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Wheel & Chain Videos

These videos have been checked over by our Thumpstar mechanics

How To: Tighten Your Spokes

How To: Tighten Your Spokes.

How To: Adjust and Lube Your Chain

Jordan Troxell from Troy Lee Designs teaches us how to properly adjust and lube our chain.

How To: Change a Rear Tire

Troy Lee Designs/Lucas Oil/Honda mechanic Eric Gass shows us the proper way to change a rear tire for any machine…

How To True A Motorcycle Wheel

After re-lacing a wheel or replacing spokes or a rim on bike, your motorcycle wheel needs to be re-trued. This video demonstrates the proper way to true a motorcycle wheel using the Tusk Truing Stand. This process can be used to true just about any off-road or street bike wheel.


Rear wheel information, steel vs alloy rims

Tire Tyre Dirt Motard Information

Some tyre and tube information.

Chain information, 420 vs 428 chain

Chain information, 420 vs 428 chain

Wheel Axel Information Video

12mm, 15mm and motard axel information.

Chain Guide, Chain Adjusters and Swingarm Protection

Chain guide and slider information.

Thumpstar | New Hub Development for 2016

New hun and spracket design comparison

Chain Guide, Chain Adjusters and Swingarm Protection

A front tire is a bit skinnier but a little expensive (14”). A slick tire is used for motard racing and needs a special type of rim to work.
How tire sizing work: last number is in inches, first number is the actual width of the tire. The last number is the actual tire size (12”). If you’re swing arm does not have a.
The cheap 12” tire has good quality and does the job. When putting these tires on, use a rim lock. Cheaper pit bikes don’t use this rim lock. Thumpstar come standard with the rim locks at the back. If you don’t have a rim lock, pump our rim lock to 25 Psi

Disc and Sprocket Information

The bigger diameter is for the front, and the smaller ones are for the rear. There is the standard disc and the wavy disc. All the bolt patterns for both are the same to keep it nice and easy. The disc bolts are custom little bolts which would need to be bought from us. Measurement: eye to eye: 70mm; center eye to eye: 100mm; center of the disc: 76mm; thickness: 4mm
Standard: 220mm diameter; 190 diameter for wavy disc.

Adjusting Chain, Throttle and Clutch Freeplay for all Pit Bike, Mini Moto

THUMPSTAR TECH TIPS – How To Adjusting Chain, Throttle and Clutch Freeplay for all Pit Bike, Mini Moto Dirt Motorcycle