Built By Squarebody Owners, For Squarebody Owners
Custom interior, audio, suspension, and off-road parts for '73–'91 Chevy & GMC — designed, tested, and backed by a real builder.
or browse all parts →Free download: Squarebody Audio Blueprint
Founding Members Squarebody Showcase
The trucks that got us here. Real rigs, real stories, from the people who took a chance on us first.
Real Trucks. Real Owners. Real Reviews.
Squarebody owners across the country are running our parts. Here's what they're saying.
Rated 5.00 by real Squarebody owners
Squarebody Tech & Guides
Real advice from the shop — how to build, fix, and upgrade your Squarebody.
Follow The Builds
See builds, installs, and off-road runs across all our channels. Come hang out.
Builds We're Proud Of
Real builds, real craftsmanship. Here's what comes out of the shop.
Everything For Your Squarebody, In One Place
From interior and audio to suspension and lighting — if it goes on a '73–'91 Squarebody, we either build it or carry it.
Door pulls, console lifts, cup holders & radio panels.
Shackle flips, crossmembers, bumpers, mounts & Radflo shocks.
DC Audio subs, amps, speakers & wiring.
FCK Lightbars & Auxbeam Lighting and mounts to light up the trail.
JB Custom Fab shifters — including our BBOR Spec build.
Tees, hoodies, hats — rep the brand.
Stuck On Your Squarebody? Let's Fix It.
Hung up on a build, fighting a repair, or can't track down a part? Reach out — most of the time I'm just happy to help.
Got A Few Minutes?
Send it over and I'll get back to you by email. Tell me about your truck and what you're working on.