5"-6" ADJ. HEIGHT REAR KIT WILL FIT MODELS W/ MAGNERIDE SUSPENSION THIS BOX IS DESIGNED TO BE USED IN CONJUNCTION W/ FRONT COMPONENTS TO MAKE A COMPLETE 3"/5" OR 4"/6" LOWERING KIT INCLUDES FLIP KIT W/ HANGERS (PART# 301360) & REAR SHOCK EXTENDERS (PART# 401500) MAXTRAC SUSPENSION DOES NOT RECOMMEND USING WHEELS WIDER THAN 9" OR WHEELS WITH LESS THAN 4.5" BACKSPACING. DOING SO WILL RESULT IN VOIDING ANY AND ALL MANUFACTURER WARRANTIES
5"-6" ADJ. HEIGHT REAR KIT DOES NOT FIT MODELS W/ MAGNERIDE SUSPENSION THIS BOX IS DESIGNED TO BE USED IN CONJUNCTION W/ FRONT COMPONENTS TO MAKE A COMPLETE 3"/5" OR 4"/6" LOWERING KIT INCLUDES FLIP KIT W/ HANGERS (PART# 301360) & REAR SHOCKS (PART# 2000LL-4 x2) MAXTRAC SUSPENSION DOES NOT RECOMMEND USING WHEELS WIDER THAN 9" OR WHEELS WITH LESS THAN 4.5" BACKSPACING. DOING SO WILL RESULT IN VOIDING ANY AND ALL MANUFACTURER WARRANTIES
3"-4" ADJ. HEIGHT REAR KIT WILL FIT MODELS W/ MAGNERIDE SUSPENSION THIS BOX IS DESIGNED TO BE USED IN CONJUNCTION W/ FRONT COMPONENTS TO MAKE A COMPLETE 2"/4" LOWERING KIT INCLUDES FLIP KIT W/ SHACKLES & HANGERS (PART# 301340) & REAR SHOCK EXTENDERS (PART# 401500) MAXTRAC SUSPENSION DOES NOT RECOMMEND USING WHEELS WIDER THAN 9" OR WHEELS WITH LESS THAN 4.5" BACKSPACING. DOING SO WILL RESULT IN VOIDING ANY AND ALL MANUFACTURER WARRANTIES
3"-4" ADJ. HEIGHT REAR KIT DOES NOT FIT MODELS W/ MAGNERIDE SUSPENSION THIS BOX IS DESIGNED TO BE USED IN CONJUNCTION W/ FRONT COMPONENTS TO MAKE A COMPLETE 2"/4" LOWERING KIT INCLUDES FLIP KIT W/ SHACKLES & HANGERS (PART# 301340) & REAR SHOCKS (PART# 2200LL-4 x2) MAXTRAC SUSPENSION DOES NOT RECOMMEND USING WHEELS WIDER THAN 9" OR WHEELS WITH LESS THAN 4.5" BACKSPACING. DOING SO WILL RESULT IN VOIDING ANY AND ALL MANUFACTURER WARRANTIES
6" HEIGHT REAR KIT DOES NOT FIT MODELS W/ ACTIVERIDE/MAGNERIDE SUSPENSION THIS BOX IS DESIGNED TO BE USED IN CONJUNCTION W/ FRONT COMPONENTS TO MAKE A COMPLETE 4"/6" LOWERING KIT INCLUDES FLIP KIT W/ SHACKLES (PART# 301960) & REAR SHOCKS (PART# 2000LL-4 x2) DOES NOT FIT MODELS W/ SINGLE ALUMINUM REAR LEAF MAXTRAC SUSPENSION DOES NOT RECOMMEND USING WHEELS WIDER THAN 9" OR WHEELS WITH LESS THAN 4.5" BACKSPACING. DOING SO WILL RESULT IN VOIDING ANY AND ALL MANUFACTURER WARRANTIES
5" HEIGHT REAR KIT DOES NOT FIT MODELS W/ ACTIVERIDE/MAGNERIDE SUSPENSION THIS BOX IS DESIGNED TO BE USED IN CONJUNCTION W/ FRONT COMPONENTS TO MAKE A COMPLETE 3"/5" LOWERING KIT INCLUDES FLIP KIT W/ HANGERS (PART# 301950) & REAR SHOCKS (PART# 2000LL-4 x2) DOES NOT FIT MODELS W/ SINGLE ALUMINUM REAR LEAF MAXTRAC SUSPENSION DOES NOT RECOMMEND USING WHEELS WIDER THAN 9" OR WHEELS WITH LESS THAN 4.5" BACKSPACING. DOING SO WILL RESULT IN VOIDING ANY AND ALL MANUFACTURER WARRANTIES
4" HEIGHT REAR KIT DOES NOT FIT MODELS W/ ACTIVERIDE/MAGNERIDE SUSPENSION THIS BOX IS DESIGNED TO BE USED IN CONJUNCTION W/ FRONT COMPONENTS TO MAKE A COMPLETE 2"/4" LOWERING KIT INCLUDES FLIP KIT W/ SHACKLES & HANGERS (PART# 301940) & REAR SHOCKS (PART# 2200LL-4 x2) DOES NOT FIT MODELS W/ SINGLE ALUMINUM REAR LEAF MAXTRAC SUSPENSION DOES NOT RECOMMEND USING WHEELS WIDER THAN 9" OR WHEELS WITH LESS THAN 4.5" BACKSPACING. DOING SO WILL RESULT IN VOIDING ANY AND ALL MANUFACTURER WARRANTIES
Browse our selection of quality leaf spring lowering kit parts designed specifically for your GMC Sierra. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
AT4 · AT4 CarbonPro · All Terrain · Base · Denali · Regular · SLE · SLT
Crew Cab Pickup · Standard Cab Pickup
V8 5.3L · V8 6.2L
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