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Motocross Bikes

2024GAS GAS MC 125

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The 2024 GAS GAS MC 125 is a lightweight motocross machine designed for young riders and beginners entering competitive off-road racing. Powered by a 124cc single-cylinder two-stroke engine with a 6-speed transmission, it delivers responsive power delivery ideal for learning fundamental dirt bike skills. Known for its manageable weight of 92kg and agile handling, this Spanish-built machine excels in youth motocross classes and recreational trail riding.

Capacity
124.8 ccm
Engine
Single, two-stroke
Gearbox
6-speed
Dry weight
92.5 kg
Seat height
956 mm
Power
Not on record
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⇄ Compare with another bike + Add to garage All model years

What’s new for the 2024 GAS GAS MC 125

vs the 2023
Spec20232024
Dry weight 87.5 kg (192.9 pounds) 92.5 kg (203.9 pounds)
Fuel capacity 7.50 litres (1.98 US gallons) 7.90 litres (2.09 US gallons)
Front suspension WP XACT-USD, Ø 48 mm 45 mm upside-down Marzocchi* fork. Upside-down Öhlins* fork
Rear suspension WP XACT Monoshock with linkage One-piece aluminium swing arm, progressives system with Öhlins, shock absorber.
Front brakes Single disc. 1-piston calipers Double disc
Rear brakes Single disc. 1-piston calipers Single disc
Wheelbase 1475 mm (58.1 inches) 1493 mm (58.8 inches)
Other years 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 60Agility 96Comfort 30Off-road 98Touring 10Road manners 15
Off-road & trail98%
Cornering85%
City riding5%
Daily riding5%
Touring8%
Two-up0%
Track90%
Best for
Built purely for closed-course motocross racing and serious off-road competition, not for general transportation.
Built for
A raw, lightweight, high-revving two-stroke racer that rewards aggressive riding with sharp agility and explosive acceleration on the track.
Not ideal for
This is not the right bike for commuting, touring, carrying a passenger, or riders seeking comfort and ease of use.

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 us
At 956mm, a rider of 68.9" with a 31" (estimated) inseam will not reach the ground comfortably on the 2024 GAS GAS MC 125, with a cramped knee angle of around 85 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at over 900 mm — Sky High →

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Full specifications

Engine
Capacity
124.8 ccm
Engine type
Single, two-stroke
Bore x stroke
54.0 x 54.5 mm
Cooling system
Liquid
Fuel system
Carburettor
Starting
Kick
Ignition
Kokusan* digital CDI Multispark
Lubrication system
2% mixture
Power
Not on record - add it
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Clutch
Wet multi-disc DS clutch, Brembo hydraulics
Dimensions & weight
Wheelbase
1493 mm
Seat height
956 mm
Dry weight
92.5 kg
Fuel capacity
7.90 litres
Ground clearance
375 mm
Chassis & suspension
Frame
Deltabox built in chrome molybden rectangular tubing
Front suspension
45 mm upside-down Marzocchi* fork. Upside-down Öhlins* fork
Rear suspension
One-piece aluminium swing arm, progressives system with Öhlins, shock absorber.
Front wheel travel
295 mm
Rear wheel travel
310 mm
Rake (fork angle)
26.1°
Brakes & wheels
Front brakes
Double disc
Front brakes diameter
260 mm
Rear brakes
Single disc
Rear brakes diameter
220 mm
Front tyre
60/90-14
Rear tyre
80/80-12
Other
Color options
Red/white

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 200420102016202120242027
Capacity 124 cc 124 cc 125 cc 125 cc 125 cc 125 cc
Dry weight 92 kg 92 kg 92 kg 88 kg 93 kg 93 kg
Seat height 940 mm 940 mm 940 mm 950 mm 956 mm 956 mm
Fuel capacity 9.5 L 9.5 L 9.5 L 7 L 7.9 L 7.9 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

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Common questions

What is the engine size of the GAS GAS MC 125?

The 2024 GAS GAS MC 125 has a Capacity of 124.8 ccm (7.62 cubic inches).

How many gears does the GAS GAS MC 125 have?

The 2024 GAS GAS MC 125 has a Gearbox of 6-speed.

How much does the GAS GAS MC 125 weigh?

The 2024 GAS GAS MC 125 has a Dry weight of 92.5 kg (203.9 pounds).

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