The Eaton Fuller countershaft rear bearing shim, part number 4300977, is a precision shim used to set correct bearing preload and end-play at the countershaft rear bearing position in Eaton Fuller manual transmissions. Proper shimming at this location is critical for bearing life and gear alignment within the transmission case. This is a genuine Eaton Fuller service part sold individually. If you need help confirming this shim is the right fit for your specific transmission model or build, call us at Pro Gear and Transmission.
Features
Genuine Eaton Fuller countershaft rear bearing shim
Part number 4300977
Used to set bearing preload and end-play at the countershaft rear bearing position
Sold as an individual unit
Designed for Eaton Fuller manual transmission applications
