Comparison of Kawasaki KFX 450R 2013 and Yamaha YFZ450X SE 2011 [S]ave
| Attribute |  Kawasaki KFX 450R 2013 × |  Yamaha YFZ450X SE 2011 × |
|---|---|---|
| General | ||
| Production from (year) | 2013 | 2011 |
| Make | Kawasaki | Yamaha |
| Model | Kawasaki KFX 450R | Yamaha YFZ450X SE |
| Category | ATV | ATV |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor. 32-bit digital, with 42mm Keihin throttle body | Injection. Yamaha Fuel Injection (YFI), 42mm |
| Displacement (cm³) | 449 | 449 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 96 | 95 |
| Stroke (mm) | 62.1 | 63.4 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Driveline | Two-wheel drive, chain | 2WD; Sealed O-Ring Chain, Eccentric Adjustment |
| Ignition | Digital AC-CDI | Transistor Controlled Ignition |
| Compression | - | 11.6:1 |
| Chassis | ||
| Front suspension | Dual A-arms, coil-over shocks / 8.5 in | Independent double wishbone, w/Kashima coated piggyback shocks, High/Low speed compression, rebound |
| Rear suspension | Swingarm with piggy-back reservoir shock, dual-rate spring / 10.0 in | Cast aluminum swingarm w/piggyback High/Low speed compression, rebound and threaded preload adjustment, 11.0-in travel |
| Front brakes | Double disc. Two-piston calipers. | Double disc |
| Rear brakes | Single disc. Single-piston caliper. | Single disc |
| Diameter (mm) | 200 | - |
| Frame type | Aluminum double cradle, racing type | - |
| Front tyre | 21/7-10 | 21/7-10 |
| Rear tyre | 20/10-9 | 20/10-9 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
|
|
| Light | Dual removable 30w headlights / LED taillight / brake light | Dual 30W Krypton multireflector Headlights and 3.9/0.5W LED Brake light |
| Dimensions | ||
| Wheelbase (mm) | 1,255 | 1,270 |
| Kerb weight (kg) | 392.5 | 181.4 |
| Overall height (mm) | 1,064 | 1,064 |
| Overall length (mm) | 1,806 | 1,796 |
| Overall width (mm) | 1,171 | 1,171 |
| Seat height (mm) | 785 | 810 |
| Ground clearance (mm) | 109 | 114 |
| Performance | ||
| Fuel capacity (l) | 9.84 | 9.84 |
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