Attribute | Kawasaki KX450X × | Husqvarna SMR449 × |
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General | ||
Production from (year) | 2021 | 2014 |
Make | Kawasaki | Husqvarna |
Model | Kawasaki KX450X | Husqvarna SMR449 |
Category | Cross / motocross | Super motard |
Engine and transmission | ||
Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
Valves per cylinder | - | 4 |
Fuel system | Injection. DFI® with 44mm Keihin throttle body | Injection. Keihin Digital Fuel Injection |
Displacement (cm³) | 449 | 449.6 |
Cooling system | Liquid | Liquid |
Transmission type,final drive | Chain | Chain |
Bore (mm) | 96 | 98 |
Stroke (mm) | 62 | 59.6 |
Gearbox | 5-speed | 6-speed |
Fuel control | Double Overhead Cams/Twin Cam (DOHC) | Double Overhead Cams/Twin Cam (DOHC) |
Driveline | - | Constant mesh |
Ignition | Digital CDI with 3 Coupler Options | C.D.I. electronic, with adjustable advance |
Clutch | Wet multi-disc, manual | Multi plate, hydraulic operation |
Lubrication system | - | Dry sump with two oil pump rotor and cartridge filter |
Compression | 12.5:1 | 12.0:1 |
Chassis | ||
Front suspension | 49mm inverted telescopic coil-spring fork with 16-way compression damping and 16-way rebound damping | 50mm Marzocchi USD |
Rear suspension | Uni-Trak® gas charged shock with piggyback reservoir with dual-range (4 turns stepless high speed/19-way low-speed) compression damping | Sachs Multi Adjustable Shock with Soft Damp Linkage |
Front brakes | Single disc. Semi-floating petal discs | Single disc. Floating wave discs. Four pistons radial caliper. |
Rear brakes | Single disc. Single-piston caliper. | Single disc. Floating wave disc. |
Diameter (mm) | 250 | 240 |
Frame type | Aluminum perimeter | - |
Front tyre | 80/100-21 | 120/70-17 |
Rear tyre | 120/80-18 | 150/60-17 |
Front wheel travel (mm) | 305 | 250 |
Rear wheel travel (mm) | 307 | 290 |
Trail (mm) | 119 | - |
Rake (fork angle) (degree) | 27.6 | - |
Other | ||
Starter | Electric | Electric |
Color options |
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Dimensions | ||
Wheelbase (mm) | 1,485 | 1,460 |
Dry weight (kg) | 107 | 118 |
Overall height (mm) | 1,265 | 1,210 |
Overall length (mm) | 2,185 | 2,170 |
Overall width (mm) | 820 | 820 |
Seat height (mm) | 950 | 915 |
Ground clearance (mm) | 335 | 280 |
Performance | ||
Fuel capacity (l) | 6.2 | 8.5 |