The Eaton Fuller K-2123 or K2123 Basic Rebuild Kit is a complete transmission rebuild kit supplying the key bearings, seals, and gaskets needed for a thorough overhaul. The kit includes 90 roller bearings (p/n 235376), 52 roller bearings (p/n 235412), 15 roller bearings (p/n 235414), three additional roller bearing assemblies, multiple bearing cups and cones, four oil seals covering the main shaft rear bearing, front bearing cover, and front bearing positions, a thrust bearing, a snap ring, thread adhesive, and the Eaton Fuller Gasket Kit K-2085. Call us to confirm proper fit for your transmission before ordering.
Interchanges:
- 900468
- T395H
- TRK-2123
- MACK 3088-K2123
- MACK 4333-1681715C91
- NAVISTAR 1681715
- NAVISTAR 1681715C91
Features
Includes 157+ individual roller bearings across three distinct part numbers (235376, 235412, 235414)
Four oil seals covering main shaft rear bearing, front bearing cover (two positions), and front bearing
Bearing cups and cones for multiple shaft positions, plus a thrust bearing and race
Gasket Kit K-2085 included as a sub-kit component
Snap ring and thread adhesive included for a complete rebuild
