ENGINE DESIGN 1-cylinder, 4-stroke engine DISPLACEMENT 249.9 cm³ BORE 78 mm STROKE 52.3 mm STARTER Electric starter TRANSMISSION 5-speed PRIMARY DRIVE 24:73 SECONDARY GEAR RATIO 14:51 CLUTCH Wet, CSS 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 250 SX-F