FIRST LOOK! 2021 KTM MINI, TWO-STROKE AND FOUR-STROKE MOTOCROSS MODELS

2021 KTM 50SX MINI

(Click on images to enlarge)

Built for the smallest of racers, the KTM 50SX Mini incorporates much of the same technology as found on the KTM 50SX with a friendlier power delivery, smaller wheels and a lower seat height. The KTM 50SX Mini is a real Ready to Race KTM for the youngest of shedders. Like its full-sized SX big brothers, it features high quality components and innovative technology. It’s child’s play to control with a linear power delivery and a beginner-friendly automatic clutch, which enables budding motocross racers to concentrate on the essentials and very quickly learn the basics.

2021 KTM 50SX MINI HIGHLIGHTS:
(1) New graphics to match the Ready to Race look of the full-sized SX range.
(2) New tapered 28mm to 22mm to 18mm aluminum handlebar improvescomfort thanks to increased flex and a smaller end diameter.
(3) New handlebar pad with KTM logo is included.
(4) New handlebar grips (ODI lock-on) with decreased diameter to provide increased control, comfort and confidence for smaller hands.
(5) New WP Xact 35mm front forks with thinner outer tubes deliver a 240 gram weight reduction for agile, confidence-inspiring handling.
(6) New triple clamps designed to accommodate the (1) New fork diameter.
(7) New throttle assembly with roller actuation delivers smoother throttle motion and improved cable life.
(8) New throttle cable with improved fixation to the carburetor throttle cover.
(9) Front and rear Formula hydraulic brakes by Formula with lightweight Wave discs.
(10) Centrifugal multi-disc adjustable automatic clutch.
(11) Maxxis tires for maximum grip.
(12) Bore/Stroke: 39mm x 40.0

2021 KTM 50SX

With the KTM 50SX, young motocross riders who are Ready to Race can really take off. The fully-fledged bike is ideal for getting into the world of motocross and taking the first steps in racing. Just like its bigger brothers, the KTM 50SX is equipped with top-quality components. The bike, which is designed from the ground up for young riders, is easy to control and features very steady power delivery. The automatic clutch is ideal for novices on two wheels – it enables budding motocross racers to concentrate on the essentials and very quickly learn the basics.

2021 KTM 50 SX HIGHLIGHTS
(1) New graphics to match the Ready to Race look of the full-sized SX range.
(2) New WP Xact with PDS (Progressive Damping System) technology rear shock with (1) New settings for improved performance.
(3) New 28mm to 22mm tapered aluminum handlebar (Ø 28/22/18 mm) provides improved control and comfort thanks to increased flex and a smaller end diameter. A (1) New handlebar pad with KTM logo is included.
(4) New handlebar grips (ODI lock-on) with decreased diameter to provide increased control, comfort and confidence for smaller hands.
(5) New WP Xact front forks with thinner outer tubes deliver a 240 gram weight reduction.
(6) New triple clamps designed to accommodate the (1) New fork diameter.
(7) New throttle assembly with roller actuation delivers smoother throttle motion and improved cable life.
(8) New throttle cable with improved fixation to the carburetor throttle cover.
(9) Bore/Stroke: 39mm x 40.0

2021 KTM 65SX TWO-STROKE

The KTM 65SX is a genuine racing bike for young riders who want to move to the next level. This bike is setting standards in terms of power, performance, equipment and workmanship. The KTM65 SX features top-quality components including the advanced WP Xact 35mm mm fork with AER technology to provide unmatched suspension performance. The ultra-cool graphics round off the racing profile. Just like its bigger brothers, the KTM 65SX is Ready to Race.

2021 KTM 65SX HIGHLIGHTS:
(1) New graphics to match the Ready to Race look of the full-sized SX range.
(2) New WP 35mm air-sprung Xact front forks with thinner outer tubes are 260 grams lighter.
(3) New triple clamps designed to accommodate the (1) New fork diameter.
(4) New tapered 28mm to 22mm handlebars improve the feel and comfort and include ODI lock-on grips, just like full-size SX models
(5) New throttle assembly with roller actuation delivers smoother throttle motion and improved cable life.
(6) New throttle cable with improved fixation to the carburetor throttle cover.
(7) Alternative needle included for fine tuning the engine for different conditions.
(8) Cutting-edge two-stroke technology is paired with easy shifting thanks to the six-speed transmission and hydraulic clutch.
(9) WP Xact monoshock with PDS (Progressive Damping System) technology offers adjustable compression and rebound damping.
(10) Front and rear massive four-piston calipers that grip lightweight Wave brake discs offer class-leading braking.
(11) Bore/Stroke: 45mm x 40.80mm

