Montana Owners Club - Keystone Montana 5th Wheel Forum - View Single Post

Diesel guy · 04-05-2024, 09:46 AM

Get the 3.55s. The 10 Speed has a higher 10th gear OD .632 then the 6 speeds 6th gear .673. If you get the 3.31s it will shift more. These engines like to run around 2000 RPMs. The 3.55s is a better overall gearing.

04-05-2024, 09:46 AM	#7
Diesel guy Established Member Join Date: Jul 2023 Location: Ridge spring Posts: 18 M.O.C. #33012	get the 3.55s Get the 3.55s. The 10 Speed has a higher 10th gear OD .632 then the 6 speeds 6th gear .673. If you get the 3.31s it will shift more. These engines like to run around 2000 RPMs. The 3.55s is a better overall gearing.