TrailMaster JHL Pro Series TM LX250R – 250cc EFI Water-Cooled Dirt Bike
The TrailMaster JHL Pro Series TM LX250R is a high-performance competition-ready dirt bike built for riders who demand power, precision, and premium components. Powered by the Loncin YK250 249.9cc water-cooled DOHC engine, this machine delivers an impressive 40 horsepower with smooth power output thanks to its balance shaft and BOSCH EFI fuel injection system.
Designed with a large full-size motocross frame and a tall 37.8-inch seat height, the LX250R is ideal for aggressive trail riding, motocross tracks, and competitive off-road use. Premium components such as KYB front and rear suspension, NISSIN hydraulic disc brakes, DID rims and chain, CNC alloy linkage, and Kenda tires ensure superior handling, durability, and control in demanding conditions.
With its lightweight chassis, stainless steel performance muffler, waterproof wiring harness, and race-inspired ergonomics, the TrailMaster TM LX250R stands out as a serious dirt bike for experienced riders seeking professional-grade performance at an exceptional value.
Product Features
- 40 Horse Power Super Powerful water-cooled 250cc Loncin YK250 balance shaft engine
- BOSCH EFI system
- Large frame with 37.8 inch seat height
- KYB Front and Rear shocks
- Performance stainless steel muffler
- DID front and rear rims
- High performance Japanese DID Chain
- CNC alloy linkage
- CNC forged alloy upper and lower triple clamps
- 3A Lithium battery
- 7 series aluminum alloy handlebar
- Kenda tires
- Waterproof wire harness
- Non-slip gripper seat
JHL Factory Racing – MXGP China 2026
We are proud to share exciting news from our JHL factory! On September 12–13, 2026, the JHL Factory Racing team competed at MXGP China in Shanghai, racing against major international manufacturers including KTM, Honda, Yamaha, Kawasaki, and others across three racing categories.
- Podium Sweep: On September 12, the team secured 1st, 2nd, and 3rd place in the H&H 250 class using the LX250R.
- Historic Milestone: On September 13, JHL's own 350cc machine competed in an MXGP Grand Prix race, marking a historic milestone for Chinese-built motorcycles, according to JHL.
Salute to our JHL factory team!
Explore race photos and videos:
Key Features
F&R shocks : KYB
Max Power : 40 HP
Rims : DID
Hub : CNC alloy
Linkage : CNC alloy
Chain : DID
F&R Brake : NISSIN
Fuel Supply : BOSCH EFI
Tire : Kenda
| Arlington Powersports present TrailMaster JHL Pro Series TM MK125, TM MK125s, TM SX125, TM-SX150, TM MX250, TM MX250 Pro, TM LX250, TM LX300, TM LX300 Pro | ||||||||
| Model | max.weight | Wheel Base | Seat height | Engine size | Starting | Transmission | Tires Front |
Rear |
| TM MK125 | 149.6LB | 45.31'' | 29.55'' | 125cc | Kick Start | Chain Drive | 60/100 -14 | 80/100 -12 |
| TM MK125s | 149.6LB | 45.31'' | 29.55'' | 125cc | Electric / Kick Start | Chain Drive | 60/100 -14 | 80/100 -12 |
| TM SX125 | 189.2LB | 49.25'' | 32.70'' | 125cc | Electric / Kick Start | Chain Drive | 70/100-19 | 90/100-16 |
| TM SX150 | 189.2LB | 49.25'' | 32.70'' | 140cc | Electric / Kick Start | Chain Drive | 70/100-19 | 90/100-16 |
| TM MX250 | 266.2LB | 54.96 '' | 35.46'' | 223cc | Electric / Kick Start | Chain Drive | 80/100-21 | 110/100-18 |
| TM MX250 Pro | 266.2LB | 54.96'' | 35.46'' | 250cc | Electric / Kick Start | Chain Drive | 80/100-21 | 110/100-18 |
| TM LX250 | 266.2LB | 59.1'' | 37.43'' | 250cc | Electric / Kick Start | Chain Drive | Cordial tyre 21"/18" | Cordial tyre 21"/18" |
| TM LX300 | 266.2LB | 59.1'' | 37.43'' | 283cc | Electric / Kick Start | Chain Drive | Cordial tire 21"/18" | Cordial tire 21"/18" |
| TM LX300 Pro | 266.2LB | 59.1'' | 37.43'' | 283cc | Electric / Kick Start | Chain Drive | Cordial tire 21"/18" | Cordial tire 21"/18" |
| Arlington Powersports present TrailMaster Dirt Bike TM series TM10, TM11, TM15, TM21, TM22, TM23, TM24, TM27, TM29, TM31, TM36, TM38 | ||||||||
| Model | max.weight | Wheel Base | Seat height | Engine size | Starting | Transmission | Tires Front |
Rear |
| TM10 | 150LB | 39.37'' | 24.41'' | 110cc | Kick Start | Automatic Clutch ,N-1-2-3-4 | 2.5x10 | 2.5x10 |
| TM11 | 150LB | 39.37'' | 24.41'' | 110cc | Electric | Automatic clutch, One gear | 2.5x10 | 2.5x10 |
| TM15 | 150LB | 40'' | 24.4'' | 110cc | Kick & Electric Start | Automatic Clutch ,N-1-2-3-4 | 2.75x12 | 3x10 |
| TM21 | 170LB | 41.54'' | 29.13'' | 125cc | Kick Start | Automatic Clutch ,N-1-2-3-4 | 60/100-14 | 80/100-12 |
| TM22 | 170LB | 41.54'' | 29.13'' | 125cc | Kick Start | Manual Clutch, N-1-2-3-4 | 60/100-14 | 80/100-12 |
| TM23 | 170LB | 41.54'' | 29.13'' | 125cc | Kick & Electric Start | Automatic Clutch ,N-1-2-3-4 | 60/100-14 | 80/100-12 |
| TM24 | 170LB | 42.3'' | 32.7'' | 125cc | Kick Start | Manual Clutch, N-1-2-3-4 | 70/100-17 | 90/100-14 |
| TM27 | 200LB | 49.8'' | 33.5'' | 125cc | Kick Start | Manual Clutch, N-1-2-3-4 | 70/100-17 | 90/100-14 |
| TM29 | 200LB | 49.8'' | 33.5'' | 125cc | Kick & Electric Start | Manual Clutch, N-1-2-3-5 | 70/100-17 | 90/100-14 |
| TM31 | 280lbs | 53.1" | 34" | 250cc | Electric & Kick Start | Manual Wet Multi-Plate, 1-N-2-3-4-5, 5-Gears |
70/100-19 | 90/100-16 |
| TM33 | 300lbs | 59" | 37" | 223cc | Electric & Kick Start |
Manual Wet Multi-Plate, 5gears |
80/100-21 |
110/100-18 |
| TM36 | 300lbs | 59" | 37" | 300cc | Electric & Kick Start |
Manual Wet Multi-Plate, Constant-mesh, two-stage transmission, 5-Gears |
80/100-21 |
110/100-18 |
| TM38 | 300lbs | 59" | 37" | 300cc | Electric & Kick Start |
Wet multi disc clutch, International Gear Pattern,6-Speed | ||
