support

The Pro Circuit Support page is designed to give you on-line information on the various products we sell.


Jetting Specifications

These aren't in a nice format yet, but they're all here... all the way back to the 1990's!

Jetting Specifications


Frequently Asked Questions

Get more information on some products we sell, re-packing your exhaust, rider support and more.

Frequently Asked Questions


Learn the proper way to set sag on your dirt bike

Setting Bike Sag (PDF)


Learn how to adjust PSF Air Forks with Jim "Bones" Bacon

Click on the video below to watch!



Learn How To Install A Complete Pro Circuit Exhaust System

Click on the video below to watch!


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