*** New Product Release! ***
Do you have an existing IRO 4-Link installed in your XJ? Do you want to add advanced bump-stop technology to your rear suspension system? This is the kit for you, ditch those tiny OEM bump stops and swap in some serious performance! Intended for use with our Trail Tamer 2.0 Hydraulic Bump Stops, which are progressive and act like a shock absorber to carefully control the last 2 inches of up travel in your suspension. The more it's compressed, the firmer it gets!
Do you have an existing IRO 4-Link installed in your XJ? Do you want to add advanced bump-stop technology to your rear suspension system? This is the kit for you, ditch those tiny OEM bump stops and swap in some serious performance! Intended for use with our Trail Tamer 2.0 Hydraulic Bump Stops, which are progressive and act like a shock absorber to carefully control the last 2 inches of up travel in your suspension. The more it's compressed, the firmer it gets!
Installation
involves cutting off the existing coil spring mounts and welding this
kit onto the rear spring/shock crossmember, check out our installation
video for detailed instruction. And don't forget to pick up the Spanner Wrench for the locking collar!
Starting
April 2026, our 4-link shock crossmember will be revised to accomodate
Hydro-Bump installation by using our front hydro bump-stop kit: 16378