2021 GMC MaxTrac Parts
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- SHOCKS
- 0"-2.5" FOX 2.0 PERFORMANCE SERIES FRONT COIL OVERS COILOVERS ARE ADJUSTABLE PRESET MAY VARY. PLEASE REFER TO FOX INSTRUCTION MANUAL FOR PROPER ADJUSTMENT STOCK HEIGHT FOR AT4 MODELS 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
- MAXTRAC SUSPENSION'S PART# 871925FC IS A PAIR OF FOX 2.0 PERFORMANCE SERIES COIL OVERS (ALUMINUM BODY)(0"-2.5" LIFT HEIGHT)
Additional Fitment Information:
| Vehicle |
|---|
| 2021 - GMC Sierra 1500 |
- STRUT SPACERS
- 3" LIFT STRUT CLEARS UP TO A 32" x 11.50" TIRE ON 8"-9" WIDE RIM FENDER TRIMMING MAY BE REQUIRED DOES NOT FIT MODELS W/ AUTORIDE OR ACTIVE RIDE WILL FIT MODELS W/ MAGNERIDE (REQUIRES PART# 8317MR) 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" FRONT STRUT SPACERS
- MAXTRAC SUSPENSION'S PART# 831330 IS A PAIR OF 3" LIFT STRUT SPACERS FABRICATED FROM STEEL & POWDER COATED GREY
Additional Fitment Information:
| Vehicle |
|---|
| 2021 - GMC Sierra 1500 |
- U-BOLTS
- U-BOLT DIMS: 12.50" x 2.625" x 0.562" GOLD ZINC PLATED FINISH 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
- SQUARE U-BOLTS (3"-5" BLOCKS)
- MAXTRAC SUSPENSION'S PART# 910104 IS A SET OF 9/16" SQUARE U-BOLTS FOR 3" & 4" LIFT BLOCKS (MOST APPLICATIONS)
Additional Fitment Information:
| Vehicle |
|---|
| 2021 - GMC Sierra 1500 |
- LIFT KITS
- 3.5" LIFT KIT REQUIRES 18" RIMS OR LARGER W/ 5 1/2" BACKSPACING OR LESS STOCK 20" RIMS WILL FIT W/ STOCK SIZE TIRES CLEARS UP TO A 35" x 12.50" TIRE ON 8"-9 WIDE RIM FENDER TRIMMING MAY BE REQUIRED DOES NOT FIT TRAIL BOSS OR AT4 MODELS 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" LIFT KIT (MT SHOCKS)
- MAXTRAC SUSPENSION'S KIT# K881932 IS A COMPLETE 3.5" LIFT KIT INCLUDING SPINDLES, BLOCKS, U-BOLTS & REAR MAXTRAC SHOCKS
Additional Fitment Information:
| Vehicle | Drive Type |
|---|---|
| 2021 - GMC Sierra 1500 | RWD |
- LOWERING KITS
- 4"/6" LOWERING KIT FITS MODELS W/O MAGNE-RIDE/ ACTIVE RIDE, TRAIL BOSS AND AT4 WILL GET MORE DROP (WILL NOT ALIGN TO FACTORY SPECS) KIT IS COMPRISED OF 2" LOWERING SPINDLES PART# 101920, 2" ADJUSTABLE LOWERING STRUTS PART # 371903, 6" REAR BOX KIT PART# 201940 (FLIP KIT & SHACKLES) & C-NOTCH PART # 301960C DOES NOT FIT MODELS W/ MAGNE-RIDE/ ACTIVE RIDE SUSPENSION REQUIRES CUTTING OF THE FRAME TRAIL BOSS AND AT4 MODELS WILL RECEIVE MORE DROP AXLE SHIMS MAY BE NEEDED IF DRIVE LINE VIBRATION IS EXPERIENCED 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
- MAXTRAC SUSPENSION'S KIT# KS331946S IS A COMPLETE 4"/6" LOWERING KIT INCLUDING FRONT LOWERING STRUTS, SPINDLES, FLIP KIT, SHACKLES & REAR SHOCKS
Additional Fitment Information:
| Vehicle |
|---|
| 2021 - GMC Sierra 1500 |
- LOWERING KITS
