The Eaton Fuller K-3243 or K3243 Countershaft Gear Update Kit is a genuine Eaton Fuller assembly designed for RTLO and RTLOF series transmissions, including the RTLO-11610B, RTLO-14610B, RTLO-16610B, RTLOF-14610B, and RTLOF-16610B. Listed under the Countershaft Assembly group in Eaton Fuller's own illustrated parts manuals, this kit supersedes part numbers 4301393 and 4301516. The kit ships as a complete update package containing one countershaft gear (4303962), one spacer (4303964), one square countershaft key (4303968), and an instruction letter (L-9705). Call us to confirm proper fit for your specific transmission serial number.
Interchanges:
- 35531074
- 4303962
- 900086
- K3243-SP
- S-11543
- ZBFK3243
- MACK 3088-K3243
Features
Fits RTLO-11610B, RTLO-14610B, RTLO-16610B, RTLOF-14610B, and RTLOF-16610B transmissions
Supersedes Eaton Fuller part numbers 4301393 and 4301516
Kit includes countershaft gear (4303962), spacer (4303964), square countershaft key (4303968), and instruction letter (L-9705)
Listed in Eaton Fuller illustrated parts manuals under the Countershaft Assembly group
Genuine Eaton Fuller part sold by Pro Gear and Transmission
Used in these Eaton Fuller models
