ENGINE DESIGN 1-cylinder, 4-stroke engine DISPLACEMENT 449.9 cm³ BORE 95 mm STROKE 63.4 mm STARTER Electric starter TRANSMISSION 4-speed PRIMARY DRIVE 31:76 SECONDARY GEAR RATIO 13:48 CLUTCH Wet, DDS multi-disc clutch, Brembo hydraulics EMS Keihin EMS CHASSIS FRAME DESIGN 25CrMo4 steel central-tube frame FRONT SUSPENSION WP-USD, AER 48, Ø 48 mm REAR SUSPENSION WP shock absorber with linkage SUSPENSION TRAVEL … Continue a ler 450 SX-F