6.2 Diesel Cruising RPM's

[Corts60]

Originally Posted by Eraser475

Usually from what I hear, 3.08 gears weren't really beneficial in stock gas engines because you had to floor it just to get rolling, so mpg suffers badly. My dad said that because it is a 6.2 and they have the low end grunt that it can get away with being so high geared

Believe it or not, the first diesel trucks came out with a standard 2.76 gear ratio. Talk about gutless. They were looking for MPG but the truck couldn't move out of it's own way. An optional rear end was 3.40 and was still not a great match for the non-turbo but helped a bunch.