PH10D 125 is middle size pitbike bike of BOSUER pitbike series. It is equipped with 125cc engine, air cooled, 4-stroke. The engine power is 6.5kw at 7000rpm.

  • Chassis is BOSUER exlusively designed for middle size pitbike, the frame can accept from 125cc to 140cc, 150cc.
  • There are 2 bars structured up and down together and connect with strong formed steel cradle. Swing arm is diamand shape in steel material.
  • The suspenssion are non-adjustable both front and rear, front fork is 735mm and cooperate with 12″ and 14″ wheel to keep the bike lower seat height for young kids using.
  • Brake sysytem are deisgned and modified by BOSUER exclusively.


Engine: 125cc engine, 4-stroke, kick start
Frame: Steel 2-bar, steel swing arm
Wheel: front 14″, rear 12″
Suspension: non-adjustable
Brake system: BOSUER discs and 2 pistons front brake and 1 pistion rear brake
Muffler & exhaust pipe: steel exhaust pipe, muffler body and end are alloy

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product features

Product parameters 

Product parameters 

ENGINEEngine Type125CC,kick start, 4 stroke
Bore X Stroke(mm)52.4*57.9mm
Expression Rate8.8:1
Max Power6.5KW/7000r/min
Max Torque9.0N.m/5000r/min
CHASSISFuel Capacity5.2L
Handle BarSteel
Triple ClampAlloy
Swing ArmFormed steel pipe
SuspensionFront fork: 45/48-735
Rear shock: 335
Disc BrakeDisc brake, disc size: 190
WheelSteel rim, front: 1.40-14, rear: 1.85-12
TireTire: front: 60/100-14 rear: 80/100-12
DIMENSIONSMax Loading75kg
Seat Height780mm
Wheel Base1220mm
Net Weight68±1KG
Package Size1620X385X760mm
Gross Weight80±2KG