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Yamaha YZ85 - 2008 Specifications and Reviews

The 2008 Yamaha YZ85 is a liquid-cooled 85cc motocross bike designed for young and intermediate riders transitioning to competitive off-road racing. Known for its reliable single-cylinder engine and manageable seat height, it delivers responsive performance and agility on track. The YZ85 remains a popular choice for youth motocross programs and amateur riders seeking proven durability.

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General information

CategoryCross / motocross
Year2008
ModelYamaha YZ85

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox6-speed
Cooling systemLiquid
IgnitionCDI
Bore x stroke47.5 x 47.8 mm (1.9 x 1.9 inches)
Compression8.2:1
Stroke4
Engine typeSingle cylinder
Capacity:85.00 ccm (5.19 cubic inches)
 
 

Physical measures and capacities

Wheelbase1,257 mm (49.5 inches)
Ground clearance351 mm (13.8 inches)
Overall width785 mm (30.9 inches)
Overall length1,821 mm (71.7 inches)
Overall height1,161 mm (45.7 inches)
Seat height864 mm (34.0 inches) If adjustable, lowest setting.
Dry weight66.2 kg (146.0 pounds)

Yamaha YZ85 dimensions and frame

Rear brakes diameter190 mm (7.5 inches)
Rear brakesSingle disc
Front brakes diameter220 mm (8.7 inches)
Front brakesSingle disc
Rear tyre dimensions90/90-M14
Front tyre dimensions70/80-M17
Rear suspension travel282 mm (11.1 inches)
Rear suspensionSingle shock
Front suspension travel274 mm (10.8 inches)
Front suspensionInverted fork
Rake (fork angle)26.0°

Speed and acceleration

Fuel capacity4.92 litres (1.30 gallons)

Rider Reviews

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