838 Lake Street South
Forest Lake, MN 55025
Phone: 651-277-1200 or 800-551-4754
Fax: 651-277-1203
© 2019 by Don Alexander and Thomas Quinn
All rights reserved. No part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying, recording, or by any information storage and retrieval system, without prior permission from the Publisher. All text, photographs, and artwork are the property of the Author unless otherwise noted or credited.
The information in this work is true and complete to the best of our knowledge. However, all information is presented without any guarantee on the part of the Author or Publisher, who also disclaim any liability incurred in connection with the use of the information and any implied warranties of merchantability or fitness for a particular purpose. Readers are responsible for taking suitable and appropriate safety measures when performing any of the operations or activities described in this work.
All trademarks, trade names, model names and numbers, and other product designations referred to herein are the property of their respective owners and are used solely for identification purposes. This work is a publication of CarTech, Inc., and has not been licensed, approved, sponsored, or endorsed by any other person or entity. The Publisher is not associated with any product, service, or vendor mentioned in this book, and does not endorse the products or services of any vendor mentioned in this book.
Edit by Bob Wilson
Layout by Hailey Samples
Product Photos Courtesy of the Manufacturers
ISBN 978-1-61325-448-6
Item No. SA440
Library of Congress Cataloging-in-Publication Data
Names: Alexander, Don, 1948- author. | Thomas, Quinn, 1971- author.
Title: Jeep Wrangler YJ, 1987-1995: performance modifications / Don Alexander and Quinn Thomas.
Description: Forest Lake, MN : CarTech, Inc., [2019] | “Item no. SA440.”
Identifiers: LCCN 2019024700 | ISBN 9781613254486 (paperback)
Subjects: LCSH: Wrangler sport utility vehicle--Performance--Handbooks, manuals, etc. | Wrangler sport utility vehicle--Motors--Handbooks, manuals, etc. | Wrangler sport utility vehicle--Maintenance and repair--Handbooks, manuals, etc.
Classification: LCC TL215.W73 A543 2019 | DDC 629.28/722--dc23
LC record available at https://lccn.loc.gov/2019024700
Written, edited, and designed in the U.S.A.
Printed in China
10 9 8 7 6 5 4 3 2 1
CarTech books may be purchased at a discounted rate in bulk for resale, events, corporate gifts, or educational purposes. Special editions may also be created to specification.
For details, contact Special Sales at 838 Lake Street S., Forest Lake MN 55025 or by email at [email protected].
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CONTENTS
Tire Size, Diameters, and Ground Clearance
Tire Cutting, Slashing, and Ply Ratings
Choosing the Right Tires and Wheels
Wheel and Tire Care and Maintenance
Chapter 3: Lifts, Suspension, and Steering
Lifting a Jeep Wrangler YJ
Coil Springs Versus