2020 KTM 250 SX
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 250cc on track. This proven race weapon is the right choice for those who thrive on that glorious 2-stroke sound.
NEW graphics for a READY TO RACE appearance.
NEW WP XACT front fork setting for improved damping, and new fork piston for improved performance. Features proven, sophisticated air spring design with separate damping functions.
NEW WP XACT rear shock setting and new compression adjuster for improved tuning.
High-tech, lightweight chrome-moly steel frame with optimized stiffness provides a great blend of comfort and stability.
Single-piece cast aluminum swingarm features a long rear axle slot for increased adjustability, offering better straight-line stability.
Cylinder with twin-valve controlled power valve for smooth power that can be adjusted within seconds for different track conditions.
Lateral counter balancer reduces engine vibrations for less rider fatigue at the end of the moto.
A 38mm flat slide carburetor provides smooth and controllable power delivery and guarantees optimal performance over the entire range.
Bodywork features a slim design for optimal comfort, control and freedom of movement.
Air box and air boot designed to provide maximum protection of the air filter against soiling and better airflow for optimal performance. Air filter can be accessed without tools for quick servicing.
Hydraulic Brembo clutch system offers light operation and highly controllable modulation of the clutch.
High-tech Brembo brakes have always been standard equipment on KTM offroad bikes and are combined with lightweight Wave discs.
Handlebar clamps feature a separated lower clamp and bridge-type upper clamp for more torsional stiffness.
KTM’s “No Dirt” foot peg design keeps the peg pivot from becoming clogged, ensuring the foot peg is always in the correct position.
Super lightweight Galfer Wave rotors, CNC-machined hubs, high-end Excel rims and Dunlop MX 3S tires.
“No Dirt” shift lever prevents dirt from fouling the lever joint to ensure proper shifting in any condition.
Engine Type: Single Cylinder, 2-Stroke
Displacement: 249 cc
Bore / Stroke: 66.4 / 72 mm
Transmission: 5 Gears
Fuel System: Mikuni TMX 38 Carburetor
Lubrication: Premix 60:1
Primary Ratio: 26:73
Final Drive: 14:50
Cooling: Liquid Cooling
Clutch: Wet Multi-Disc DDS-Clutch, Brembo Hydraulics
Frame: Central Double-Cradle Type 25CrMo4 Steel
Sub Frame: Aluminum
Handle bar: Neken, Aluminum Ø 28/22 mm
Front Suspension: WP XACT USD Fork, Ø 48 mm
Rear Suspension: WP XACT Monoshock with Linkage
Suspension Travel Front/Rear: 310 mm / 12.2 in; 300 mm / 11.81 in
Front/Rear Brakes: Disc Brake 260 mm / 10.24 in; 220 mm / 8.66 in
Front/Rear Rims: 1.60 x 21” / 2.15 x 19” Excel
Front/Rear Tires: 80/100-21” / 110/90-19” Dunlop MX3S
Chain: 5/8 x 1/4 in
Steering Head Angle: 26.1º
Triple Clamp Offset: 22 mm
Wheelbase: 1,485 mm ± 10 mm / 58.5 ± 0.4 in
Ground Clearance: 375 mm / 14.8 in
Seat Height: 950 mm / 37.4 in
Tank Capacity, Approx: 7.5 L / 1.98 gal
Weight (without fuel), Approx: 95.5 kg / 210.5 lbs
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