What is the primary benefit of these RockJock rear coil springs?

These RockJock rear coil springs are designed to provide a 3.5-inch lift for your Jeep Wrangler Unlimited, specifically for models with the EcoDiesel or 392 Hemi engines. They aim to improve both ride comfort and off-road capability.

Will these coil springs work with my existing suspension lift kit?

Yes, these RockJock rear coil springs are designed to integrate with other manufacturers' lift kits, as well as RockJock's own Johnny Joint suspension systems. They are intended as a direct replacement for your factory springs.

What kind of finish do these coil springs have?

The coil springs feature a gloss black powder coat finish. This coating is applied to help protect the springs and give them a clean look.

RockJock JL 4D Diesel Engine 392 4Xe Rear Coil Springs 3.5in Lift Pair

Specifications

Brand: RockJock
Part #: RJ-144401-101
UPC: 810038158013

RockJock JL 4D Diesel Engine 392 4Xe Rear Coil Springs 3.5in Lift Pair

Name: RockJock JL 4D Diesel Engine 392 4Xe Rear Coil Springs 3.5in Lift Pair
Brand: RockJock
Price: 408.58 USD
Availability: InStock

$408.58

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 2018-2024 Jeep Wrangler. RockJock rear coil springs provide a 3.5-inch lift for EcoDiesel and 392 Hemi models, improving ride quality and off-road performance.

Key Features

Fits 2018-2024 Jeep Wrangler Unlimited models with EcoDiesel or 392 Hemi engines.
Provides a 3.5-inch lift over stock height.
Direct replacement for factory rear coil springs.
Designed for improved ride quality and off-road performance.
Gloss black powder coat finish for durability.
Works with RockJock Johnny Joint suspension systems and other lift kits.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Fits this vehicle

Jeep Wrangler 2018-2024

Product Details

These are a pair of rear coil springs from RockJock designed specifically for your 2018-2024 Jeep Wrangler Unlimited equipped with the EcoDiesel or 392 Hemi engine. They're built to give you a 3.5-inch lift, directly replacing your factory springs. RockJock put a lot of research into developing the right spring rate and quality for these coils, aiming for a comfortable ride on the street and solid performance when you take it off-road.

These springs are made to work well with RockJock's own Johnny Joint suspension systems, but they'll also integrate with other manufacturers' lift kits. The gloss black powder coat finish helps protect them. You can expect improved ride quality and better height control with this setup.