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Yamaha YZ85 - 2011 Specifications and Reviews

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General information

CategoryCross / motocross
Year2011
ModelYamaha YZ85

Engine and Transmission Specifications

Transmission type,final driveChain
Gearbox6-speed
Cooling systemLiquid
Lubrication systemDry sump
IgnitionCDI
Fuel systemCarburettor. Keihin PWK 28
Bore x stroke47.5 x 47.8 mm (1.9 x 1.9 inches)
Compression8.2:1
Engine typeSingle cylinder, two-stroke
Capacity:85.00 ccm (5.19 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakes diameter190 mm (7.5 inches)
Rear brakesSingle disc. Wave
Front brakes diameter220 mm (8.7 inches)
Front brakesSingle disc. Wave
Rear tyre dimensions90/100-M14
Front tyre dimensions70/100-M17
Rear suspension travel282 mm (11.1 inches)
Rear suspensionSingle shock
Front suspension travel274 mm (10.8 inches)
Front suspensionInverted fork
Frame typeAluminium
 
 

Physical measures and capacities

Fuel capacity4.92 litres (1.30 gallons)
Wheelbase1,257 mm (49.5 inches)
Ground clearance351 mm (13.8 inches)
Overall width757 mm (29.8 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.
Weight incl. oil, gas, etc70.8 kg (156.0 pounds)

Other specs

LightDual 30W Krypton multireflector Headlights and 3.9/0.5W LED Brake light
StarterElectric
Wheelbase1,270 mm (50.0 inches)
Rear tyre20/10-9
Front tyre21/7-10
Rear SuspensionCast aluminum swingarm w/piggyback High/Low speed compression, rebound and threaded preload adjustment, 11.0-in travel
Front SuspensionIndependent double wishbone, w/Kashima coated piggyback shocks, High/Low speed compression, rebound
Driveline2WD; Sealed O-Ring Chain, Eccentric Adjustment
Fuel controlDouble Overhead Cams/Twin Cam (DOHC)
Bore x Stroke95.0 x 63.4 mm (3.7 x 2.5 inches)
Compression11.6:1
ModelYamaha YFZ450X SE
Color optionsTeam Yamaha Blue/White
Factory warranty30 Day (Limited Factory Warranty)

Rider Reviews

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