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How to Install Crown Automotive Rock Rear Bumper (07-18 Wrangler JK) on your Jeep Wrangler

Shop Parts in this Guide

Kit Contents:
1 – Rear Bumper
1 – Left Side Bumper Bracket
1 – Right Side Bumper Bracket
4 – Bolts
4 - Washers

1. Ensure that all components in kit are accounted for.

2. Remove old bumper by removing the hardware from both inner bumper brackets along with the frame-side bolts from both outer bumper brackets. Retain the bolts that were removed from the outer bumper brackets for later use.

3. Carefully remove rear bumper, ensuring that there is nothing connected to it.

4. Ensure that the frame is clean of dirt and debris. Install the left bumper bracket on the outside of the frame with the angled portion lying on the top of the frame. Loosely thread the retained hardware into the 2 forward holes. Repeat on the right side.

5. Carefully slide the rear bumper into the frame. Align the holes in the left bumper brackets and frame with the weld nuts in the bumper. An alignment punch will help keep the holes aligned. Loosely thread a supplied bolt and washer into both holes. Repeat on the right side.

6. Once the bumper is properly aligned, evenly torque all hardware. The factory hardware (forward bolts) should be torqued to 48 ft. lbs. and the supplied hardware (rearward bolts) should be torqued to 85 ft. lbs. Ensure that the bumper did not move while torquing the hardware.

7. Re-torque all hardware after 500 miles.

NOTE: This bumper is designed to work with Crown’s JK tire carrier.  (Replaces Part Number: 82210485AB) 

While every attempt is made to ensure that the information contained in these instructions is correct, no liability can be accepted by the authors for loss, damage, or injury caused by any errors in, or omissions from the information given. All service should be performed by qualified mechanics. Crown Automotive Sales Co .,Inc. cannot be held responsible for any mechanical work performed. Standard and accepted safety precautions should be used in every procedure.