Timken SL260040 Engine Crankshaft Seal - Front

Front Crankshaft Seal for Ford and Lincoln

Timken SL260040 is a front engine crankshaft seal built for select Ford and Lincoln applications. It is engineered to retain oil at the crankshaft while helping block dirt and other contaminants from entering the sealing area.

Key Features

• Precision sealing design for crankshaft oil control
• Reinforced outer case helps resist installation damage
• Ribbed rubber inner diameter helps seal minor spindle imperfections and support positive seating
• Internal contamination exclusion system helps reduce debris intrusion
• Vent holes promote lubricant flow around the seal lip to help manage heat
• Compatible with front-position applications on select Ford F-150, Ford Mustang, and Lincoln MKX models

Detailed Description

Timken SL260040 is an engine crankshaft seal for front-position service on select 2011-2017 Ford F-150, 2012-2017 Ford F-250 Super Duty, 2012-2017 Ford F-350 Super Duty, 2012-2017 Ford Mustang, 2015-2017 Ford Edge, 2017 Ford Fusion, 2017 Ford Continental, 2016-2017 Lincoln MKX, and 2017 Lincoln MKZ applications. The seal’s construction focuses on stable sealing performance, contamination control, and durability in demanding engine environments. This part number, SL260040, is a direct-fit style service component for vehicles that require a front crankshaft seal in the listed applications.

What It Helps Address

• Oil leakage at the front crankshaft seal area
• Contamination entering the crankshaft sealing surface
• Seal wear caused by heat buildup
• Minor sealing issues from spindle surface imperfections
• Damage during seal installation

Installation Notes and Tips

Verify the vehicle’s year, make, model, and front-position application before installation. Inspect the crankshaft sealing surface for wear, scoring, or contamination, and clean the area thoroughly before fitting the new seal. Proper alignment during installation is important to avoid case distortion and premature leakage. For fitment-based searches, this part is commonly selected for a Ford F-150 front crankshaft seal, Ford Mustang front crankshaft seal, or Lincoln MKX front crankshaft seal application.

Quality Assurance

Timken manufactures sealing components with reinforced construction and contamination-control features to support reliable engine service. Part number SL260040 is built to Timken’s sealing design standards for the listed Ford and Lincoln applications.