Comparison of Kawasaki KLX450R 2012 and Yamaha WR450F 2020 [S]ave
| Attribute |  Yamaha WR450F 2020 × |  Kawasaki KLX450R 2012 × |
|---|---|---|
| General | ||
| Production from (year) | 2020 | 2012 |
| Make | Yamaha | Kawasaki |
| Model | Yamaha WR450F | Kawasaki KLX450R |
| Category | Enduro / offroad | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 4 | 4 |
| Fuel system | Injection. Mikuni® fuel injection, 44mm | Carburettor. Keihin FCR40 |
| Displacement (cm³) | 450 | 449 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 97 | 96 |
| Stroke (mm) | 60.9 | 62.1 |
| Gearbox | 5-speed | 6-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Driveline | O-ring chain | - |
| Ignition | TCI | Digital AC-CDI |
| Clutch | Multiplate wet clutch | - |
| Lubrication system | Dry sump | Forced lubrication, semi and #8209;dry sump |
| Compression | 12.8:1 | 12.0:1 |
| Chassis | ||
| Front suspension | KYB® spring-type fork with speed sensitive damping; fully adjustable | 48 mm upside-down AOStype telescopic fork with |
| Rear suspension | KYB® single shock; fully adjustable | Uni-Trak with 22-way low-speed, 2 turns or more high speed compression damping, 22 way rebound damping and adjustable spring preload |
| Front brakes | Single disc. Hydraulic. | Single disc. Semi-floating petal disc, dual piston caliper |
| Rear brakes | Single disc. Hydraulic. | Single disc. Petal disc, single piston caliper |
| Diameter (mm) | 245 | 240 |
| Frame type | Aluminium beam frame with optimised rigidity | Perimeter, aluminium |
| Front tyre | 80/100-21 | 80/100-21 |
| Rear tyre | 120/90-18 | 120/90-18 |
| Wheels | Dunlop® MX3S® tyres | - |
| Front wheel travel (mm) | 310 | 305 |
| Rear wheel travel (mm) | 318 | 315 |
| Trail (mm) | 117 | 122 |
| Rake (fork angle) (degree) | 27.2 | 28 |
| Other | ||
| Starter | Electric | Electric & kick |
| Color options |
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|
| Dimensions | ||
| Wheelbase (mm) | 1,481 | 1,480 |
| Kerb weight (kg) | 120.2 | 126 |
| Overall height (mm) | 1,270 | 1,250 |
| Overall length (mm) | 2,174 | 2,175 |
| Overall width (mm) | 826 | 820 |
| Seat height (mm) | 955 | 935 |
| Ground clearance (mm) | 320 | 315 |
| Performance | ||
| Fuel capacity (l) | 8.33 | 8 |
| Oil capacity (l) | 0.8 | - |
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