Ordering New Transmission, but What Gears ?

[Stephen & Horace Johnson]

Originally Posted by Run to Rund

I believe Jerico has discontinued the DR4 and only offer the DR4-4 now. Also they no longer offer the top and bottom cover cases. When I got my DR4 in 2007, Scott did not feel there was any reason for me to get the -4 at my power level, but he did recommend the high quality aluminum top loader case that I believe is now standard. He said that the GM 26 spline input is a bit stronger than the 18 splline hemi input, and the input nose is .25" longer than stock to fit the pilot bearing better with the bellhousing's block plate.

you are correct, you cant get the dr4 anymore..only the Rev 4