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Old 08-04-2016, 10:19 AM   #67 (permalink)
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Originally Posted by pete c View Post
...The only thing I think you could have done better would have been ...finding a trans with a wider range of ratios...GM does have a truck 6 speed. I would think this has a stump puller first and a really high OD. I have a friend who has one behind a lightly modded duramax...
Behind a Duramax you'll find the Allison auto or the NV5600 six speed manual. The NV5600 weighs over 350 lbs and has a top gear ratio of 0.73:1. It's a good unit but a poor fit for this application IMO.
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