Advanced Drivetrain, Suspension & Tuning

6,735 topics in this forum

1. 2 or 3" Drop Shackles 2500HD

   By sray75, June 9, 2013
   • 3 replies
   • 1.5k views
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   • sray75
   • June 10, 2013

2. 4le80 won't shift into 4th gear

   By rickw82, June 8, 2013
   • 1 reply
   • 1.4k views
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   • gmtech4
   • June 8, 2013

3. Hypertech Max-Engery Programer

   By Steve-Maine, June 6, 2013
   • 2 replies
   • 1.2k views
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   • travishale84
   • June 8, 2013

4. Airlift bags on my truck 1 2

   By ATMINF, May 31, 2013
   • 15 replies
   • 2.8k views
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   • [email protected]
   • June 7, 2013

5. 6.2 and 35 inch tires 1 2

   By Harts2009, May 30, 2013
   • 27 replies
   • 5.6k views
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   • blackout07
   • June 6, 2013

6. Which Programmer for 5.L AFM?

   By GeeJay, June 5, 2013   

   • programmers
   • 2 replies
   • 1.7k views
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   • Chris
   • June 5, 2013

7. Possible Wearing Issues After Installing Leveling Kits 1 2

   By rockytckr, April 26, 2012
   • 16 replies
   • 102k views
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   • SLong
   • June 4, 2013

8. Self-Install Lift Kit

   By cjt28, May 26, 2013
   • 13 replies
   • 2.5k views
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   • MB2008LTZ
   • June 2, 2013

9. Dana 44 & GM 14 Bolt

   By 07sierra8.1, June 1, 2013
   • 0 replies
   • 2.8k views
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   • 07sierra8.1
   • June 1, 2013

10. DIY 2" lift kit for a 07 Burb

    By bherndon, May 29, 2013
    • 8 replies
    • 1.4k views
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    • bherndon
    • May 30, 2013

11. 4x4 - Auto mode - Learn me ....

    By mitchntx, May 28, 2013
    • 7 replies
    • 2k views
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    • mitchntx
    • May 28, 2013

12. 2013 6.2 max trailer package

    By whitefrost, May 26, 2013
    • 5 replies
    • 2.6k views
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    • mymaggiebell
    • May 28, 2013

13. Programer for 06 GMC

    By Steve-Maine, May 28, 2013
    • 1 reply
    • 1.1k views
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    • txab
    • May 28, 2013

14. RC 2" Level and Bilstein 5100 Shocks

    By jarettg, May 1, 2013
    • 9 replies
    • 4.7k views
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    • MB2008LTZ
    • May 28, 2013

15. Black bear tune!

    By Unr3al11, May 13, 2013
    • 6 replies
    • 2.9k views
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    • white1500
    • May 27, 2013

16. 3"BL on 2011 sierra extended cab 1 2

    By travishale84, May 19, 2013
    • 27 replies
    • 3.2k views
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    • zach1990
    • May 26, 2013

17. Opinions on replacing/repairing '06 Sierra rack and pinion.

    By soulweeper, May 22, 2013
    • 10 replies
    • 1.8k views
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    • soulweeper
    • May 23, 2013

18. Aftermarket transmissions?

    By coloradofarmboy, May 22, 2013
    • 1 reply
    • 1.1k views
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    • tanked_darren
    • May 22, 2013

19. To level or not to level?

    By db3812, May 12, 2013
    • 14 replies
    • 2k views
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    • db3812
    • May 21, 2013

20. Leveling Block Dimensions 1 2

    By aflesch, November 26, 2012
    • 15 replies
    • 9k views
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    • aflesch
    • May 20, 2013

21. Torsion Bars

    By azalleyrats, May 18, 2013
    • 8 replies
    • 1.5k views
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    • txab
    • May 18, 2013

22. Hesitation after new muffler 1 2 3

    By scottmoyer, October 30, 2012
    • 34 replies
    • 14.7k views
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    • Jennabear
    • May 18, 2013

23. 35's on DC2's with...

    By travishale84, April 17, 2013
    • 3 replies
    • 1.4k views
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    • travishale84
    • May 15, 2013

24. Tranny/Rear End Clunk

    By drumking15, May 10, 2013
    • 6 replies
    • 1.4k views
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    • drumking15
    • May 13, 2013

25. Ball joints on '03 Z71 any tips/tricks?

    By ColeTrains03, April 26, 2013
    • 9 replies
    • 1.3k views
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    • white1500
    • May 12, 2013