Motocross Bikes
2024GAS GAS MC 85 17-14
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The 2024 GAS GAS MC 85 17-14 is a lightweight two-stroke motocross bike designed for young riders progressing through competitive racing. Powered by a liquid-cooled 85cc single-cylinder engine with a 6-speed gearbox, it delivers responsive performance and agility on track. Known for its reliable Formula hydraulics and nimble handling, the MC 85 excels in youth motocross competition.
- Capacity
- 84.9 ccm
- Engine
- Single, two-stroke
- Gearbox
- 6-speed
- Dry weight
- 68.0 kg
- Seat height
- 845 mm
- Power
- Not on record
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What’s new for the 2024 GAS GAS MC 85 17-14
vs the 2023| Spec | 2023 | 2024 |
|---|---|---|
| Dry weight | 67.0 kg (147.7 pounds) | 68.0 kg (149.9 pounds) |
| Seat height | 865 mm (34.1 inches) | 845 mm (33.3 inches) |
| Fuel capacity | 5.20 litres (1.37 US gallons) | 5.40 litres (1.43 US gallons) |
| Wheelbase | 1137 mm (44.8 inches) | 1282 mm (50.5 inches) |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It exists purely for motocross racing and track practice, giving a young rider a genuine race-spec platform to develop skill on jumps and berms.
- Built for
- Sharp, light, and eager to change direction, it rewards active riding and aggressive throttle-clutch control typical of a peaky two-stroke engine.
- Not ideal for
- It is not suitable for adult riders, road use, commuting, touring, or carrying a passenger.
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
- 84.9 ccm
- Engine type
- Single, two-stroke
- Bore x stroke
- 47.0 x 49.0 mm
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Kick
- Ignition
- MEDJ digital EMS
- Power
- Not on record - add it
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet, multi-disc clutch, Formula hydraulics
Dimensions & weight
- Wheelbase
- 1282 mm
- Seat height
- 845 mm
- Dry weight
- 68.0 kg
- Fuel capacity
- 5.40 litres
- Ground clearance
- 336 mm
Chassis & suspension
- Frame
- Central-tube with double-cradle
- Front suspension
- XACT 43 WP Upside-Down fork, Ø 43 mm
- Rear suspension
- XACT WP mono shock
- Front wheel travel
- 278 mm
- Rear wheel travel
- 305 mm
- Rake (fork angle)
- 24.0°
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 240 mm
- Rear brakes
- Single disc
- Front tyre
- 70/100-17
- Rear tyre
- 90/100-14
Other
- Color options
- Red/white
Specs last verified against published sources: .
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 | 2023 | 2024 | 2025 | 2026 | 2027 |
|---|---|---|---|---|---|
| Capacity | 85 cc | 85 cc | 85 cc | 85 cc | 85 cc |
| Dry weight | 67 kg | 68 kg | 68 kg | 68 kg | 68 kg |
| Seat height | 865 mm | 845 mm | 845 mm | 845 mm | 845 mm |
| Fuel capacity | 5.2 L | 5.4 L | 5.4 L | 5.4 L | 5.4 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 85 17-14?
The 2024 GAS GAS MC 85 17-14 has a Capacity of 84.9 ccm (5.18 cubic inches).
How many gears does the GAS GAS MC 85 17-14 have?
The 2024 GAS GAS MC 85 17-14 has a Gearbox of 6-speed.
How much does the GAS GAS MC 85 17-14 weigh?
The 2024 GAS GAS MC 85 17-14 has a Dry weight of 68.0 kg (149.9 pounds).
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