YJ Wrangler Frame Parts

Throttle Down Kustoms YJ frame parts bolster support for beefed up suspension and powertrain systems. Our Made-in-the-USA Jeep Wrangler parts are more rugged than OE parts. Shop our selection of durable, bolt-on and weld-on chassis options.  Choose a rock bumper, rear bumper with tire carrier, bushing kit or other frame part to complete replacement or restoration project. Shop our frame parts options below.