TrailMaster MX250-Pro Dirt Bike, 5-Speed Manual, Dual Disc Brakes, Electric Start (21/18) Wheels

      The TrailMaster MX250 Pro is a high-performance, PRO-series full-size dirt bike built for riders who want serious power, upgraded suspension, and race-inspired handling. Designed with a stronger chassis and premium components, this bike delivers smooth acceleration, stable control, and dependable performance across dirt trails, motocross tracks, and off-road terrain.

     Powered by a 249cc Zongshen PR250 balance-shaft engine, the MX250 Pro offers strong torque, reduced vibration, and consistent power delivery through all gears. With a 5-speed manual transmission, electric start with kick backup, and a lightweight motocross frame, it gives riders full control and reliability in all riding conditions.

    The PRO-series upgrades include inverted front forks, adjustable rear shock, alloy components, and full-size 21/18 wheels for improved stability and off-road traction.

Key Features

• 249cc Zongshen PR250 4-stroke balance-shaft engine
• Electric start + kick start backup system
• 5-speed manual transmission with clutch
• Front & rear hydraulic disc brakes
• Inverted adjustable front forks (51/54mm class)
• Adjustable rear shock suspension
• Heavy-duty steel motocross frame
• 21” front / 18” rear off-road knobby tires
• Alloy rims, hubs, and CNC-style components
• LED headlight with premium lens
• Stainless steel performance muffler
• Built for trail riding, motocross, and off-road performance

Specifications

Engine

• Engine Type: Zongshen PR250, single-cylinder, 4-stroke, balance shaft
• Displacement: 249.9cc
• Max Power: ~14 HP @ 8000 rpm
• Max Torque: ~18 N·m @ 6500 rpm
• Compression Ratio: 9.2:1
• Ignition: CDI
• Start System: Electric start + kick start
• Transmission: 5-speed manual (1-N-2-3-4-5)
• Drive System: Chain drive

Performance

• Estimated Top Speed: ~55 MPH
• Fuel Capacity: ~9L (2.37 gal)
• Fuel Type: Regular unleaded gasoline

Dimensions

• Overall Size: ~83.9” × 34.3” × 48.0”
• Wheelbase: ~54”
• Seat Height: ~35.4”
• Ground Clearance: ~13”
• Dry Weight: ~266 lbs

Wheels & Tires

• Front Wheel: 21”
• Rear Wheel: 18”
• Tire Type: Off-road knobby tires (80/100-21 front, 110/100-18 rear)
• Rims: Alloy rims
• Hubs: Alloy hubs

Suspension & Brakes

• Front Suspension: Inverted hydraulic forks (51/54mm)
• Rear Suspension: Adjustable air / hydraulic rear shock
• Front Brake: Hydraulic disc
• Rear Brake: Hydraulic disc

Frame

• Reinforced high-strength steel frame
• Motocross geometry for stability and control
• Built for aggressive off-road use and durability