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Build-It Transmission Kits
Save freight and core charges
Allison Stage 4
Allison Stage 4
Allison Stage 1

Are you a looking to rebuild your own transmission and needing some specialty parts to match your application? BD is offering a range of rebuild parts kits featuring the same parts we use in our own performance transmissions for the seasoned builder to complete the job. All kits include the basic rebuild parts and gaskets and have the added touches that range from stock HP up to our Stage 4 Master Kit.

For an experienced builder these kits can be a big money saver as you will not have to deal with core charges and can save over $400 in freight charges! Check out the kit features list PDF in the product manuals section to the right.

Product Warranty
  • Available Makes
  • Chevy
  • Available Engines
  • 2001 - 2006 6.6L
  • 1992 - 2000 6.5L
  • Available Transmissions
  • Automatic
Product Rating
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    Installation: 3 points
    Performance: 3 points

1991-2000 4L80 Build-It Transmission Kits (6.5L GMC/Chevy):
1060680     1991-1995 4L80E Stage 1 Stock HP
1060681     1996 4L80E Stage 1 Stock HP
1060682     1997-2000 4L80E Stage 1 Stock HP

2001-2006 Allison Build-It Transmission Kits (6.6L GMC/Chevy Duramax):
1060670     2001-2005 Allison Stage 1 LB7/LLY
1060671     2006 Allison 6-Speed Stage 1 LBZ
1060672     2001-2004 Allison Stage 4 LB7 **
1060673     2004-2006 Allison Stage 4 LLY **
1060674     2006 Allison Stage 4 LBZ **

** Comes with heavy-duty BD transmission oil pan.