2011 Duramax with 6L90 trans

THEFERMANATOR

LEGALLY INSANE
Feb 16, 2009
3,890
44
48
44
ZEPHYRHILLS, FL
Must have been a bed delete truck. In 11 & 12 if you ordered one with a bed delete, it came with the derated lgh, so I can only imagine that's the explanation for it.
 

LML6600DMAX

Member
Dec 9, 2015
76
0
6
Mike
Don't mean to hijack your thread, but do you know of any good Allison builders in GA ?
Thank you in advance.


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