X-PRO Bolt 125cc Dirt Bike with Automatic Transmission, Electric Start, Big 14in/12in Tires!
The X-PRO Bolt 125cc (DB-K028) is a compact, beginner-friendly dirt bike designed for riders who want simple operation, reliable performance, and easy handling. With an automatic transmission and electric start, the Bolt removes complexity while still delivering real off-road capability.
Powered by a dependable 125cc 4-stroke air-cooled engine, this bike offers smooth power delivery, low maintenance, and long-lasting durability. It’s ideal for new riders, younger teens, or anyone looking for a straightforward entry into off-road riding.
The lightweight cradle steel tube frame, combined with hydraulic disc brakes and off-road suspension, ensures stable handling on dirt trails, grass, and open terrain.
Key Features:
✔ 125cc 4-Stroke Air-Cooled Engine
✔ Automatic Transmission (No Shifting Required)
✔ Electric Start (Easy Push Button Start)
✔ Lightweight Cradle Steel Tube Frame
✔ Hydraulic Front & Rear Disc Brakes
✔ Compact 14” Front / 12” Rear Wheels
✔ EPA Approved Engine System
✔ Beginner-Friendly Off-Road Design
Upgraded Components
✔ Reinforced Steel Frame – stronger structure for durability and stability
✔ EPA Catalytic Exhaust System – reduced emissions and cleaner operation
✔ Protective Chest Foam Pad – added rider safety in case of impact
✔ Balanced Suspension Setup – improved comfort and control on rough terrain
Product Overview
The DB-K028 Bolt is designed to be one of the most accessible 125cc dirt bikes for beginners. Its automatic transmission eliminates shifting, making it extremely easy to ride right out of the box.
The compact wheel setup keeps the bike low, stable, and easy to control, making it ideal for riders transitioning from mini bikes or ATVs. Despite its simplicity, the Bolt still delivers strong off-road performance thanks to its steel frame, hydraulic brakes, and proven 125cc engine platform.
This model focuses on ease of use, safety, and reliability, making it a great entry-level dirt bike for recreational riding.
Specifications:
| Category | Details |
|---|---|
| Model | DB-K028 |
| Engine | 125cc, 4-Stroke, Air-Cooled |
| Cylinder | Single Cylinder |
| Bore x Stroke | 54 × 54 mm |
| Compression Ratio | 9.0:1 |
| Max Power | 6.3 kW @ 7,500 RPM |
| Max Torque | 8.8 N·m @ 5,500 RPM |
| Transmission | Automatic |
| Start System | Electric Start |
| Ignition | CDI |
| Carburetor | PZ26 Jingke |
| Top Speed | 45+ MPH (varies by rider/terrain) |
| Fuel Capacity | 3.5L / 0.92 gal |
Frame & Suspension
| Category | Details |
|---|---|
| Frame | Cradle Type Steel Tube Frame |
| Front Fork | Telescopic (33 × 650 mm) |
| Rear Shock | Single Shock (10 × 270 mm) |
| Exhaust | Steel Pipe with Catalytic Converter (EPA) |
Brakes & Wheels
| Category | Details |
|---|---|
| Front Brake | Hydraulic Disc (220mm, Dual Piston) |
| Rear Brake | Hydraulic Disc (190mm) |
| Front Tire | 60/100-14 |
| Rear Tire | 80/100-12 |
Dimensions & Capacity
| Category | Details |
|---|---|
| Net Weight | 138 lbs |
| Gross Weight | 166 lbs |
| Max Load | 188 lbs |
| Wheelbase | 41.33” |
| Seat Height | 29.13” |
| Ground Clearance | 10.63” |
| Overall Length | 60.23” |
| Overall Width | 28.74” |
| Overall Height | 39.76” |
| Carton Size | 56 × 15 × 24 in |
| Fuel Tank | 3.5L / 0.92 gal |
Safety & Controls
✔ Engine Kill Switch
✔ Foot Brake System
✔ Hydraulic Disc Brakes (Front & Rear)
✔ EPA Approved Engine
Important Notes:
- Off-road use only (not street legal)
- Not legal for sale in California (CARB restriction)
- Some assembly required (front wheel, handlebars, brake components)
- Recommended for beginner riders