2021 KTM 85SX (MINI & BIG WHEEL)

The riders of the junior class are not beginners. These are future champions fighting for victory, no matter if it is the AMA Amateur National Title or Junior Motocross World Championship. There is no 85 cc machine that is more Ready to Race than the 2021 KTM 85 SX. This is no surprise really, as it boasts a state-of-the-art engine developed by KTM, combined with high-end WP suspension and a super lightweight, rugged chassis to make up a perfect overall package.

2021 KTM 85SX HIGHLIGHTS TWO-STROKE
(1) New graphics to match the Ready to Race look of the full-sized SX range.
(2) New Formula hydraulic brakes featuring a 2-piston floating front caliper and a single-piston floating rear that uses full full-size SX brake pads.
(3) New larger rear brake disc (220 mm instead of 210 mm).
(4) New rear hub adapted to the new disc and new fork boot adapted to the new brake caliper.
(5) New throttle assembly with roller actuation delivers smoother throttle motion and improved cable life.
(6) New throttle cable with improved fixation to the carburetor throttle cover.
(7) New clutch master cylinder design to match the (new brake master cylinder.
(8) DS (Diaphragm Spring) hydraulic clutch offers better performance than a conventional coil spring design.
(9) The frame is made from hydro-formed chromoly steel tubes that have been specifically tailored racing.
(10) Available with 14/17 mini wheels or 17/19 Big Wheels.
(11) Bore/Stroke: 47mm x 48.95mm

2021 KTM 125SX/150SX TWO-STROKE

The KTM 125SX is the most compact and lightweight of the full-size bikes and delivers a confidence-inspiring ride like no other. A lightweight chassis teams up with the most competitive 125 cc 2-stroke engine in its class, delivering superior agility and power to fulfil the demands of any young adrenaline seeker. This 2-stroke screamer is the ultimate entry point into the pro ranks and a sure-fire way to add to the trophy collection.

2021 KTM 125SX/150SX HIGHLIGHTS
(1) New graphics with updated color scheme for a Ready to Race appearance.
(2) New piston engineered with a harder material to increase durability while keeping weight low and performance high.
(3) New throttle assembly with roller actuation delivers smoother throttle motion and improved cable life.
(4) New WP XACT front forks with new internals—designed for refined performance, comfort and handling—feature extended oil and air bypasses to reduce pressure peaks while a new mid-valve damping system improves damping control for exceptional feedback and feel. Performing in concert with the new air bypass, a smaller rebound spacer in the air leg increases air volume in the negative chamber for a more linear spring curve, emulating the behavior of a spring while keeping all the benefits of an air fork.
(5) New WP XACT shock with a new o-ring for the link piston to reduce fading and improve consistency over long motos.
(6) New suspension settings front and rear compliment the new hardware for better traction, improved comfort and confidence-inspiring feel.
(7) New “low-friction” linkage bearing seals made by SKF provide noticeably freer linkage action, offering better suspension feel and performance throughout the shock stroke.
(8) New Dunlop MX33 tires provide superior grip in a wide variety of terrain along with enhanced durability.
(9) New thicker inner clutch hub sleeves for even better durability.
(10) 38mm flat slide carburetor provides smooth and controllable power delivery and guarantees crisp performance over the entire rpm range.
(11) Hydraulic Brembo clutch and brake system offers highly controllable modulation and light operation.
(12) Bore/Stroke: 125SX (54mm x 54.5 mm); 150Sx (58mm/54.5mm).

2021 KTM 250SX TWO-STROKE

Whether it’s power-to-weight or power and control, the KTM 250 SX is the perfect combination of all that counts. Featuring the latest high-performance 2-stroke engine fitted within a state-of-the-art chassis, this powerhouse is undoubtedly the fastest 250 cc on the track. This proven race weapon is the right choice for those who thrive on that glorious 2-stroke sound.

