ProComp/ Rubicon Express 3.5″ Super-Flex Short Arm Lift Kit With Mono Tube Shocks 04-18 Jeep JK

Unlock confident on-road manners and real trail flex with Pro Comp’s 3.5″ Super-Flex system for the JK. Tuned coil springs, heavy-duty short-arm geometry, and matched monotube shocks combine to clear 35s, improve articulation, and keep steering feel tight for daily driving.

Highlights

• 3.5″ front & rear performance coil springs for added ground clearance

• Super-Flex short-arm links/geometry designed to restore caster and handling

• Front adjustable track bar or relocation bracket; rear track-bar bracket to re-center axles*

• Extended sway-bar links, bump-stop extensions, and brake line relocation for proper travel

• Monotube shocks (front/rear) tuned for JK weight and wheelbase

• Bolt-on install; professional alignment recommended

Fitment

• Jeep Wrangler JK & JK Unlimited (2-door/4-door) 2007–2018

• Works with Rubicon and non-Rubicon models (electronic sway-bar retained on Rubicon)

Tire Guide

• Typically clears 35×12.50 tires with proper wheel backspacing; trimming/bump-stop tuning may be required

• 37s possible with high-clearance fenders and appropriate supporting mods