Coolster DB 125 Manual Children's Dirt Bike

In stock

Regular price $999.99

BDX is the only online seller, in the USA, with full parts and phone technical support for this type of vehicle. Read from others who purchased from our competition --  click here Read the full case for buying only from BDX -- click here.

Comes with FREE ONE YEAR WARRANTY: We are the only vehicle seller with a full ONE year warranty.  We do this because we stand for service after the sale!! 

Call and speak to a live person -- no automated phone system.


  • Youth size dirt bike
  • 125cc engine
  • Manual transmission



This vehicle can come fully assembled or partially assembled -- see options. Partially assembled is the default.



One Year Free Warranty -- Includes ALL Parts


Lifetime Free Phone Tech Support

Guaranteed Parts Availability

Guaranteed Ride Plan

No Shipping Fee Option

25% Replacement Parts Discount

BDX the Only Seller Who Fully Supports What They Sell

How BDX Compares to the Other Guys

BDX, the ONLY Place You'll Get Straight Talk

BDX Clears the Confusion Intentionally Created by Other Sellers

Machine Shop Customization Available

The Only Seller With Performance Parts for Speed, Power, Robustness

Seven Reasons to Choose BDX

BDX Facebook Page -- See How We Operate

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  • Engine type: Air-cooled, 4-stroke, 125cc
  • Displacement: 125cc
  • Cooling: Air-cooled
  • Max torque: 8.0/5,500 (N.m/r/min)
  • Bore stroke: 52.4x55.5mm
  • Max speed: 65km/h
  • Ignition: CDI
  • Starting system: Kick start
  • Engine oil: 0.9L
  • Clutch: Manual clutch
  • Driveline: Chain
  • Brakes: Front brake: disc brake Rear brake: disc brake
  • Brake operation: disc brake
  • Tires: front/rear: 2.75 x 14 /3.00-12
  • Fuel capacity/type: 3.2L
  • Weight: G.W./N.W: 70kg /59kg
  • Max load: 60kg
  • Wheelbase: 1075mm
  • L*W*H: 1554mmx680mmx740mm
  • Height to seat: 740mm
  • Carton size: 1400mmx400mmx660mm