What truck and engine?

I haven’t used a Gear Vendors unit but some friends have and won’t again. In their experience a lot of money for not a terribly robust OD if using a truck as a truck. They thought failure was brought on by holding back with the engine on down hills.


•1951 GMC 250 in the Project Journals
•1948 Chevrolet 6400 - Detroit Diesel 4-53T - Roadranger 10 speed overdrive - 4 wheel disc brakes
•1952 Chevrolet 3800 pickup
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"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-