The Eaton Fuller K-3750 or K3750 Master Rebuilder Kit is a comprehensive overhaul kit covering the RTLO-20913A and RTLOF-20913A transmission models, as confirmed by both units' official parts manuals. The kit includes over 70 individual components: main case countershaft bearings (front and rear, two each), reverse gear idler shaft bearings, a main drive gear, sliding clutch, synchronizer assemblies for low-split (A-7254) and aux direct (A-7331), a range slave valve assembly (A-5000), front bearing cover, clutch brake disc assembly, oil seal kit (K-2918), gasket kit (K-3458), shim kit (K-2805), actuator pin kit (K-3104), air hose assemblies, clutch release shaft bushings (qty 4), magnetic discs (qty 3), O-rings, snap rings, and a sealant and silicone lubricant. A genuine Eaton Fuller kit from Pro Gear and Transmission. Call us to confirm proper fit for your application.
Features
Confirmed fitment: Eaton Fuller RTLO-20913A and RTLOF-20913A transmissions
Includes main case countershaft bearings, front (qty 2, p/n 4308397) and rear (qty 2, p/n 4308398)
Includes synchronizer assemblies: low-split (A-7254) and aux direct (A-7331)
Range slave valve assembly (A-5000) and splitter cover assembly (A-6863) included
Bundles sub-kits: oil seal kit K-2918, gasket kit K-3458, shim kit K-2805, actuator pin kit K-3104, sleeve kit K-1969, O-ring kit K-3341, and hex flange crimped nut kit K-4122
Also referenced as HFK-3750