2021 KTM 250SX HIGHLIGHTS
(1) New graphics with updated color scheme for a Ready to Race appearance.
(2) New throttle assembly with roller actuation delivers smoother throttle motion and improved cable life.
(3) New updated WP Xact front forks with new internals—designed for refined performance, comfort and handling—feature extended oil and air bypasses to reduce pressure peaks while a new mid-valve damping system improves damping control for exceptional feedback and feel. Performing in concert with the (new air bypass, a smaller rebound spacer in the air leg increases air volume in the negative chamber for a more linear spring curve, emulating the behavior of a spring while keeping all the benefits of an air fork.
(4) New reworked WP Xact shock with a new O-ring for the link piston to reduce fading and improve consistency over long motos.
(5) New suspension settings front and rear compliment the new hardware for better traction, improved comfort and confidence-inspiring feel.
(6) New “low-friction” linkage bearing seals made by SKF provide noticeably freer linkage action, offering better suspension feel and performance throughout the shock stroke.
(7) New Dunlop MX33 tires provide superior grip in a wide variety of terrain along with enhanced durability.
(8) High-tech, lightweight chromoly steel frame with carefully calculated flex parameters
(9) Cylinder with twin-valve controlled power valve for smooth power that can be adjusted within seconds for different track conditions.
(10) Lateral counter balancer reduces engine vibrations for less rider fatigue at the end of the moto.
(11) 38mm flat slide carburetor provides smooth and controllable power delivery and guarantees crisp performance over the entire rpm range.
(12) Bore/Stroke: 66.4mm x 72mm.

2021 KTM 250SXF

The KTM 250SXF is set to continue its dominance for 2021. Not only is it the lightest bike in its class, but it also offers an unrivalled, confidence-inspiring power delivery, making it a great choice for both amateur and professional riders. Laying the power down effectively is the secret to fast lap times and this capable package has all the right credentials to get the most important job done – getting to the checkered flag first.

2021 KTM 250SXF HIGHLIGHTS
(1) New graphics with updated color scheme for a Ready to Race appearance.
(2) New mapping adds low-end power to drive out of corners, enhancing the SX-F’s already light feel.
(3) New updated WP Xact front forks with new internals—designed for refined performance, comfort and handling—feature extended oil and air bypasses to reduce pressure peaks while a new mid-valve damping system improves damping control for exceptional feedback and feel. Performing in concert with the new air bypass, a smaller rebound spacer in the air leg increases air volume in the negative chamber for a more linear spring curve, emulating the behavior of a spring while keeping all the benefits of an air fork.
(5) New reworked WP XACT shock with a
(6) New o-ring for the link piston to reduce fading and improve consistency over long motos.
(7) New suspension settings front and rear compliment the new hardware for better traction, improved comfort and confidence-inspiring feel.
(8) New “low-friction” linkage bearing seals made by SKF provide noticeably freer linkage action, offering better suspension feel and performance throughout the shock stroke.
(9) New Dunlop MX33 tires provide superior grip in a wide variety of terrain along with enhanced durability.
(10) Compact DOHC (double overhead camshaft) engine with cutting-edge cylinder head featuring titanium valves and super-light finger followers with a hard DLC coating.
(11) High-tech, lightweight chrommoly steel frame with carefully calculated flex parameters provides a great blend of comfort, stability and precision.
(12) Hydraulic Brembo clutch and brake system offers highly controllable modulation and light operation.
(13) Bore/Stroke: 78.0mm x 52.3mm

2021 KTM 350SXF

The KTM 350SXF continues to deliver a dominant mix of horsepower and agility. It has an exceptional power-to-weight ratio with torque similar to that of a 450, without losing its 250-like handling. When you’re looking for more than one advantage, this powerful, lightweight racer combines all your needs into one dominant package with serious championship pedigree to back it up.

