J1 is a full size bike of BOSUER dirt bike series. It is equipped with ZS CBS300 engine, water cooled, with internal balance shaft. The engine power is 18.5kw at 8500rpm, 4 valves. The bike is designed for dural popures.
Engine: ZS CBS300S 4-valve engine, 4-stroke, internal balance shaft, 6-speed, electric start
Frame: steel full size dirt bike frame with linkage, alloy swing arm
Wheel: front 21″, rear 18″
Suspension: adjustable
Brake system: Mojo brake, 2 pistons of front brake, 1 pistion rear
Muffler: stainless steel