- 2"/4" LOWERING KIT FITS MODELS W/O MAGNE-RIDE/ ACTIVE RIDE, TRAIL BOSS AND AT4 WILL GET MORE DROP KIT IS COMPRISED OF 2" LOWERING SPINDLES PART# 101920 & 4" REAR BOX KIT PART# 201940 (FLIP KIT, HANGERS, & SHACKLES) DOES NOT FIT MODELS W/ MAGNE-RIDE/ ACTIVE RIDE SUSPENSION TRAIL BOSS AND AT4 MODELS WILL RECEIVE MORE DROP AXLE SHIMS MAY BE NEEDED IF DRIVE LINE VIBRATION IS EXPERIENCED 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
- 2"/4" LOWERING KIT (SPINDLES)
- MAXTRAC SUSPENSION'S KIT# KS331924 IS A COMPLETE 2"/4" LOWERING KIT INCLUDING SPINDLES, FLIP KIT, HANGERS, SHACKLES & REAR SHOCKS
Additional Fitment Information:
| Vehicle |
|---|
| 2021 - GMC Sierra 1500 |
- STRUT SPACERS
- 2" LIFT STRUT CLEARS UP TO A 32" x 11.50" TIRE ON 8"-9" WIDE RIM FENDER TRIMMING MAY BE REQUIRED DOES NOT FIT MODELS W/ AUTORIDE, ACTIVE RIDE, OR ADAPTIVE RIDE WILL FIT 2014-2018 MODELS W/ MAGNERIDE (REQUIRES PART# 8317MR) DOES NOT FIT TRAIL BOSS OR AT4 MODELS 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
- 2" FRONT STRUT SPACERS
- MAXTRAC SUSPENSION'S PART# 831320 IS A PAIR OF 2" LIFT STRUT SPACERS FABRICATED FROM STEEL & POWDER COATED GREY
Additional Fitment Information:
| Vehicle |
|---|
| 2021 - GMC Sierra |
- LOWERING KITS
- 3"/5" LOWERING KIT FITS MODELS W/O MAGNE-RIDE/ ACTIVE RIDE, TRAIL BOSS AND AT4 WILL GET MORE DROP KIT IS COMPRISED OF 2" LOWERING SPINDLES PART# 101920, 1" ADJUSTABLE LOWERING STRUTS PART # 371903 & 5" REAR BOX KIT PART# 201940 (FLIP KIT & HANGERS) DOES NOT FIT MODELS W/ MAGNE-RIDE/ ACTIVE RIDE SUSPENSION TRAIL BOSS AND AT4 MODELS WILL RECEIVE MORE DROP AXLE SHIMS MAY BE NEEDED IF DRIVE LINE VIBRATION IS EXPERIENCED 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
- 3"/5" LOWERING KIT (SPINDLES & STRUTS)
- MAXTRAC SUSPENSION'S KIT# KS331935S IS A COMPLETE 3"/5" LOWERING KIT INCLUDING FRONT LOWERING STRUTS, SPINDLES, FLIP KIT, HANGERS & REAR SHOCKS
Additional Fitment Information:
| Vehicle |
|---|
| 2021 - GMC Sierra 1500 |
- C-NOTCHES
- DOES NOT FIT MODELS W/ 8' BED NECESSARY FOR TRUCKS W/ 6" REAR DROP 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
- C-FRAME SUPPORT KIT
- MAXTRAC SUSPENSION'S PART# 301960C IS A C-FRAME SUPPORT KIT FABRICATED FROM STEEL & POWDER COATED GREY
Additional Fitment Information:
| Vehicle |
|---|
| 2021 - GMC Sierra 1500 |
- SHACKLES
- 2" REAR LOWERING SHACKLES COMES WITH SELF TAPPING GREASE FITTINGS BUSHINGS DO NOT COME GREASED AND REQUIRE A SYNTHETIC OR LITHIUM GREASE REQUIRES BED RIB OR SEEM TO BE NOTCHED 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
- MAXTRAC SUSPENSION'S PART# 411420 IS A PAIR OF 2" REAR LOWERING SHACKLES FABRICATED FROM STEEL & POWDER COATED GREY
Additional Fitment Information:
| Vehicle |
|---|
| 2021 - GMC Sierra 2500 HD |
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