Spunky's Motorcycle Shop

Information

Built for fun. Built to win. The renowned YZ85 serves up big-bike specs in a small-bike package. Featuring the Yamaha Power Valve System (YPVS), fully-adjustable suspension, six-speed transmission and adjustable ergonomics, the YZ85 is ready to win races straight off the dealership floor.

Yamaha Power Valve System (YPVS) for broad, tractable power
Potent, easy-to-service two-stroke engine
Smooth-shifting, six-speed, close-ratio transmission
Compact, semi-double-cradle, single-backbone steel frame
Race-ready, fully adjustable suspension
Aggressive YZ styling

Engine 2-stroke, liquid-cooled, crankcase-reed-valve single with YPVS
Displacement 85cc
Bore and Stroke 47.5 x 47.8 mm
Compression Ratio 8.2-9.6:1
Fuel Delivery Keihin PWK28
Ignition / Starting CDI / Kick
Transmission Constant mesh, 6-speed
Final Drive Chain

Suspension (Front) Fully adjustable KYB 36 mm inverted fork / 275 mm (10.8 in) wheel travel
Suspension (Rear) Fully adjustable KYB shock / 282 mm (11.1 in) wheel travel
Brakes (Front) 220 mm disc / twin-piston caliper
Brakes (Rear) 190 mm disc / single-piston caliper
Tires (Front) 70/100-17 Geomax MX3SF
Tires (Rear) 90/100-14 Geomax MX3S

Length 1,820 mm (71.7 in)
Width 760 mm (29.9 in)
Height 1135 mm (44.7 in)
Wheelbase 1255 mm (49.4 in)
Ground Clearance 320 mm (12.6 in)
Seat Height 840 mm (33.1 in)
Fuel Capacity 5 litres (1.1 imp. gal.)
Wet Weight 73 kg (161 lb)
Colour(s) Yamaha Racing Blue