Rock Krawler 2.625" RRD Rear Coilover Upgrade Jeep Wrangler JKU
Take your Jeep Wrangler JKU to the next level with the Rock Krawler 2.625" RRD Rear Coilover Upgrade. This system allows you to install rear coilovers without body or tub cutting, delivering a true high-performance suspension setup while keeping your vehicle functionally a Jeep. The included coilover mounts are frenched into the frame, providing a strong, mounting solution that preserves structural integrity while maximizing suspension travel and articulation. The result is a dramatic improvement in ride quality and overall off-road capability.
Shock Key Features:
- 2.625” O.D. Military Grade Hard Anodized Fluted Aluminum Shock Body
- Massive 3.25” O.D. Military Grade Hard Anodized Fluted Aluminum Reservoir Body w/ Internal Floating Piston Charged with Argon
- Cooling Surface Area of a 3.0” Shock
- 1” 17-4 PH Stainless Steel, Hard Chrome Plated and Polished Shaft
- Military Grade Hard Anodized Billet Aluminum Valve Circuit and Billet Machined Components
- Dual DU Shaft Bearings and Double Redundant Sealing Methods
- Dual Spring Rate Slider
- Adjustable Spring Lockout Collars (Transition Rings)
- Serviceable/Rebuildable/Revalveable
Optional Upgrade:
- Fast Compression Damping (FCD): On-the-fly adjustability with up to 30% increased compression control
What’s Included:
- (2) Rear Coilovers
- (2) Frame Side Coilover Mounts
- (2) Axle Side Coilover Mounts
Compatibility:
- Valid for 4.5" of Lift w/ 72 WMS Axle and 3.5" BS Wheel or Functional Equivalent For Jeep JKU
- For Different Powertrain Options Give Us a Call: 518-270-9822
Notes:
- Requires removal of OEM rear frame side shock brackets.
- Requires removal of OEM rear axle side shock brackets.
- Requires welding of the coilover mounts and brackets.
- Recommend installation of limiting straps to avoid over extension of suspension components.
- Why Argon for charging our shocks? Argon has a molecular size that is almost 3 times that of Nitrogen so it does not weep as fast so recharging is not as frequently required, but yet Argon is still readily available at most commercial gas suppliers.
- For custom valved applications please contact us directly.
- Coilover Collapsed length 21.31" - Extended Length 34.31"
- Shock Warranty Details
- Argon-charged (100 PSI at full extension) for improved gas retention vs. nitrogen
- RRD 2.625" RR Coilover Details
- RRD 2.625" FCD Coilover Details
