TrailMaster MK110ES Pro Series Dirt Bike, BOSCH EFI, 4-Speed Automatic, Electric Start, Dual Disc Brakes, (14/12) Wheels

     The TrailMaster MK110ES Pro Series is a premium youth dirt bike built for smooth power delivery, modern fuel-injected performance, and easy starting. Powered by a 110cc 4-stroke Bosch EFI engine, it delivers consistent throttle response, improved fuel efficiency, and reliable cold starts compared to traditional carbureted models.

      This model features a 4-speed automatic transmission (no manual clutch required), electric start with kick-start backup, inverted front suspension, and hydraulic dual disc brakes. With its 14-inch front and 12-inch rear wheels, lightweight frame, and balanced geometry, the MK110ES is designed to give young riders confidence, control, and stability on trails, dirt tracks, and off-road terrain. 

Performance Specs:

Engine

• 110cc Single-Cylinder, 4-Stroke, Air-Cooled Engine (XZ110 platform)
• Bosch EFI fuel injection system
• 107cc displacement
• 4-Speed Automatic Transmission (no manual clutch)
• Automatic centrifugal clutch system
• Electric start + kick start backup
• CDI ignition system
• Chain drive system
• Maximum Power: ~5.0 kW @ 8000 RPM
• Maximum Torque: 7.5 N·m @ 5500 RPM
• Compression Ratio: 9.0:1
• Fuel consumption: ≤367 g/kW·h

Fuel System

• Bosch EFI (Electronic Fuel Injection)
• Fuel Capacity: ~0.92 gallons (3.5L)
• Cleaner, more consistent fuel delivery vs carburetor systems
• Improved cold-start performance

Suspension

• Front: Inverted hydraulic forks (race-style setup)
• Rear: Nitrogen gas mono shock
• Aluminum linkage system
• Designed for improved stability and shock absorption on rough terrain

Braking System

• Front Hydraulic Disc Brake
• Rear Hydraulic Disc Brake
• Dual disc braking system for strong, controlled stopping power

Wheels & Tires

• Front Tire: 60/100-14 knobby off-road tire
• Rear Tire: 80/100-12 knobby off-road tire
• 14-inch front wheel / 12-inch rear wheel setup
• Alloy wheels with hubs
• Aggressive off-road tread for traction and control

Dimensions

• Overall Length: 63.8 in
• Overall Width: 27.6 in
• Overall Height: 42.9 in
• Wheelbase: 45.3 in
• Seat Height: 29.5 in
• Ground Clearance: 10.2 in

Frame & Construction

• Reinforced steel frame
• Newly designed strong chassis
• Alloy linkage components
• Stainless steel performance muffler
• Waterproof wiring harness
• Foldable alloy levers

Weight

• Net Weight: 149lbs
• Gross Weight: 213lbs

Additional Features

• Bosch EFI fuel injection system
• Electric start + kick start backup
• 4-speed automatic transmission (no clutch required)
• Inverted front forks for improved handling
• Nitrogen rear shock for smoother ride quality
• Lightweight mid-size chassis design
• Built for trail riding, off-road use, and recreational riding
• Available in Red, Blue, and Green
• Recommended Rider Age: 12+ Years

What's Included

✔ TrailMaster MK110ES Pro Series Dirt Bike
✔ Electric Start Battery
✔ Kick Start Backup System
✔ Tool Kit
✔ Owner’s Manual
✔ Assembly Hardware & Instructions