ReadyLIFT GMC Sierra 3500HD, 2011-UP, 2WD & 4WD 8-lug Single and Dual Rear Wheel, 2 Block Kit" User Manual

Page 3

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www.ReadyLIFT.com

Phone (702)410-2300

Installation Instructions (66-3121 & 66-3122)

for trucks w/trailer pkg.

Raise and support vehicle on level ground and support frame.

Release ABS clip from bracket on axle.

Support axle and remove U-bolt hardware and axle bracket

Remove U-bolts and lower axle to allow lift block positioning

Note

slight taper on block, shorter end towards front of truck

Raise axle aligning center pin and install new U-bolts/nuts.

Slide ABS wire clip at frame up to gain slack to avoid damage

Torque U-bolts with vehicle on ground and re-clip ABS wire

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