Motorcycle Parts & Accessories

Welcome to Billet Proof Designs. The one-stop-shop for riders and builders. WE PRICE MATCH!


New Arrivals

We have tons of new parts coming in every day.


Monthly Bike Nights in Bridgeport, PA

Every 2nd Thursday of the month we will be out at Conshohocken Brewing - Bridgeport all summer long!


Motorcycle Parts and
Accessories: Made in the USA

Billet Proof Designs specializes in custom aftermarket motorcycle parts and accessories for the chopper, bobber, and café racer communities. Billet Proof Designs is our name and High Quality Motorcycle Parts & Customer Service is our game.

Settle for nothing but the best. Find the customized aftermarket motorcycle parts you need at Billet Proof Designs


The guys at Billet Proof Designs are top notch in quality and design. Keep up the great work.

- Rusty Nut Trikes

Stopped into their shop today, the guys invited me in like family, super nice dudes, I will definitely be a returning customer.

- Doug Lowery

Awesome to deal with. Very fast and fairly priced. Was very responsive and the owner himself delt with me directly.

- Steve Longj