It will depend on the gear ratios of the 7 speed manual. I hope that L is around 7.0 and first is about 4.0. I will want the lowest axle ratio offered, my guess 4.30
They are a good example of a dealer not afraid to stock manual transmission trucks. I would say there were times that 20 percent or more of their 2500/3500 trucks were manual transmission. They ordered them for dealer stock in all colors and trim levels. And they sold well.
I believe the take rate on manuals is low because for the most part dealers do not stock them. If you look at Ram trucks you had two dealers in the US (Dennis Dillon and Kernersville Dodge) that stocked large volumes of manual transmission trucks, they sold every truck they could get and people...