JKS 1600 User Manual
Installation instructions, Welcome, Tools required
JKS Coil Spring Retainer Installation
Product: Coil Spring Retainers
Part Number: JKS1600
Applications: Jeep Wrangler JK, 2007+ (rear only)
CONGRATULATIONS on purchasing a set of new Coil
Spring Retainers from JKS Manufacturing. We are commit-
ted to providing you with the best products available and
your satisfaction is our first priority.
Metric/Standard Socket Wrench Set
1/4” Allen Wrench
Coil Spring Retainer
7/16” x 1-1/2” Flathead Socket Screw
7/16” Flat Washer
7/16” Nylock Nut
1. INSERT COIL SPRING RETAINER
Locate the 5/8” hole in the center of the lower
spring mount on the rear axle.
Place Coil Spring Retainer (A) inside the spring by
sliding it between the coils. Make sure flat side of
Coil Spring Retainer faces down.
Position Coil Spring Retainer (A) directly on the
lower spring mount as illustrated.
2. SECURE SPRING RETAINER TO LOWER
Insert 7/16” x 1-1/2” Flathead Socket Screw (B) into
tapered hole in center of Coil Spring Retainer (A),
and through the hole in the lower spring mount.
From beneath spring mount, slide a 7/16” Flat
Washer (C) onto threads of Flathead Socket
Screw (B) and install the 7/16” Nylock Nut (D).
Secure the Coil Spring Retainer (A) to the lower
spring mount by tightening the mounting hard-
ware. Use a 1/4” Allen Wrench to prevent the 7/16”
x 1-1/2” Flathead Socket Screw (B) from spinning,
and tighten the 7/16” Nylock Nut (D) to 35 ft-lbs.
Make sure the Coil Spring Retainer (A) is perfectly
flat against the lower spring mount, and coil spring
517-278-1226 • email@example.com • www.jksmfg.com
491 W. Garfield Avenue, Coldwater, MI 49036
©2013 JKS Manufacturing, Inc & Aftermarketing, LLC
Revision Date 3/22/2013