The TrailMaster MK125S Pro Series Dirt Bike, available in a range of colors, introduces a Zhongshen 125cc 4 stroke 6.3hp engine with both kick and electric start options. Equipped with a 4-speed semi-auto transmission and inverted front shock, this premium mid-size bike from JHL Offroad offers a reliable and high-performance ride, weighing just 149lbs with a seat height of 29.5".

Enhance your riding experience with the TrailMaster MK125S Pro Series Dirt Bike. Equipped with premium features like inverted front shock absorber, nitrogen air gas rear shock absorber, and a performance stainless steel muffler, this bike delivers superior performance and durability. The race suspension system and motocross ergonomics provide a natural and effortless handling, while the quality front and rear disc brakes ensure a smooth ride over any terrain. With electronic CDI ignition, starting the bike is a breeze and the broad, even power band keeps it running smoothly in all gears.

Features

Balanced Shaft ZS125 engine
Air-cooled, 4-stroke
Electric start, with kick backup
Low 29" seat height for smaller riders
Newly designed strong frame
Inverted front shock
Nitrogen air gas rear shock absorber
Aluminum linkage
Performance stainless steel muffler
Waterproof wire harness
Alloy foldable handle levers
Alloy wheels and hubs

Specifications

Engine Type	Zongshen Balanced Shaft 125 Single cylinder, 4-stroke , air-cooling
Displacement	123cc
Max Power	6.3/7500 (1±1.5%)
Max Torque	8.8/5500（1±1.5%）
Compression Ratio	9.0:1
Shift Type	N-1-2-3-4, 4-speed Automatic Clutch
Start Type	Electric / Kick Start
Ignition	CDI
Min. Fuel Consumption:	≤367g/kw.h
Minimum turning radius :	1900 mm
Lubricant：	10W/40
Transmission:	Chain Drive

Overall Size (L x W x H)	632742"
Wheelbase	31"
Seat Height	29"
Ground Clearance	10.24"
Fuel Capacity	0.92 Gal.
Wheels	SteelRims, High Quality Alloy Hubs
Tires	YUANXING FT: 60/100 -14 - RR: 80/100 -12

Frame	High quality Steel Frame
Front Fork	Inverted front shock absorbers 43/45mm
Rear Shock	Rear none-adjustable mono shock
Upper and Lower Connecting Board	Alloy
Handle Lever	Foldable
Front Brake	Disc
Rear Brake	Disc
Exhaust	Stainless steel muffler

Packing Size	551733" inches
N.W/LBS	149 lbs
G.W/LBS	213 lbs

Circular Shifting: We have seen some bikes being sold that use circular shifting. We don't sell them. Circular Shifting means that when the bike is in 4th gear, if you shift up, it goes back into neutral, then 1st gear,

TrailMaster MK125S Pro Series Dirt Bike, 4-Speed Semi-Automatic, Electric Start, Dual Disc Brakes, (14/12) Wheels

Available Options