17 May. Sunday 2026
YZ450F - 2026 Specifications and Reviews
The 2026 Yamaha YZ450F is a high-performance 450cc 4-stroke motocross bike engineered for competitive and advanced amateur riders. Featuring a potent liquid-cooled DOHC engine with 13.0:1 compression and precision fuel injection, it delivers aggressive power and responsive handling. Known for its winning heritage and versatility across varied terrain, the YZ450F combines a lightweight 243-pound chassis with aggressive geometry for unmatched dirt bike performance.
2026
Engine and Transmission Specifications | |
| Lubrication System | Wet sump |
| Capacity | 450 cc |
| Final Drive | Chain |
| Gearbox | Constant-mesh 5-speed; multiplate wet clutch |
| Induction | Mikuni® fuel injection, 44mm |
| Compression Ratio | 13.0:1 |
| Bore x Stroke | 97.0mm x 60.8mm |
| Engine Type | 450cc liquid-cooled DOHC 4-stroke; 4 titanium valves |
Physical measures and capacities | |
| Ground Clearance | 345 mm (13.6 in.) |
| Overall Height | 1,275 mm (50.2 in.) |
| Overall Width | 830 mm (32.7 in.) |
| Overall Length | 2,175 mm (85.6 in.) |
| Wet Weight | 243 lb |
| Wheelbase | 58.1 in |
| Seat Height | 38.0 in |
| Fuel Capacity | 1.6 gal |
| | |
YZ450F dimensions and frame | |
| Trail | 4.8 in |
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