2023 KTM 250 SX Bike

Where To Buy
Free 3-day express shipping on orders over $79.
Free shipping on orders over $85.


KTM 250 SX Bike
Model Year
Engine Size
Engine Type
Engine Displacement
Bore x Stroke
66.4 mm x 72 mm
Compression Ratio
Fuel System
Keihin Electronic Fuel Injection, 39 mm throttle body, reed valve case design, Electronic Power Valve, Vitesco ECU
Vitesco Technologies EMS; electric starter, 12.8V 2 Ah lithium-ion battery under seat
5-speed; wet DDS multi-disc clutch with Brembo hydraulics
Final Drive
Chain, 520, non-sealed, 5/8 x 1/4"; 14:49
Suspension Front
WP XACT-USD, air spring, tool-free setup, split damping function, air pressure preload valve, compression adjust, rebound adjust, 48 mm diameter, 310 mm (12.2") travel
Suspension Rear
WP XACT Monoshock with linkage, coil spring, tool-free setup, high/low-speed compression adjust, 300 mm (11.81") travel
Brakes Front
Brembo disc, 260 mm lightweight wave rotor
Brakes Rear
Brembo disc, 220 mm lightweight wave rotor
Tires Front
Dunlop MX33, 80/100-21”
Tires Rear
Dunlop MX33, 110/90-19”
Overall Length
Overall Width
Overall Height
Seat Height
958 mm (37.7")
1493 mm ± 10 mm (58.7" ± 0.4")
Ground Clearance
354 mm (13.9")
Fuel Capacity
7.2 liters (1.9 gallons)
Curb Weight
99.4 kg (219.1 lbs) without fuel
• All-new generation model with new chassis and engine wrapped in new bodywork
• New engine with electronic power valve offers improved mid-range power and rotating mass
• New 39 mm Keihin throttle body features advanced EFI technology for immediate throttle response and ease of use — no more jetting for conditions
• New electric start and lightweight Li-Ion battery provide immediate starts at a light weight
• New frame design with parallel mounts, new forged shock mount and reworked rigidity to better manage rider comfort
• New topology optimized subframe with hybrid polyamide and aluminum construction for improved durability
• New hollow, die-cast swingarm offers reduced unsprung weight and increased rigidity
• Updated WP XACT fork with new settings and new hydrostop to improve bottoming resistance
• New, completely redesigned WP XACT rear shock has a lighter and shorter body and all new internals
• New topology optimized handlebar mounts increase grip surface for reduced bar twist
• New map select switch changes engine character depending on track conditions and rider preference:
— Map 1 - linear, predictable power delivery
— Map 2 - crisp, explosive power output
• Cooling: liquid
• Engine type: single cylinder, 2-stroke
• Frame: central double-cradle-type 25CrMo4 steel, forged steering head connection, CNC-milled triple clamps
• Handlebar: Neken, aluminum, 28/22 mm diameter
• Hubs: CNC machined
• Lubrication: premix 60:1
• Overall engine weight: 52.6 lbs
• Primary ratio: 26:72
• Rims: Excel, 1.60 x 21” front, 2.15 x 19” rear
• Silencer: aluminum
• Sub frame: reinforced aluminum/Polyamide
• Triple clamp offset: 22 mm
• Includes fork air pump
What do you think?
Where To Buy
Free 3-day express shipping on orders over $79.
Free shipping on orders over $85.

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