14 August. Friday 2026
GAS GAS Gas Mc 125 - 2026 Specifications and Reviews
The 2026 GAS GAS MC 125 is a lightweight two-stroke motocross bike designed for amateur racers and competitive riders seeking an entry-level platform with genuine performance. Its 40 hp single-cylinder engine and nimble handling deliver sharp acceleration and maneuverability on track, while modern EFI technology and liquid cooling ensure reliability and consistent power delivery in racing conditions.
2026
General information | |
| Color Options | Red/black |
| Price | US$ 7599. MSRP depends on country, taxes, accessories, etc. |
| Category | Cross / motocross |
| Model | GAS GAS MC 125 |
| | |
Engine and Transmission Specifications | |
| Starting | Electric |
| Clutch | DS wet multi-disc clutch, Braktec hydraulics |
| Final Drive | Chain (final drive) |
| Gearbox | 6-speed |
| Cooling System | Liquid |
| Ignition | Vitesco Technologies EMS |
| Induction | Injection. Keihin EFI, throttle body 39 mm |
| Bore x Stroke | 54.0 x 54.5 mm (2.1 x 2.1 inches) |
| Engine Type | Single cylinder, two-stroke |
| Capacity: | 124.8 ccm (7.62 cubic inches) |
Physical measures and capacities | |
| Wheelbase | 1493 mm (58.8 inches) |
| Ground Clearance | 354 mm (13.9 inches) |
| Seat Height | 956 mm (37.6 inches) If adjustable, lowest setting. |
| Power/Weight Ratio | 0.4310 HP/kg |
| Dry Weight | 92.8 kg (204.6 pounds) |
GAS GAS Gas Mc 125 dimensions and frame | |
| Wheels | Spoked wheels with aluminium rims. Maxxis Maxx Cross MX-ST tires. |
| Rear Brakes | Single disc |
| Brake Disc Diameter | 220 mm (8.7 inches) |
| Front Brakes | Single disc |
| 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 (AER), 48 mm |
| Frame | Central double-cradle-type 25CrMo4 steel. |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Update specs | Report missing specs or required updates. |
| Electrical | 2 Ah battery. |
| Rake (fork angle) | 26.1° |
| Driveline | 520, Non-sealed chain |
| Output | 40.0 HP (29.2 kW)) |
| Year of manufacture | 2025 |
Performance Profile & Rider Fit
40 hp
Peak Power
Best For
Track85%
City5%
Cornering90%
Daily Riding5%
Touring5%
Passenger0%
Rider Profile
| Best For | This is a full-on competition two-stroke best suited to experienced off-road or motocross riders comfortable with a peaky, high-revving powerband and tall, firm suspension. |
| Purpose | Built purely for motocross and off-road competition, not for street use, commuting, or general recreation. |
| Rider Fit | Its light dry weight and tall seat height favor fit, agile riders who can manage a demanding two-stroke clutch and aggressive standing riding position. |
| Character | A raw, explosive, and razor-sharp machine that rewards aggressive input with incredible agility and acceleration on rough terrain. |
| Not Ideal For | Not suitable for beginners, passengers, daily commuting, or anyone seeking comfort, touring range, or road-legal usability. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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