2021 KTM 350SXF HIGHLIGHTS
(1) New graphics with updated color scheme for a Ready to Race appearance.
(2) New mapping adds low-end power to drive out of corners, enhancing the SX-F’s already light feel.
(3) New updated WP Xact front forks with (new internals—designed for refined performance, comfort and handling—feature extended oil and air bypasses to reduce pressure peaks while a new mid-valve damping system improves damping control for exceptional feedback and feel. Performing in concert with the new air bypass, a smaller rebound spacer in the air leg increases air volume in the negative chamber for a more linear spring curve, emulating the behavior of a spring while keeping all the benefits of an air fork.
(4) New reworked WP XACT shock with a new O-ring for the link piston to reduce fading and improve consistency over long motos.
(5) New suspension settings front and rear compliment the new hardware for better traction, improved comfort and confidence-inspiring feel.
(6) New “low-friction” linkage bearing seals made by SKF provide noticeably freer linkage action, offering better suspension feel and performance throughout the shock stroke.
(7) New Dunlop MX33 tires provide superior grip in a wide variety of terrain along with enhanced durability.
(8) Compact DOHC (double overhead camshaft) engine with cutting-edge cylinder head featuring titanium valves and super-light finger followers with a hard DLC coating.
(9) High-tech, lightweight chrommoly steel frame with carefully calculated flex parameters provides a great blend of comfort, stability and precision.
(10) Hydraulic Brembo clutch and brake system offers highly controllable modulation and light operation.
(11) Bore/Stroke: 88mm x 57.5mm

2021 KTM 450SXF

The championship winning KTM 450SXF utilizes a proven formula that sets the industry benchmark for performance and handling. For 2021, this machine continues to deliver superior performance and easy handling. It features an extremely compact, single overhead camshaft cylinder head and together with the efficient electronic fuel injection, pushes out unrivalled power in the most effective way possible. The KTM 450SXF is simply the fastest Motocross bike out on the track.

2021 KTM 450SXF HIGHLIGHTS
(1) New graphics with updated color scheme for a Ready to Race appearance.
(2) New mapping adds low-end power to drive out of corners, enhancing the SX-F’s already light feel.
(3) New updated WP Xact front forks with  new internals—designed for refined performance, comfort and handling—feature extended oil and air bypasses to reduce pressure peaks while a new mid-valve damping system improves damping control for exceptional feedback and feel. Performing in concert with the nNew air bypass, a smaller rebound spacer in the air leg increases air volume in the negative chamber for a more linear spring curve, emulating the behavior of a spring while keeping all the benefits of an air fork.
(4) New reworked WP XACT shock with a new O-ring for the link piston to reduce fading and improve consistency over long motos.
(5) New suspension settings front and rear compliment the new hardware for better traction, improved comfort and confidence-inspiring feel.
(6) New “low-friction” linkage bearing seals made by SKF provide noticeably freer linkage action, offering better suspension feel and performance throughout the shock stroke.
(7) New Dunlop MX33 tires provide superior grip in a wide variety of terrain along with enhanced durability.
(8) Compact DOHC (double overhead camshaft) engine with cutting-edge cylinder head featuring titanium valves and super-light finger followers with a hard DLC coating.
(9) High-tech, lightweight chrommoly steel frame with carefully calculated flex parameters provides a great blend of comfort, stability and precision.
(10) Hydraulic Brembo clutch and brake system offers highly controllable modulation and light operation.
(11) Bore/Stroke: 95mm x 63.4mm

The KTM Cross-Country line has been updated for 2021 and has expanded its range of innovative XC models with the introduction of the two-stroke KTM 125XC, the Newest stablemate of the KTM 250XC TPI and KTM 300XC TPI. The all-New addition to the KTM XC model family, the KTM 125XC, is the most compact and lightweight of the full-size cross-country machines. Matching a lightweight cross-country specific chassis up with the most competitive 125cc two-stroke engine in the class, it delivers superior agility and power to fulfil the demands of any young and aspiring offroad racer. Throw in an oversized tank and electric start, and you have a machine ready to dominate right out of the crate.

2021 KTM 125XC TWO-STROKE

The KTM 125XC is an all-New addition to the KTM XC family. It is the most compact and lightweight of all the full-size cross-country machines. Matching a lightweight cross-country specific chassis with a competitive 125cc two-stroke engine delivers superior agility and power to fulfill the demands of any young and aspiring offroad racer.

