Tuff-country 16721 - GM 73-87 6 3/4 ton box kit (systems with r Manuel d'utilisateur télécharger pdf

PART NUMBER : 16721

1973 — 1987 CHEVY PICK UP

3/4 TON 6” SUSPENSION SYSTEM

FRONT AND REAR SPRING SUSPENSION SYSTEM

PARTS LIST:

Part # Description Qty.

5U-6109R 5/8” X 3 1/2” X 9 5/8” Round U-bolts 5

5U-3507R 5/8” X 3” X 7 5/8” Round U-bolts 3

58NW 5/8” High Nuts & Washers 2

GMSBNB1 Front Spring Eye Bolts 1

GMSBNB3 Rear Spring Eye Bolts 1

GMBLNB Front & Rear Brake Line

Extensions & Hardware 1

89TC Transfer Case Drop Kit 1

GMSB Sway Bar Drop Kit 1

LUBE Lube Pack 2

16721INST Instruction Sheet 1

INSTALLATION MANUAL

6” FRONT AND REAR SPRING

SUSPENSION SYSTEM

CHEVY PICKUP 3/4 TON

1973 —– 1987

PART # 16721

SJ052102

Congratulations on your selection to purchase a Tuff

Country EZ-Ride Suspension System. We at Tuff

Country are proud to offer a high quality product at the

industries most competitive pricing. Thank you for your

confidence in us, and our product.

Before installation begins, it is the customers/installers

responsibility to make sure that all parts are on hand. If

any parts are missing, please feel free to call one of our

customer service representative @ (800) 288-2190.

Make sure to use locktite on all new and stock hardware

associated with this installation.

Torque Settings

5/16” 15—18 ft lbs.

3/8” 28—32 ft lbs.

7/16” 30—35 ft lbs.

1/2” 65—85 ft lbs.

9/16” 85—120 ft lbs.

5/8” 95—130 ft lbs.

3/4” 100—140 ft lbs.

Tuff Country EZ-Ride Suspension highly

recommends that a qualified and or certified

mechanic performs this installation.

If you desire to return your vehicle to stock, it is the

customers responsibility to save all stock hardware.

IMPORTANT CUSTOMER INFORMATION

This vehicles reaction and handling characteristics

may differ from standard cars and/or trucks.

Modifications to improve and/or enhance off road

performance may raise the intended center of

gravity. Extreme caution must be utilized when

encountering driving conditions which may cause

vehicle imbalance or loss of control. DRIVE SAFELY!

Avoid abrupt maneuvers, such as sudden sharp

turns which could cause a roll over, resulting in

serious injury or death.

It is the customers responsibility to make sure that a

re-torque is performed on all hardware associated

with this suspension system after the first 500 miles

of installation. It is also the customers responsibility

to do a complete re-torque after every 3000 miles or

after every off road use.

After the original installation, Tuff Country EZ-Ride

Suspension also recommends having the alignment

check every 6 months to ensure proper tracking,

proper wear on tires and front end components. Tuff

Country EZ-Ride Suspension take no responsibility

for abuse, improper installation or improper

suspension maintenance.

It is the responsibility of the customer or the

mechanic to wear safety glasses at all times when

performing this installation. It is the customers/

installers responsibility to read and understand all

steps before installation begins. OEM manual should

be used as a reference guide.

The Tuff Country EZ-Ride Suspension product safety

label that is included in your kit box must be

installed inside the cab in plain view of all

occupants.

If a body lift is used in conjunction with any Tuff

Country EZ-Ride Suspension product, your Tuff

Country EZ-Ride Suspension WARRANTY WILL BE

VOID.

1 2 3 4 5 6 7 8 9 10

Résumé du contenu

Page 1 - Torque Settings

PART NUMBER : 16721 1973 — 1987 CHEVY PICK UP 3/4 TON 6” SUSPENSION SYSTEM FRONT AND REAR SPRING SUSPENSION SYSTEM PARTS LIST: Part # Descrip

Page 2

ILLUSTRATION # 9NEW 5/8” X 3 1/2” X 9 5/8”U-BOLTSNEW 5/8” U-BOLT HIGH NUTS & WASHERSNEW SHOCKNEW REARLEAF SPRINGILLUSTRATION # 10NEW TRANSFER CASE

Page 3

LIMITED LIFETIME WARRENTY Notice to all Tuff Country EZ-Ride Suspension customers: It is your responsibility to keep your original sales receipt! If

Page 4

Front End Installation: 1. To begin installation, block the rear tires of the vehicle so that the vehicle is stable and can’t roll backwards. Safely

Page 5

using the new U-bolt high nuts and washers. Torque to 130 ft lbs. See Illustration # 5 16. Working on the driver side, re-install the stock drag link

Page 6 - ILLUSTRATION # 2

new spring eye hardware. Make sure to use thread locker or locktite on these bolts. Torque the rear spring eye hanger hardware to 120 ft lbs. Special

Page 7 - ILLUSTRATION # 4

ILLUSTRATION # 1STOCK FRONT SHOCKILLUSTRATION # 2NEW FRONT LEAF SPRINGFRONT OF VEHICLESTOCK FRONTSPRING HANGERNEW FRONT SPRINGHANGER HARDWARESTOCK FRO

Page 8 - ILLUSTRATION # 6

ILLUSTRATION # 3ILLUSTRATION # 4STOCK SPRING SHACKLE HARDWARESTOCK SHACKLENEW FRONT LEAFSPRINGNEW FRONT SPRING SHACKLE HARDWAREDRIVER SIDENEW 5/8” X 3

Page 9 - ILLUSTRATION # 8

ILLUSTRATION # 5ILLUSTRATION # 6PASSENGER SIDE OF VEHICLENEW 5/8” X 3 1/2” X 9 5/8” U-BOLTNEW FRONT BRAKELINERELOCATION BRACKETNEW FRONT SHOCKNEW 5/8”

Page 10 - ILLUSTRATION # 10

ILLUSTRATION # 7NEW SWAY BAR DROP TUBENEW 7/16” X 2 1/2” BOLT & HARDWARESTOCK SWAY BARILLUSTRATION # 8NEW 5/16” X 1”BOLT & HARDWARENEW REAR BR

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