Motocross Bikes
2026GAS GAS MC 450F
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The 2026 GAS GAS MC 450F is a competitive motocross machine designed for intermediate to advanced off-road riders seeking aggressive trail performance. Powered by a liquid-cooled 450cc four-stroke single with high compression and punchy mid-range torque, it delivers the reliability and handling agility GAS GAS is renowned for in cross-country and motocross disciplines.
- Capacity
- 449.9 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 103.0 kg
- Seat height
- 956 mm
- Power
- 56.0 HP (41.2 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for motocross track riding and racing, not for commuting, touring, or general road use.
- Built for
- Explosive, high-revving power delivery paired with race-tuned WP suspension gives it razor-sharp agility and jump-friendly responsiveness on rough terrain.
- Not ideal for
- Not suitable for daily commuting, passengers, long-distance touring, or riders wanting a comfortable, low, easy-to-manage bike.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 449.9 ccm
- Power
- 56.0 HP (41.2 kW)
- Torque
- 23.0 Nm (2.3 kgf-m)
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.5437 HP/kg (dry)
- Bore x stroke
- 95.0 x 63.4 mm
- Compression
- 13.1:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- Keihin EMS
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- DDS wet multi-disc clutch, Braktec hydraulics
Dimensions & weight
- Wheelbase
- 1493 mm
- Overall length
- 2200 mm
- Overall width
- 830 mm
- Overall height
- 1260 mm
- Seat height
- 956 mm
- Dry weight
- 103.0 kg
- Fuel capacity
- 7.90 litres
- Ground clearance
- 343 mm
Chassis & suspension
- Frame
- Central double-cradle-type 25CrMo4 steel.
- Front suspension
- WP XACT-USD (AER), 48 mm
- Rear suspension
- WP XACT Monoshock with linkage
- Front wheel travel
- 300 mm
- Rear wheel travel
- 300 mm
- Rake (fork angle)
- 26.1°
Brakes & wheels
- Front brakes
- Single disc
- Rear brakes
- Single disc
Other
- Color options
- Red/black
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 2021 | 2023 | 2024 | 2026 | 2027 |
|---|---|---|---|---|---|
| Capacity | 450 cc | 450 cc | 450 cc | 450 cc | 450 cc |
| Dry weight | 100 kg | 100 kg | 103 kg | 103 kg | 104 kg |
| Seat height | 950 mm | 950 mm | 950 mm | 956 mm | 956 mm |
| Fuel capacity | 7 L | 7 L | 7.9 L | 7.9 L | 7.9 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the GAS GAS MC 450F?
The 2026 GAS GAS MC 450F has a Capacity of 449.9 ccm (27.45 cubic inches).
What engine power does the GAS GAS MC 450F have?
The 2026 GAS GAS MC 450F has a Power of 56.0 HP (41.2 kW).
How many gears does the GAS GAS MC 450F have?
The 2026 GAS GAS MC 450F has a Gearbox of 5-speed.
What is the torque of the GAS GAS MC 450F?
The 2026 GAS GAS MC 450F has a Torque of 23.0 Nm (2.3 kgf-m or 17.0 ft.lbs).
How much does the GAS GAS MC 450F weigh?
The 2026 GAS GAS MC 450F has a Dry weight of 103.0 kg (227.1 pounds).
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