ATV-3125B2 Mini 125CC ATV
120CC Fully Automatic Mini Size ATV
Available Colors
The Coolster 125cc ATV is a versatile, mid-sized quad built for riders of various skill levels. Whether you’re ripping through the woods or cutting across open fields, this 125cc ATV combines rugged construction with rider-friendly features that make it a great choice for younger riders and beginners stepping up from a smaller machine.
Powered by a reliable 4-stroke engine, this 125cc four wheeler delivers smooth, consistent acceleration without the complexity of a manual clutch. The fully automatic transmission lets riders focus on the trail instead of shifting gears, which is one of the reasons this mini 125cc ATV is so popular with families looking for a balance between performance and ease of use.
Key Features
- Electric start for quick, hassle-free ignition every time
- Hydraulic disc brakes on front and rear for confident stopping power in rough conditions
- 19-inch front tires for improved traction and ground clearance on uneven terrain
- Adjustable speed limiter that lets parents control the maximum speed for younger riders
- LED headlight, tail light, and brake light for excellent visibility in low-light conditions
- Durable suspension system that absorbs bumps and keeps the ride comfortable on tough trails
- Chain driven for reliable power transfer and easy maintenance
Designed with safety in mind, the Coolster 125cc ATV comes with a range of safety features, including a speed limiter that allows parents to control the maximum speed of the ATV for younger riders.
It also features a bright LED headlight, tail light, and brake light, which provide excellent visibility and safety in low-light conditions.
Coupled with our reliable 125cc fully-automatic engine, the ATV-3125B2’s combination of unique aesthetics and performance make this the ultimate mid-sized vehicle.
Overall, the Coolster 125cc ATV is a great option that combines safety and fun to create the best experience for riders of all ages. Get behind the wheel of this 125cc engine today! Find this ATV at a dealer near you!
For more information, please click the tabs, or click here to reach us directly.
Download ATV-3125B2 Manual
(Must be logged in to download)
| Model Number: | ATV-3125B2 |
| Engine Type: | Single Cylinder, 4-Stroke, Air-Cooled |
| Displacement: | 120cc |
| Max Torque: | 6.9N.m/6,500 ± 500r/min (N.m/r/min) |
| Max Power: | 5.5kW/8,500 ± 500r/min (kW/r/min) |
| Bore Stroke: | 52.4 x 55.5mm |
| Ignition: | CDI |
| Starting System: | Electric |
| Battery: | 12V, 5Ah |
| Clutch: | Fully-Automatic |
| Transmission: | Chain, Rear Wheel Drive |
| Brakes Front/Rear: | Hydraulic Disc |
| Tires Front/Rear: | 19 x 7 – 8 / 18 x 9.5 – 8 |
| Fuel Capacity: | 0.54 gallons / 2.06L |
| Maximum Weight Capacity: | 165 lbs / 75 kg (rider, all cargo and accessories) |
| Wheelbase: | 1035mm |
| Dimensions: | 1,625 x 990 x 1,040mm |
| Height to Seat: | 730mm |
| Min. Ground Clearance: | 135mm |
| Image | Name | Price | Buy |
|---|
Please read the owner’s manual and all on-product warnings. ATVs can be hazardous to operate. For operator’s safety, always wear a helmet, eye protection, and protective gear. Never carry a passenger. Never ride under the influence of drugs nor alcohol. Never ride on public roads nor pavement. Be extra careful on difficult terrain. Never allow a child under the age of 16 to operate an ATV without adult supervision. It is strongly recommended that all ATV riders take a training course. For more information, contact your local dealer or call 1-626-228-0251
Maxtrade LLC. 2026
