22 June. Monday 2026
KX450SR - 2026 Specifications and Reviews
The 2026 Kawasaki KX450SR is a competitive four-stroke motocross bike engineered for serious racers and advanced riders seeking winning performance. Its potent 450cc engine delivers aggressive power through a five-speed transmission, while the aluminum perimeter frame provides precise handling and stability on demanding track conditions. Built for speed and reliability, the KX450SR dominates professional and amateur racing circuits.
2026
Engine and Transmission Specifications | |
| Final Drive | PERFORMANCE |
| Clutch | Wet multi-disc, manual |
| Gearbox | 5-speed, return |
| Lubrication System | Forced lubrication, semi-dry sump |
| Ignition | Digital DC-CDI |
| Induction | Fuel injection: ø44 mm x 1 |
| Compression Ratio | 12.5:1 |
| Bore x Stroke | 96.0 x 62.1 mm |
Physical measures and capacities | |
| Wet Weight | 112.6 kg (248 lb) |
| Seat Height | 955 mm (37.6 in) |
| Wheelbase | 1,485 mm (58.5 in) |
| | |
KX450SR dimensions and frame | |
| Rear Tyre | 120/80-19 63M |
| Front Tyre | 80/100-21 51M |
| Frame | Perimeter, aluminum |
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