Jks 2570 User Manual download pdf

JKS Adjustable Coil Spacer Installation PN 2570 Page 1 of 4

Installation

Instructions

Product: Adjustable Coil Spacer (ACOS™)

Part Number: PN 2570

Application: Jeep Wrangler JK, 2007+ (rear only)

Welcome

CONGRATULATIONS on your purchase

of a new JKS ACOS™ system! At JKS

Manufacturing, we are committed to providing

you with the best products available and your

satisfaction is our first priority.

PLEASE READ these Installation Instructions

carefully, and save them for future reference,

as they contain important installation and

maintenance information.

Before You Begin…

1. Familiarize yourself with the supplied parts

as illustrated in the column to the far right.

2. Thoroughly read all procedures to ensure

you have the tools and experience

necessary to complete this installation.

3. If you are not completely comfortable with

any of the procedures described on the

following pages, do not attempt this

installation. Contact the JKS Technical

Department at (308) 762-6949 to locate a

qualified installation specialist in your area.

Important

MOST VEHICLES REQUIRE additional parts

or modifications to accommodate the

immediate increase in ride height provided by

the ACOS™ system.

REAR CONTROL ARMS MUST BE same

length as original equipment arms to ensure

proper bump stop alignment and coil spring

clearance – see section 6 for details.

DO NOT EXCEED maximum range of

adjustment – see illustration on page 3.

Tools Required

 Hydraulic Floor Jack and Jack Stands

 Metric/Standard Socket Wrench Set

 Torque Wrench

 Transfer Punch (or equivalent)

 1/4” and 3/8” Drill Bits

 1/4” Allen Wrench

 Tape Measure

 Spray Lubricant (WD-40 or similar)

 Anti-Seize Lubricant

 Medium Strength Threadlocker

 Satin Black Spray Paint

 Coil Spring Compressor *

 Plasma Cutter *

 Grinding Wheel *

 Welding Equipment *

 Factory Service Manual (recommended)

* Asterisk denotes tools that are not required for some

applications. Thoroughly read instructions first to

determine which tools will be required for your

application.

Parts

DESCRIPTION

QTY

Main Body

Adjuster Ring

Isolator Pad

Bump Stop Adapter

10mm Locking Nut

Bump Stop Plug

Polyurethane Bump Stop

10mm x 55mm Cap Bolt

5/16” x 3/4” Bolt

5/16” Nylock Nut

3/8” x 1-1/4” Cap Bolt

Coil Spring Retainer

7/16” x 1-1/2” Flathead Socket Screw

7/16” Flat Washer

7/16” Nylock Nut

1 2 3 4

Summary of Contents

Page 1 - Instructions

JKS Adjustable Coil Spacer Installation PN 2570 Page 1 of 4 Installation Instructions Product: Adjustable Coil Spacer (ACOS™) Part Number: PN 2570

Page 2

JKS Adjustable Coil Spacer Installation PN 2570 Page 2 of 4 Installation  1. REMOVE REAR COIL SPRINGS  Remove the rear coil springs per the fa

Page 3 - DO NOT EXCEED

JKS Adjustable Coil Spacer Installation PN 2570 Page 3 of 4  4. SET ADJUSTER RING FOR DESIRED RIDE HEIGHT  Apply spray lubricant to threaded p

Page 4 - Maintenance

JKS Adjustable Coil Spacer Installation PN 2570 Page 4 of 4  6. CHECK BUMP STOP ALIGNMENT Before the rear coil springs are re-installed, it is i

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Summary of Contents

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