Allison ratio [Archive] - Diesel Place : Chevrolet and GMC Diesel Truck Forums
PDA

: Allison ratio

bludmax
03-06-2005, 03:58 PM
Would someone please provide me with the 5 speed allison gear ratios?

Thanks
duramaximizer
03-06-2005, 06:27 PM
i hope these are correct i looked them up off the netAutomatic (M74) Allison 1000 Series™ with Overdrive

Gear Ratios
1 2 3 4 5 Reverse
3.10 1.81 1.41 1.00 0.71 4.49
Terms of Use