| Attribute | Yamaha YZ85 2020 × | Kawasaki KX 85-I Monster Energy × |
|---|---|---|
| General | ||
| Production from (year) | 2020 | 2012 |
| Make | Yamaha | Kawasaki |
| Model | Yamaha YZ85 | Kawasaki KX 85-I Monster Energy |
| Category | Cross / motocross | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. Keihin PWK 28 | Carburettor. Keihin PWK28 |
| Engine details | Reed-valve-inducted | - |
| Displacement (cm³) | 85 | 84 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 47.5 | 48.5 |
| Stroke (mm) | 47.8 | 45.8 |
| Gearbox | 6-speed | 6-speed |
| Ignition | CDI | - |
| Clutch | Wet multi-disc | - |
| Compression | 9.6:1 | 10.0:1 |
| Exhaust system | - | Pro-Circuit silencer |
| Chassis | ||
| Front suspension | Inverted fork | 36mm inverted telescopic cartridge fork with 18 position compression damping adjustment/ 10.8 in. |
| Rear suspension | Single shock | UNI-TRAK single shock system with 4 position compression and 20 position damping adjustment plus adjustable spring preload/ 10.8 in. |
| Front brakes | Single disc. Hydraulic. | Single disc. Hydraulic |
| Rear brakes | Single disc. Hydraulic. | Single disc |
| Diameter (mm) | 190 | 184 |
| Frame type | Semi-double-cradle frame | High-tensile steel perimeter design with subframe member |
| Front tyre | 70/100-17 | 70/100-17 |
| Rear tyre | 90/100-14 | 90/100-14 |
| Wheels | Dunlop tyres | - |
| Front wheel travel (mm) | 274 | 275 |
| Rear wheel travel (mm) | 282 | 275 |
| Trail (mm) | 89 | 89 |
| Rake (fork angle) (degree) | 26.3 | 27 |
| Other | ||
| Starter | Electric | Kick |
| Color options |
|
|
| Dimensions | ||
| Wheelbase (mm) | 1,255 | 1,255 |
| Kerb weight (kg) | 73 | 69 |
| Overall height (mm) | 1,146 | 1,054 |
| Overall length (mm) | 1,821 | 1,821 |
| Overall width (mm) | 759 | 734 |
| Seat height (mm) | 841 | 841 |
| Ground clearance (mm) | 330 | 340 |
| Performance | ||
| Fuel capacity (l) | 4.92 | 5.68 |