Harley-Davidson Swingarms 

Hand fabricated, custom made swingarms for Dyna, FXR, and Sportster model Harley's! These all aluminum arms feature machined billet sections coupled with our exclusive bridged extrusions to give you a super strong swingarm at a weight savings of nearly 10 lbs! 

CLICK HERE to see full selection

 

 

Heavy Duty Shock Springs

Suspension Too Soft? Bike Bottoming Out? Tire Hitting Your Bodywork? These are the most common problems when installing a longer swingarm on your custom sportbike. We can help! At TRAC we carry the most complete selection of heavy duty shock springs in the industry. Based on your weight, your type of riding, and the length of your swingarm, we can get you set up with the proper spring every time! CLICK HERE to learn more.

      

                             

SLAMMERZ Fork Lowering System

Shorten your forks the new and easy way with SLAMMERZ by Trac Dynamics. These bolt in cartridge assemblies directly replace the stock internals of your forks and install in minutes with no special tools required! SLAMMERZ are built "in house" at Trac Dynamics and are set up specifically for each model giving you a perfect ride every time. So throw away those dangerous lowering tie-down straps and lower the front of your bike the right way!

CLICK HERE to check them out! 

Latest News

HOW IT'S MADE

August 02, 2014

 

Ever wonder how a Trac Dynamics swingarm is made? Check it out and see the full process from start to finish!

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SHOCK STOP

February 12, 2014

STOP BOTTOMING OUT!

Go ahead.....lower your bike WAY down with confidence! The SHOCK STOP prevents bodywork damage and ground clearance problems by safely limiting your bikes rear suspension travel.

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