The Eaton Fuller K-3751 or K3751 is a comprehensive master rebuild kit covering the full overhaul of compatible Eaton Fuller transmissions. The kit includes main drive and auxiliary gears, multiple bearing sets (tapered roller, ball, and countershaft bearings for both front and rear positions), synchronizer assemblies for low-split and auxiliary direct ranges, a range slave valve assembly, splitter cover assembly, input shaft assembly, sliding clutch, air hose assemblies, a triple hose clamp assembly, and a full complement of sub-kits: gasket kit K-3288, O-ring kit K-3341, sleeve kit K-1969, shim kit K-2805, actuator pin kit K-3104, oil seal kit K-2918, and hex flange nut kit K-4122. Sealant and silicone lubricant are included. An instruction letter is packed with the kit. Call us to confirm proper fit for your application.
Features
Includes main drive gear, auxiliary gears, and a splined gear spacer for drivetrain rebuild
Four clutch release shaft bushings and a sliding clutch assembly
Synchronizer assemblies: low-split (A-7254) and auxiliary direct (A-7331)
Range slave valve assembly (A-5000) and splitter cover assembly (A-6863)
Air filter/regulator assembly (A-4740) plus three pre-assembled air hose assemblies
Seven sub-kits packed inside: gasket, O-ring, sleeve, shim, actuator pin, oil seal, and hex flange nut kits
