National 710813 Engine Crankshaft Seal - Rear

National 710813 Rear Engine Crankshaft Seal

National 710813 is a rear engine crankshaft seal built for Mercedes-Benz and Maybach applications that require a precise oil seal at the crankshaft. It uses PTFE sealing material and a counter-clockwise spiral lip design to support consistent sealing performance in demanding rear main seal locations.

• PTFE material for low-friction sealing performance
• Counter-clockwise spiral lip design
• Metric dimensions for accurate OE-style fit
• Inside diameter: 3.661 in. / 93.000 mm
• Outside diameter: 4.501 in. / 114.330 mm
• Width: 0.453 in. / 11.500 mm
• Housing bore: 4.488 in. / 114.000 mm
• Part description: oil seal

Fitment and Application Details

Compatible with rear crankshaft seal applications on a wide range of Mercedes-Benz and Maybach vehicles, including rear seal service for Mercedes-Benz S65 AMG, Mercedes-Benz Sprinter 2500, Mercedes-Benz E320, Mercedes-Benz S500, and Maybach 62. This part number, 710813, is also used across many other rear-position applications in the same series.

This part cross-references Elring 524.215 for the same application.

What This Seal Helps Address

• Rear engine oil leakage at the crankshaft seal area
• Oil seepage that can leave residue on the transmission bellhousing
• Loss of sealing integrity from worn or hardened original seals
• Service issues on high-mileage Mercedes-Benz rear main seal repairs
• Fitment concerns when replacing a metric PTFE crankshaft seal

Installation Notes and Tips

Verify shaft, housing bore, and width dimensions before installation. PTFE seals should be handled carefully to avoid damaging the sealing lip, and the crankshaft sealing surface should be clean and free of nicks or contamination. Confirm rear-position application and match the seal to the vehicle’s engine configuration before assembly.

Quality Assurance

National has supplied sealing solutions for more than 75 years and continues to develop sealing components for modern vehicle platforms. Part number 710813 is engineered as a metric oil seal for rear crankshaft service on Mercedes-Benz and Maybach applications.