2021 KTM 125XC HIGHLIGHTS
(1) New model based on the KTM 125SX includes electric start, side stand and large translucent fuel tank for superior cross-country performance.
(2) New graphics with updated color scheme for a Ready to Race appearance.
(3) New piston engineered with a harder material to increase durability while keeping weight low and performance high.
(4) New throttle assembly with roller actuation delivers smoother throttle motion and improved cable life.
(5) New updated WP Xact front forks with new internals—designed for refined performance, comfort and handling. They feature extended oil and air bypasses to reduce pressure peaks while a New mid-valve damping system improves damping control for exceptional feedback and feel. Performing in concert with the New air bypass, a smaller rebound spacer in the air leg increases air volume in the negative chamber for a more linear spring curve, emulating the behavior of a spring while keeping all the benefits of an air fork.
(6) New reworked WP Xact shock with a new O-ring for the link piston to reduce fading and improve consistency over long motos. New suspension settings front and rear compliment the new hardware for better traction, improved comfort and confidence-inspiring feel. New “low-friction” linkage bearing seals made by SKF provide noticeably freer linkage action, offering better suspension feel and performance throughout the shock stroke.
(7) New thicker inner clutch hub sleeves for even better durability.
(8) High-tech, lightweight chromoly steel frame with carefully calculated flex parameters provides a great blend of comfort, stability and precision.
(9) Single-piece cast aluminum swingarm features a long rear axle slot for increased adjustability, offering better straight-line stability.
(10) 38mm flat slide carburetor provides smooth and controllable power delivery and guarantees crisp performance over the entire rpm range.
(11) Hydraulic Brembo clutch and brake systems offer highly controllable modulation, while the lightweight Wave rotors offer incredible braking power and feel.
(12) Bore and stroke: 54mm x 54.5mm.

2021 KTM 250XC-TPI TWO-STROKE

The KTM 250XC TPI’s industry-leading fuel injection technology offers huge improvements in fuel efficiency and exhaust emissions, while removing the need for pre-mixing fuel and re-jetting. The engine always runs smoothly and crisply regardless of temperature or altitude. The KTM 250XC TPI features a powerful two-stroke engine fitted in a state-of-the-art chassis.

2021 KTM 250 XC-TPI HIGHLIGHTS
(1) New graphics with updated color scheme for a Ready to Race appearance.
(2) New throttle assembly with roller actuation delivers smoother throttle motion and improved cable life.
(3) New WP XACT front forks with new internals—designed for refined performance, comfort and handling. They feature extended oil and air bypasses to reduce pressure peaks while a new mid-valve damping system improves damping control for exceptional feedback and feel. Performing in concert with the new air bypass, a smaller rebound spacer in the air leg increases air volume in the negative chamber for a more linear spring curve, emulating the behavior of a spring while keeping all the benefits of an air fork.
(4) New reworked WP XACT shock with a new O-ring for the link piston to reduce fading and improve consistency over long motos.
(5) New suspension settings front and rear compliment the new hardware for better traction, improved comfort and confidence-inspiring feel.
(6) New “low-friction” linkage bearing seals made by SKF provide noticeably freer linkage action, offering better suspension feel and performance throughout the shock stroke.
(7) Cylinder with twin-valve controlled power valve for smooth power.Cylinder with twin-valve controlled power valve for smooth power. The TPI (Transfer Port Injection) fuel injection system offers unparallel performance and simple operation: no premixing or jetting required.
(8) 249 cc engine is the pinnacle of 2-stroke performance with lightweight construction and features a CNC machined exhaust port and DDS clutch with a damping system for better traction and durability.
(9) Lateral counter balancer reduces engine vibrations for less rider fatigue at the end of the moto
(10) Hydraulic Brembo clutch and brake systems offer highly controllable modulation, while the lightweight Wave rotors offer incredible braking power and feel.
(11) Bore and stroke: 66.4mm x 72mm.

2021 KTM 300 XC-TPI TWO-STROKE

The 2021 KTM 300XC TPI’s unrivaled torque, light weight and rock-solid handling make it an unstoppable machine for extreme cross-country terrain. Its industry leading fuel injection technology further demonstrates KTM’s unrelenting commitment to two-stroke advancement. The benefits are huge improvements in fuel efficiency, lower exhaust emissions and no need to pre-mix gas and oil.

