Timken SL260090 Engine Crankshaft Seal - Front

Timken SL260090 Front Engine Crankshaft Seal

Timken SL260090 is a front engine crankshaft seal built to retain oil and grease while keeping dirt and other contaminants out of the engine sealing area. It is a direct-fit service part for select Mazda applications, including Mazda 3, Mazda 6, CX-3, CX-5, CX-9, and MX-5 Miata front seal locations.

Key Features

• Precision sealing design helps control lubricant loss and block contaminant entry
• Reinforced outer case helps resist installation damage and improve durability
• Ribbed rubber inner diameter helps seal minor spindle imperfections and promote seating
• Internal contamination exclusion system helps reduce debris penetration that can lead to leakage
• Vent holes help circulate lubricant around the seal lip to reduce heat build-up
• Timken SL260090 for front crankshaft seal service on select Mazda engines

Detailed Description

Built for front engine sealing service, Timken SL260090 is engineered to maintain a stable seal at the crankshaft while supporting clean lubricant retention. The reinforced outer case adds strength during installation, while the ribbed inner diameter helps the seal conform to minor surface imperfections for a more consistent fit. This part is a practical choice for Mazda 3, Mazda 6, CX-3, CX-5, CX-9, and MX-5 Miata front crankshaft seal replacement work where oil control and contamination resistance matter.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Front crankshaft oil leakage
• Grease seepage at the seal lip
• Contamination entering the sealing area
• Heat-related seal wear
• Leakage caused by minor spindle surface imperfections

Installation Notes and Tips

Confirm the engine’s front crankshaft seal location before installation and inspect the shaft surface for wear, scoring, or debris. Clean the sealing bore and shaft thoroughly, and install the seal squarely to avoid distortion. For Mazda front crankshaft seal replacement, verify year, model, and position against the vehicle listing before service.

Quality Assurance

Timken designs its oil and grease seals with reinforced construction and contamination control features to support reliable sealing performance in engine service.