Attribute | ![]() Suzuki RM-Z450 2020 × | ![]() Yamaha YZ250F 2012 × |
---|---|---|
General | ||
Production from (year) | 2020 | 2012 |
Make | Suzuki | Yamaha |
Model | Suzuki RM-Z450 | Yamaha YZ250F |
Category | Cross / motocross | Cross / motocross |
Engine and transmission | ||
Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
Valves per cylinder | 4 | 5 |
Fuel system | Injection | Carburettor. Keihin FCR MX39 |
Engine details | Aluminum cylinder with Suzuki Composite Electrochemical Material (SCEM) coating | Titanium valves |
Displacement (cm³) | 449 | 250 |
Cooling system | Liquid | Liquid |
Transmission type,final drive | Chain | Chain |
Bore (mm) | 96 | 77 |
Stroke (mm) | 62.1 | 53.6 |
Gearbox | 5-speed | 5-speed |
Fuel control | Double Overhead Cams/Twin Cam (DOHC) | Double Overhead Cams/Twin Cam (DOHC) |
Driveline | Chain, DID520MXV4, 114 links | - |
Ignition | Electronic ignition | CDI |
Clutch | Wet, multi-plate rack-and-pinion clutch | Multiplate, wet |
Lubrication system | Semi-dry sump | Wet sump |
Compression | 12.5:1 | 13.5:1 |
Chassis | ||
Front suspension | Showa inverted telescopic, coil spring, oil damped, adjustable damping force | KYB Speed-Sensitive System, inverted fork: fully adjustable, 11.8-in travel |
Rear suspension | Showa BFRC - link type, coil spring, oil damped, adjustable spring preload and damping force | KYB Fully adjustable single shock |
Front brakes | Single disc | Single disc. Hydraulic |
Rear brakes | Single disc | Single disc. Hydraulic |
Diameter (mm) | 270 | 245 |
Frame type | Aluminum alloy, twin-spar | - |
Front tyre | 80/100-21 | 80/100-21 |
Rear tyre | 110/90-19 | 100/90-19 |
Wheels | Black anodized rims with a cross-section. Bridgestone X30 tires. | - |
Rear wheel travel (mm) | 310 | 318 |
Other | ||
Starter | Kick | Electric |
Color options |
|
|
Dimensions | ||
Wheelbase (mm) | 1,480 | 1,476 |
Kerb weight (kg) | 112 | 103 |
Overall height (mm) | 1,260 | 1,306 |
Overall length (mm) | 2,175 | 2,169 |
Overall width (mm) | 835 | 826 |
Seat height (mm) | 960 | 991 |
Ground clearance (mm) | 330 | 378 |
Performance | ||
Fuel capacity (l) | 6.3 | 6.06 |