When it comes to winning in the MX1, nobody gets past the 450 SX-F. Trend-setting technology for the engine and frame, plus an extremely light chassis make this bike the ultimate mean machine. Other ingenious features, like its super-light electric starter, can save you crucial seconds when the going gets tough.

Technical Data

Engine Engine type Single cylinder, 4-stroke Displacement 449.3 cc Bore x stroke 97 x 60,8 mm (3.82 x 2.39") Compression ratio 12.5:1 Starter E-Starter Transmission 4 gears Carburetor Keihin MX FCR 41 Control 4 V / DOHC Lubrication Pressure lubrication Engine lubrication 10W50 Primary drive 29:74 Final drive 14:52 Cooling Liquid cooled Clutch Wet multi-disc clutch, operated hydraulically Ignition Kokusan digital DC-CDI

Chassis Frame Central double-cradle-type 25 CrMo4 Subframe Aluminium 7020 Handlebar Renthal Aluminium, konifiziert 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 1.6 x 21"; 2.15 x 19" Excel Tires, front / rear 80/100-21"; 110/90-19" Chain 5/8 x 1/4" Main silencer Aluminium Steering head angle 63,5° Wheel base 1475±10 mm (58.07±0.38") Ground clearance (unloaded) 380 mm (14.96") Seat height 925 mm (36.42") Fuel capacity approx. 8.2 liters (2.17 gal) Weight (no fuel) approx. 104,6 kg (230.6 lbs)