Winning technology that inspires: with an innovative 250cc four-stroke engine that hauls abundant power up out of the lowest rpms and delivers its unbelievable punch all the way up to the limit. And this bike’s appearance also delivers everything. A new, super-lightweight chassis complements the complete update of the bodywork to become an unbeatable unit. The 250 SX-F – for sure the hottest contender for the World Championship podium.

Technical Data

Engine Engine type Single cylinder, 4-stroke Displacement 248.6 cc Bore x stroke 76 x 54.8 mm (2.99 x 2.16") Compression ratio 12.8:1 Starter Kickstarter Transmission 6 gears Carburetor Keihin MX FCR 39 Control 4 V / DOHC Lubrication Pressure lubrication Engine lubrication 10W50 Primary drive 22:68 Final drive 13:48 Cooling Liquid cooled Clutch Wet multi-disc clutch, operated hydraulically Ignition Kokusan digital magneto CDI

Chassis Frame Central double-cradle-type 25CrMo4 Subframe Aluminium 7020 Handlebar Renthal Aluminium Ø 28/22 mm (1.10/0.87") Front suspension WP USD Ø 48 mm (1.89") Rear suspension WP monoshock PDS Suspension travel front / rear 300 / 335 mm (11.81 / 13.19") Brakes, front / rear Disc brakes 260 / 220 mm (10.24 / 8.66") Rims, front / rear 1.60 x 21"; 2.15 x 19" Tires, front / rear 80/100-21"; 100/90-19" Chain 5/8 x 1/4" Main silencer Aluminium Steering head angle 63.5° Wheel base 1475±10 mm (58.07±0.39") Ground clearance (unloaded) 380 mm (15") Seat height 925 mm (36.42") Fuel capacity approx. 7,2 liters (1.9 gal) Weight (no fuel) approx. 98 kg (216 lbs)