Tuff-country 13085 - GM 11-13 Silverado 2500HD 3.5 lift kit User Manual

Part # 130852011 - 2013 Chevy / GMC 2500HD / 3500HDwithout contact overloads3.5” suspension systemPart# DescriptionQty.13085-01 DS & PS Upper cont

40. Carefully remove the (2) hydraulic floor jacks from underthe rear differential.41. Check and double check and check again to make sureall steps ha

13085-01 / Qty (2)DS & PS Upper Control Arm13085-02 / Qty (2)DS & PS Shock extension bracket12904-03 / Qty (2)Torsion bar keys

Limited lifetime warranty Notice to all Tuff Country EZ-Ride Suspensioncustomers: It is your responsibility to keep youroriginal sales receipt! If fai

Hardware bag 13085NB includes:DescriptionQuantity123B (1/2” x 3” bolt) 4716WA (7/16” USS flat washer) 412UN (1/2” unitorque nut) 4S10237 (.750” x .625

5. Carefully lower down on the hydraulic floor jacks holdingthe front differential allowing enough room for the new differ-ential spacers to be instal

11. Working on the driver side, place a hydraulic floor jackunder the driver side lower control arm and carefully raise upuntil the hydraulic floor ja

the outside of the vehicle. This will make for easieraccess when lubing them with a grease gun. 18. Working on the driver side, install the new driver

19. Working on the driver side, install the newly installedupper control arm to the knuckle and secure using the balljoint castle nut and washer. Spec

24. Working on the driver side, move back to the 1/2” hard-ware and add some loctite and torque the hardware attach-ing the upper shock into the OE lo

new rear shocks. Tuff Country recommends install a 30”fully extended nitrogen gas shock. Repeat procedure onthe passenger side.34. Working on the driv