Yamaha YZ85 - 2017 Specifications and Reviews
The 2017 Yamaha YZ85 is a lightweight 2-stroke motocross bike designed for young riders transitioning to intermediate competition. Known for its nimble handling, manageable 71.2 kg weight, and responsive power delivery, it excels in youth racing classes and provides an ideal balance of performance and control. The compact 841 mm seat height and accessible ergonomics make it one of the most popular stepping stones in junior motocross development.
General information | |
| Category | Cross / motocross |
| Year | 2017 |
| Model | Yamaha YZ85 |
Engine and Transmission Specifications | |
| Clutch | Wet multi-disc |
| Transmission type,final drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Ignition | CDI |
| Fuel system | Carburettor. Keihin PWK 28 |
| Bore x Stroke | 47.5 x 47.8 mm (1.9 x 1.9 inches) |
| Compression | 8.2:1 |
| Engine details | Reed-valve-inducted |
| Engine type | Single cylinder, two-stroke |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 190 mm (7.5 inches) |
| Rear brakes | Single disc. Hydraulic. |
| Front brakes diameter | 220 mm (8.7 inches) |
| Front brakes | Single disc. Hydraulic. |
| Rear tyre | 90/100-14 |
| Front tyre | 70/100-17 |
| Rear wheel travel | 282 mm (11.1 inches) |
| Rear Suspension | Single shock |
| Front wheel travel | 274 mm (10.8 inches) |
| Front Suspension | Inverted fork |
| Rake (fork angle) | 28.0° |
| Frame type | Single-backbone, semi-double-cradle frame |
| | |
Physical measures and capacities | |
| Fuel capacity | 4.92 litres (1.30 gallons) |
| Wheelbase | 1,257 mm (49.5 inches) |
| Ground clearance | 330 mm (13.0 inches) |
| Overall width | 759 mm (29.9 inches) |
| Overall length | 1,821 mm (71.7 inches) |
| Overall height | 1,125 mm (44.3 inches) |
| Seat height | 841 mm (33.1 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 71.2 kg (157.0 pounds) |
Other specs | |
| Factory warranty | 30 Day Limited Factory Warranty |
| Starter | Electric |
| Color options | Blue/White |
Rider Reviews
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