When you’re serious about a future in motocross, the Yamaha YZ85 is the only one way to start out. YZ85. And when you check out the impressive specifications, it’s clear why this high-tech lightweight is the number one choice for future champions!
Featuring a highly-tuned liquid-cooled engine running in a lightweight chassis that’s equipped with long-travel suspension, this junior motocross bike has been developed using much of the same technology as our GP-winning adult models.
Available in standard and large wheel (LW) versions, the YZ85/LW is where tomorrow’s champions start out
| Engine |
- |
| Engine type: |
Liquid-cooled, 2-stroke, single cylinder, reed valve |
| Displacement: |
84.7 cc |
| Bore x stroke: |
47.5 x 47.8 mm |
| Compression ratio: |
8.2 : 1 |
| Lubrication system: |
Premix |
| Carburettor: |
Keihin PWK28/1 |
| Clutch type: |
Wet, multiple-disc coil spring |
| Ignition system: |
CDI |
| Starter system: |
Kick |
| Transmission system: |
Constant mesh, 6-speed |
| Final transmission: |
Chain |
| Fuel tank capacity: |
5 L |
| Oil tank capacity: |
0.55 L |
|
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| Chassis |
- |
| Chassis: |
Semi-double cradle |
| Front suspension system: |
Telescopic forks |
| Front travel: |
275 mm |
| Rear suspension system: |
Swingarm (link suspension) |
| Rear travel: |
282 / 287 mm |
| Caster angle |
27º |
| Trail |
106 mm |
| Front brake: |
Single disc, Ø 220 mm |
| Rear brake: |
Single disc, Ø 190 mm |
| Front tyre: |
70/100-17 40M / 70/100-19 42M |
| Rear tyre: |
90/100-14 49M / 90/100-16 52M |
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| Dimensions |
- |
| Length (mm): |
1,818 / 1,903 mm |
| Width (mm): |
758 mm |
| Height (mm): |
1,161 / 1,205 mm |
| Seat height (mm): |
864 / 904 mm |
| Wheel base (mm): |
1,255 / 1,286 mm |
| Minimum ground clearance (mm): |
351 / 393 mm |
| Service weight (kg) |
71 kg / 73.9 kg |
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