2021 KTM 300 XC-TPI HIGHLIGHTS
(1) New graphics with updated color scheme for a Ready to Race appearance.
(2) New throttle assembly with roller actuation delivers smoother throttle motion and improved cable life.
(3) New WP XACT front forks with new internals—designed for refined performance, comfort and handling. They feature extended oil and air bypasses to reduce pressure peaks while a new mid-valve damping system improves damping control for exceptional feedback and feel. Performing in concert with the new air bypass, a smaller rebound spacer in the air leg increases air volume in the negative chamber for a more linear spring curve, emulating the behavior of a spring while keeping all the benefits of an air fork.
(4) New reworked WP XACT shock with a new O-ring for the link piston to reduce fading and improve consistency over long motos.
(5) New suspension settings front and rear compliment the new hardware for better traction, improved comfort and confidence-inspiring feel.
(6) New “low-friction” linkage bearing seals made by SKF provide noticeably freer linkage action, offering better suspension feel and performance throughout the shock stroke.
(7) Cylinder with twin-valve controlled power valve for smooth power. Cylinder with twin-valve controlled power valve for smooth power. The TPI (Transfer Port Injection) fuel injection system offers unparallel performance and simple operation: no premixing or jetting required.
(8) 293.2cc engine features a CNC machined exhaust port and DDS clutch with a damping system for better traction and durability.
(9) Lateral counter balancer reduces engine vibrations for less rider fatigue at the end of the moto.
(10) Hydraulic Brembo clutch and brake systems offer highly controllable modulation, while the lightweight Wave rotors offer incredible braking power and feel.
(11) Bore and stroke: 72mm x 72mm.

2021 KTM 250 XC-F FOUR-STROKE

With class-leading power no one can rival, the 2021 KTM 250XC-F is a force to be reckoned with in any closed-course, offroad contest. A compact engine cranks out unbelievable amounts of power while Traction Control, Launch Control and selectable maps make all that power useable. Updated suspension components and damping settings and further chassis refinements make this the ultimate offroad 250 cc motorcycle.

2021 KTM 250XC-F HIGHLIGHTS
(1) New graphics with updated color scheme for a Ready to Race appearance.
(2) New updated WP Xact front forks with new internals—designed for refined performance, comfort and handling. They feature extended oil and air bypasses to reduce pressure peaks while a new mid-valve damping system improves damping control for exceptional feedback and feel. Performing in concert with the new air bypass, a smaller rebound spacer in the air leg increases air volume in the negative chamber for a more linear spring curve, emulating the behavior of a spring while keeping all the benefits of an air fork.
(3) New reworked WP Xact shock with a new O-ring for the link piston to reduce fading and improve consistency over long motos.
(4) New suspension settings front and rear compliment the new hardware for better traction, improved comfort and confidence-inspiring feel.
(5) New “low-friction” linkage bearing seals made by SKF provide noticeably freer linkage action, offering better suspension feel and performance throughout the shock stroke.
(6) New Compact DOHC (double overhead camshaft) engine with cutting-edge cylinder head featuring titanium valves and super-light finger followers with a hard DLC coating.
(7) High-tech, lightweight chromoly steel frame with carefully calculated flex parameters provides a great blend of comfort, stability and precision. With a single-piece cast aluminum swingarm features a long rear axle slot for increased adjustability.
(8) Bodywork features a slim design for excellent comfort and freedom of movement, putting the rider in complete control.
(9) Head pipe with FDH (Flow Design Header) resonator system improves performance while reducing noise.
(10) Handlebar map switch selects between two maps (standard and more aggressive) and activates traction and launch control for enhanced grip and holeshot-seeking starts.
(11) Hydraulic Brembo clutch and brake systems offer highly controllable modulation, while the lightweight Wave rotors offer incredible braking power and feel.
(12) Bore and stroke: 78mm x 52.3mm.

2021 KTM 350XC-F FOUR-STROKE

With power that rivals 450cc machines combined with 250-class handling, the 2021 KTM 350X-F is a force to be reckoned with on any closed-course, offroad contest. The compact engine cranks out unbelievable amounts of power while Traction Control, Launch Control and selectable maps make all that power useable. Updated suspension components and damping settings and further chassis refinements take the KTM 350XC-F to a level that other 450-class offroad bikes have trouble matching.

