All 2024 GM HDS get the 10 speed Allison.
According to a sales guy, so take it with a grain of salt, the price will go up across the board by $3K to $5K for the 24 models. With the current state of the economy he is probably corre...
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I may be wrong but I am fairly sure the 2008 and back "ALLISON 1000" is not the same as what is in the GM's now???
I also am fairly sure the earlier trans was the weak link with GM saying they didn't need to be able to tow 30k or whatever it was.
I also am fairly sure the earlier trans was the weak link with GM saying they didn't need to be able to tow 30k or whatever it was.
