Originally Posted by hasson
I have been looking for a way to get more road speed (6.11 gears, 40 mph). Someone said 5.43 gears were also in that year, but I've given up trying to find them. Do you know what I can use to swap out the whole rear end. Obviously this is a dually. Thanks

It would help if you told us what year and what size truck.

"It's just a phase. He'll grow out of it." Mama, 1964

1956 Chevy 1/2-ton 3100
1953 Chevy 6100 "The Yard dog"
1954 GMC Suburban Now with a new proud owner.