Wide FXR Style Frame
Chopper Guys manufacture the best FXR frames in the aftermarket industry. FXR frame kits are available for stock width or wide tire applications and can be set up to run Evolution or Twin Cam motors. RESERVE YOURS TODAY!
Black FXR 240 Drop Seat Drop Neck Frame
Introducing the Chopper Guys 240 Drop Seat FXR frame…a first in the aftermarket industry. Frame kits are available for a 240 wide tire, dropped seat, drop neck, designed to mount Twin Cam motors*, but can be modified to mount Evolution motors for an additional charge. *(Twin cam “A” motors only) FEATURES: Dual swingarm shock mounts […]
FXR 240 Drop Seat Frame
Introducing the Chopper Guys 240 FXR frame, a first in the aftermarket industry. Frame kits are available for a 240 wide tire, drop seat, and is set up to run twin cam motors but can be modified to fit EVO or Shovelhead motors. RESERVE YOURS TODAY!

Reserve your custom frame with a down payment

Reserve Yours Today!

Welcome to Chopper Guys Inc.

SMOK’EM ‘TIL THE WHEELS FALL OFF!

The guys that make the wheels spin! Chopper Guys also formerly known as California Performance Iron/CPI has been making custom choppers for decades…known for making some of the strongest, precision built frames in the world. California Performance Iron is the first company to make a production wide tire “FAT GUY”/Bagger frame and still making the BEST FXR Frames in the world..’til the wheels fall off!

Below are just a few bad ass custom motorcycles that have been featured in magazines and built with Chopper Guys Frames, Swingarms and Custom Biker Parts and Accessories…

Custom Rigid Chopper

Chopper Guys #FGXSS Swedish FXR Frame

The Ghost Bike Chopper Guys #FGRE Rigid frame

Chopper Guys #FGSCP25HA Pro Comp Softail frame

Garys Fixer/FXR Sportster Chopper Guys #CGRSP

Chopper Guys #FGXR24 240 Drop Seat FXR

Chopper Guys #FGPMX280 PRO-MAX STREET, right side drive frame

Chopper Guys #FGRPX300 Decimus Frame

Chopper Guys #FGXS Pro Sport FXR

Chopper Guys #FGSCS25 250 Swedish Softail Frame

CG Rigid frame #FGRC featured in November 2017 issue of Thunder Roads

Chopper Guys Custom Rigid

Chopper Guys Swedish Style Rigid Frame sporting a stout 2.5-in stretch in the downtubes and 40 degree front end rake

Chopper Guys #FGRC Rigid frame w/knuckles and rear clevises

Chopper Guys #FGXT Twin Cam 180 rear wheel FXR Frame

CHOPPER GUYS BIKER PRODUCTS are tough, built with precision and style like no other and continue to create, reinvent, and fabricate one of a kind custom built motorcycle, automobile, and even dragbike parts and accessories.

CNC Lathe at work

CNC Lathe

CNC Mill

CNC Mill

Have a drag bike? We can fabricate your frame, exhaust, or support brackets for all your racing needs!

Do you have an exhaust that needs to be modified to add a Turbo to your Drag bike?

Fabricating a support bracket for Turbo drag bike

Turbo support bracket for Kawasaki Drag Bike

Automotive rusted floorpan removal

FXR Fender Struts manufactured from Billet Aluminum

CG Billet Swingarm rails