These are the known mechanical and performance specifications for your 2002 Yamaha YZ 85.
Basic Specs
Engine
Displacement84.70 ccm (5.17 cubic inches)
Type
DetailsSingle cylinder, two-stroke
Max RPM
Compression8.2:1
Bore/Stroke47.5 x 47.8 mm (1.9 x 1.9 inches)
Valves/Cylinder
Fueling
Ignition
Exhaust
Lubrication
CoolingLiquid
Chassis
Frame Type
Rake
Trail
Front Suspension
Front Travel275 mm (10.8 inches)
Rear Suspension
Rear Travel282 mm (11.1 inches)
Seat
Seat Height864 mm (34.0 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1,161 mm (45.7 inches)
Total Length1,818 mm (71.6 inches)
Total Width758 mm (29.8 inches)
Ground Clearance351 mm (13.8 inches)
Wheelbase1,255 mm (49.4 inches)
Dry Weight66.0 kg (145.5 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre70/100-17 40M
Rear Tire/Tyre90/100-14 49M
Front BrakesSingle disc
Front Brake Diameter220 mm (8.7 inches)
Rear BrakesSingle disc
Rear Brake Diameter190 mm (7.5 inches)
Wheels
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