SKF 43767 Engine Crankshaft Seal - Rear

SKF 43767 Rear Crankshaft Seal for Ford Diesel Applications

SKF 43767 is a rear engine crankshaft seal built for Ford heavy-duty diesel applications that need reliable oil control at the rear main seal location. It uses a Teflon sealing surface and precise dimensions to help maintain a tight seal between the crankshaft and engine block.

Compatible With Ford E-350 Club Wagon, Excursion, F-250 Super Duty, F-350 Super Duty, E-350 Econoline Club Wagon, E-350 Econoline, F-250 HD, F-350, and F-250 rear applications across the listed model years.

Key Features

• Rear engine crankshaft seal for Ford truck and van diesel applications
• Teflon sealing surface for controlled sealing performance
• Outside diameter: 5.260 in.
• Shaft diameter: 4.375 in.
• Width: 0.748 in.
• SKF part number 43767 for direct identification

Detailed Description

SKF 43767 is engineered as a rear crankshaft seal for Ford diesel engines where rear main sealing is critical to keeping engine oil contained. SKF has a long history in seal design and uses premium materials and application-specific construction to match the demands of the operating environment. This seal is listed for 1994-2003 Ford E-Series, F-Series, and Excursion rear applications, including 7.3L diesel engine configurations noted in the fitment data.

This part cross-references Ford F4TZ6701A and 1822834C91 for the same application. If you are searching for a rear crankshaft seal for Ford F-250 Super Duty, Ford F-350 Super Duty, or Ford Excursion diesel service, SKF 43767 is the cataloged replacement to verify against your original seal dimensions and engine configuration.

What It Helps Address

• Rear main engine oil leakage
• Oil seepage at the crankshaft sealing surface
• Contamination entering the rear seal area
• Seal wear from age, heat, and mileage
• Loss of proper crankshaft oil containment

Installation Notes and Tips

Confirm the shaft diameter, outside diameter, and width against the removed seal before installation. Clean the sealing surface thoroughly and inspect the crankshaft and housing for wear, scoring, or debris that could affect sealing. Use the exact rear position listed in the fitment data and verify engine configuration on Ford E-350 Econoline, F-250, F-350, Excursion, and Super Duty diesel models before assembly.

Quality Assurance

SKF designs and manufactures seals to specific application requirements using premium materials and established bonding techniques. The brand’s seal engineering background supports consistent fit and sealing performance for demanding engine service.