GAS GAS MC 125 - 2021 Specifications and Reviews
The 2021 GAS GAS MC 125 is a competitive motocross bike engineered for intermediate to advanced riders seeking aggressive performance. Its lightweight 124.8cc two-stroke engine delivers 40 horsepower with sharp throttle response, while advanced WP suspension and Brembo braking systems provide precise handling and control on demanding tracks.
General information | |
| Category | Cross / motocross |
| Year | 2021 |
| Model | GAS GAS MC 125 |
Engine and Transmission Specifications | |
| Clutch | Wet multi-disc DS clutch, Brembo hydraulics |
| Transmission type | Chain (final drive) |
| Gearbox | 6-speed |
| Ignition | Kokusan EMS |
| Fuel system | Carburettor. Mikuni TMX |
| Bore x Stroke | 54.0 x 54.5 mm (2.1 x 2.1 inches) |
| Power | 40.0 HP (29.2 kW) |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 124.8 ccm (7.62 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Single disc. 1-piston calipers |
| Diameter | 260 mm (10.2 inches) |
| Front brakes | Single disc. 1-piston calipers |
| Rear tire | 120/90-18 |
| Front tire | 90/90-21 |
| Rear wheel travel | 300 mm (11.8 inches) |
| Rear Suspension | WP XACT Monoshock with linkage |
| Front wheel travel | 310 mm (12.2 inches) |
| Front Suspension | WP XACT-USD, Ø 48 mm |
| Rake (fork angle) | 26.1° |
| Frame type | Central double-cradle-type 25CrMo4 steel |
Physical measures and capacities | |
| Fuel capacity | 7.00 litres (1.85 US gallons) |
| Wheelbase | 1475 mm (58.1 inches) |
| Ground clearance | 375 mm (14.8 inches) |
| Seat height | 950 mm (37.4 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.4571 HP/kg |
| Dry weight | 87.5 kg (192.9 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Spanish brand. |
| Starter | Kick |
| Color options | Red/white |
Performance Profile & Rider Fit
Best For
Track90%
City5%
Cornering85%
Daily Riding5%
Touring8%
Passenger0%
Rider Profile
| Best For | This bike suits experienced off-road riders who are comfortable with an aggressive, race-bred two-stroke motocross machine. |
| Purpose | Built purely for closed-course motocross racing and serious off-road competition, not for general transportation. |
| Rider Fit | Its tall seat height, kick starter, and lightweight but demanding two-stroke power delivery require good fitness, strength, and riding technique. |
| Character | 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. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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Rider Reviews
Total comments: 1

MotorcycleDB Review
The 2021 GAS GAS MC 125 is a strong contender in the world of motocross bikes. With its powerful 125cc engine and agile handling, this motorcycle is perfect for riders of all skill levels. The lightweight design and responsive suspension make for an exhilarating riding experience, whether on the track or out on the trails. The stylish and modern aesthetics of the MC 125 make it a standout choice for riders looking for both performance and style in a motocross bike. When it comes to performance and reliability, the 2021 GAS GAS MC 125 delivers on all fronts. The bike's sturdy construction and top-notch components ensure that it can handle the rigors of off-road riding with ease. With a comfortable seating position and intuitive controls, the MC 125 offers a smooth and enjoyable ride every time. Overall, the 2021 GAS GAS MC 125 is a top-notch motocross bike that combines power, agility, and style in a way that is sure to impress any rider.Add a Comment
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