Thread: Turbo 475
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Old 10-27-2020, 10:59 PM   #6
truckster
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Location: Orem, Utah
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Re: Turbo 475

Quote:
Originally Posted by clinebarger View Post
GM had a true HD unit.....The Allison AT545 & was used in many GM Medium Duty trucks, Ford also used the AT545.

Motorhome 3500/350/30 chassis are considered Light Duty.
Is the AT545 similar to the AT542? I have the AT542 in my motorhome and the TC seems to have an incredible amount of slip in it.
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