2021 KTM 350XC-F HIGHLIGHTS
(1) New graphics with updated color scheme for a Ready to Race appearance.
(2) New updated WP Xact front forks with new internals—designed for refined performance, comfort and handling. They feature extended oil and air bypasses to reduce pressure peaks while a new mid-valve damping system improves damping control for exceptional feedback and feel. Performing in concert with the new air bypass, a smaller rebound spacer in the air leg increases air volume in the negative chamber for a more linear spring curve, emulating the behavior of a spring while keeping all the benefits of an air fork.
(3) New reworked WP Xact shock with a new O-ring for the link piston to reduce fading and improve consistency over long motos.
(4) New suspension settings front and rear compliment the new hardware for better traction, improved comfort and confidence-inspiring feel.
(5) New “low-friction” linkage bearing seals made by SKF provide noticeably freer linkage action, offering better suspension feel and performance throughout the shock stroke.
(6) New Compact DOHC (double overhead camshaft) engine with cutting-edge cylinder head featuring titanium valves and super-light finger followers with a hard DLC coating.
(7) High-tech, lightweight chromoly steel frame with carefully calculated flex parameters provides a great blend of comfort, stability and precision. With a single-piece cast aluminum swingarm features a long rear axle slot for increased adjustability.
(8) Bodywork features a slim design for excellent comfort and freedom of movement, putting the rider in complete control.
(9) Head pipe with FDH (Flow Design Header) resonator system improves performance while reducing noise.
(10) Handlebar map switch selects between two maps (standard and more aggressive) and activates traction and launch control for enhanced grip and holeshot-seeking starts.
(11) Hydraulic Brembo clutch and brake system offers highly controllable modulation, while the lightweight Wave rotors offer incredible braking power and feel.
(12) Bore and stroke: 88mm x 57.5mm.

2021 KTM 450XC-F FOUR-STROKE

When maximum attack is required, the only answer is the KTM 450XC-F. The compact SOHC engine delivers explosive power in a smooth, usable delivery that suits both weekend riders and seasoned racers alike. More to the point, the 2021 KTM 450XC-F shares 95% of its parts with the multiple Supercross and motocross championship winning KTM 450SXF motocross machine. So, are you Ready to Race?

2021 KTM 450XC-F HIGHLIGHTS
(1) New graphics with updated color scheme for a Ready to Race appearance.
(2) New mapping increases low-end power, enhancing the XCF’s already light feel, and includes split injection for better fuel atomization and punch throughout the rev range. Map 2 has also been enhanced for the most extreme performance option.
(3) New connecting rod with upper copper-beryllium bushing that reduces friction for free-revving engine character and improved durability.
Reworked shift locker for improved durability.
(4) New hour meter casing with additional fixing points and only two M6 screw dimensions (only 2 sizes for entire casing for easy servicing).
(5) New updated WP Xact front forks with new internals—designed for refined performance, comfort and handling. They feature extended oil and air bypasses to reduce pressure peaks while a new mid-valve damping system improves damping control for exceptional feedback and feel. Performing in concert with the new air bypass, a smaller rebound spacer in the air leg increases air volume in the negative chamber for a more linear spring curve, emulating the behavior of a spring while keeping all the benefits of an air fork.
(6) New reworked WP Xact shock with a new O-ring for the link piston to reduce fading and improve consistency over long motos.
(7) New suspension settings front and rear compliment the new hardware for better traction, improved comfort and confidence-inspiring feel.
(8) New “low-friction” linkage bearing seals made by SKF provide noticeably freer linkage action, offering better suspension feel and performance throughout the shock stroke.
(9) Compact SOHC (single overhead camshaft) engine with cutting-edge cylinder head featuring titanium valves and new rocker arms with structural optimization to reduce weight and inertia and increase stiffness, ensuring precise, responsive engine performance across the rpm range.
(10) High-tech, lightweight chromoly steel frame with carefully calculated flex parameters provides a great blend of comfort, stability and precision. With a single-piece cast aluminum swingarm features a long rear axle slot for increased adjustability.
(11) Hydraulic Brembo clutch and brake systems offer highly controllable modulation, while the lightweight Wave rotors offer incredible braking power and feel.
(12) Bodywork features a slim design for excellent comfort and freedom of movement, putting the rider in complete control.
(13) Head pipe with FDH (Flow Design Header) resonator system improves performance while reducing noise.
(14) Handlebar map switch selects between two maps (standard and more aggressive) and activates traction and launch control for enhanced grip and holeshot-seeking starts.
(15) Bore and stroke: 95mm x 63.4mm.