Ultima 6 Speed Rsd Transmission Manual May 2026

The Ultima RSD transmission is engineered for durability and smooth shifting with the following features:

Use a small blow hammer to seat bearings. Pre-cleaning and freezing bearings can help them slide into place more easily. Gear Set Installation: Align the countershaft with the needle bearing assembly.

Includes a billet trap door and a 32-tooth pulley . 2. Installation Guide Ultima 6 Speed Rsd Transmission Manual

Gears and shafts are made from hardened 8620 steel for high-horsepower transfer.

Slowly slide the gear set in until the mainshaft and countershaft seat fully. The Ultima RSD transmission is engineered for durability

Features pro-cut lead-in ramps and a roller detent for positive, smooth shifting action.

Ensure you have the necessary gaskets for the primary side and inspection plates, as these are often missing from standard kits. Includes a billet trap door and a 32-tooth pulley

Secure the trap door using 5/16-18 bolts (torque to ) and 1/4-20 bolts (torque to 9 ft-lbs ). Use red high-strength Loctite .