Comparison of Beta RR 450 4-Stroke and Kawasaki KX450F 2008 [S]ave
| Attribute |  Kawasaki KX450F 2008 × |  Beta RR 450 4-Stroke × |
|---|---|---|
| General | ||
| Production from (year) | 2008 | 2007 |
| Make | Kawasaki | Beta |
| Model | Kawasaki KX450F | Beta RR 450 4-Stroke |
| Category | Cross / motocross | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 4 | - |
| Fuel system | Carburettor. Keihin FCR40 | Carburettor. Keihin FCR-MX 39 |
| Displacement (cm³) | 449 | 448 |
| Cooling system | Air | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 40 | - |
| Bore (mm) | 96 | 89 |
| Stroke (mm) | 62.1 | 72 |
| Gearbox | 5-speed | 6-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | - |
| Ignition | Multi-map digital CDI with throttle position sensor (K-TRIC) | DC-CDI without trembler with variable ignition ming, Kokusan type |
| Clutch | - | wet multi-disc clutch |
| Lubrication system | - | 2 oil pumps |
| Compression | 12.0:1 | 11.0:1 |
| Chassis | ||
| Front suspension | 48mm inverted, Kayaba AOS with DLC coated sliders, 22-position compression and 20-position rebound dampening adjustment / 12.4 in. | Hydraulic USD fork with ø45 mm shaft |
| Rear suspension | UNI-TRAK® linkage system with 22-position low-speed and variable high-speed compression dampening | Monoshock with progressive compound lever |
| Front brakes | Single disc | Single disc. Floating disc ø255 mm and double-piston floating caliper |
| Rear brakes | Single disc | Single disc. Disc ø240 mm and single-piston floating caliper |
| Diameter (mm) | 240 | 240 |
| Frame type | Aluminum perimeter | Molybdenum steel with double cradle split above the exhaust port |
| Front tyre | 90/70-21 | 90/90-21 |
| Rear tyre | 120/80-19 | 140/80-18 |
| Front wheel travel (mm) | - | 45 |
| Rake (fork angle) (degree) | 27.1 | - |
| Other | ||
| Starter | - | Electric |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,486 | 1,500 |
| Dry weight (kg) | 99 | 117 |
| Overall height (mm) | 1,280 | 1,255 |
| Overall length (mm) | 2,184 | 2,270 |
| Overall width (mm) | 820 | 813 |
| Seat height (mm) | 965 | 940 |
| Ground clearance (mm) | 345 | 320 |
| Performance | ||
| Reserve fuel capacity (l) | - | 1 |
| Fuel capacity (l) | 7.19 | 8.5 |
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