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1.75” Coil Spacer Lift Kit Installation: Rear

Loosen the rear track bar at both the
 frame and axle using a 21mm socket and 
wrench. (FIG 21) Remove bolt from the 
axle end and save hardware.

Loosen the lower control arms at both
 the frame and axle using a 21mm socket 
and wrench. (FIG 22)

FIG21

FIG22

ALWAYS SUPPORT FRAME RAILS USING JACK STANDS.

Moving to the rear of the vehicle; use 
a wheel chock on the front tires to 
prevent the vehicle from rolling forward 
and release the emergency brake.

 Raise the rear of the vehicle and support 
frame rails using jack stands. Do not lower 
the axle at this time. Remove wheels/tires. 

Loosen the upper control arms at both the 
frame and axle using a 21mm socket and 
wrench. (FIG 23)

Disconnect the shocks from the axle using 
a 18mm socket and open end wrench.  
Save hardware. (FIG 24)

FIG23

FIG24

QJL_1.75_LIFT_16400_0010_LTR.indd   9

QJL_1.75_LIFT_16400_0010_LTR.indd   9

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9/11/20   1:31 PM

Summary of Contents for 16400.0010

Page 1: ...CUPANTS AT ALL TIMES RISK OF EYE INJURY SAFETY GLASSES MUST BE WORN AT ALL TIMES WHILE INSTALLING OR MAINTAINING THIS PRODUCT TORQUE AND RECHECK FASTENERS AFTER 250 MILES AND FREQUENTLY THEREAFTER DO...

Page 2: ...IS RESPONSIBLE FOR MODIFICATIONS CONSISTENT WITH STATE LAWS AND GOOD SENSE 2 Before You Begin Installation Congratulations on your purchase of the Quadratec 1 75 Coil Spacer Lift Kit for 018 Current J...

Page 3: ...2 Rear Bump Stop 2 Tall QTY 2 3 8 16 x 3 Hex Flat Head Screw QTY 4 3 8 Flange Nut QTY 4 Rear Shock Brackets QTY 2 1 2 13 x 3 5 Hex Head Bolt QTY 2 7 16 USS Flat Washer QTY 6 1 2 13 Lock Nut QTY 2 1 50...

Page 4: ...e and support frame rails using jack stands Do not lower the axle at this time Remove front wheels tires Loosen the front track bar at both the frame and axle using a 21mm socket and wrench FIGs 1 2 R...

Page 5: ...mm sockets and wrenches FIG 5 Loosen the upper control arms at both the frame and axle using a 18mm socket and wrench FIG 6 1 75 Coil Spacer Lift Kit Installation Front FIG5 FIG6 FIG7 FIG8 Disconnect...

Page 6: ...ness from the axle housing and upper control arm using a trim removal tool FIG 14 Disconnect the brake line brackets from the lower control arm using a 15mm socket FIG 11 Save hardware Disconnect the...

Page 7: ...ch bump stop to axle using the 3 8 hex head bolts washer and flange nut tighten until there is slight deformation of bump stop using a 9 16 socket Repeat this on other side of the vehicle Raise axle j...

Page 8: ...lower control arms This completes the installation work on the front of the vehicle Torque all front end control arm and track bar hardware once the rear installation is complete Only once the vehicl...

Page 9: ...the vehicle use a wheel chock on the front tires to prevent the vehicle from rolling forward and release the emergency brake Raise the rear of the vehicle and support frame rails using jack stands Do...

Page 10: ...perly index and Position the new coil spacers into the frame mounts and re install the coil springs Raise the axle slowly making sure the spacers are still properly indexed in the mounting holes Help...

Page 11: ...OSEN TIRE WHEELS THROUGH FULL STEERING SWEEP AND SUSPENSION TRAVEL ASSURE BRAKE LINES CLEAR AND NOT RUBBING AGAINST ANY SURFACE ABS FITTING AND OTHER FASTENERS SECURED CHECK SPEEDOMETER READINGS AND I...

Page 12: ...n damage alteration modification combination with other parts failure to maintain or improper repair or service b defects or use which pre dates installation of Quadratec accessory or suspension kit b...

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