National 710855 Engine Crankshaft Seal - Rear

National 710855 Rear Engine Crankshaft Seal

National 710855 is a rear engine crankshaft seal built for applications that require a precise sealing surface and stable fit at the housing bore. It uses PTFE material and a counter-clockwise spiral lip design to help maintain sealing performance in rear crankshaft locations across a wide range of GM, Buick, Cadillac, Chevrolet, GMC, Saturn, Saab, Pontiac, and Suzuki vehicles.

Fits 2004-2020 Buick Enclave, Regal Sportback, LaCrosse, Allure, and Rendezvous rear applications, along with many other rear-position vehicles listed below. This part cross-references SKF 38085 and MAHLE JV1716 for the same application.

Key Features

• Part number 710855 rear crankshaft oil seal
• PTFE sealing material for modern engine sealing requirements
• Counter-clockwise spiral lip design
• Metric dimensions for accurate housing and shaft matching
• Inside diameter: 99.000 mm (3.898 in)
• Outside diameter: 115.300 mm (4.539 in)
• Thickness/width: 10.000 mm (0.394 in)
• Housing bore: 115.000 mm (4.528 in)
• Series 710800, Type 32

Detailed Description

National 710855 is an engine crankshaft seal designed for the rear position and specified with an oil seal and housing footnote. The seal measures 99.000 mm inside diameter, 115.300 mm outside diameter, and 10.000 mm thickness, giving it the dimensional accuracy needed for proper crankshaft sealing in metric applications. National has supported sealing solutions for more than 75 years, and this part reflects that focus with a PTFE construction and a spiral lip profile suited to rear crankshaft sealing demands. Compatible With 2004-2020 Cadillac CTS rear, 2007-2019 GMC Acadia rear, and 2010-2019 Chevrolet Camaro rear applications, among many others in the fitment list. The National 710855 is also referenced by OE and aftermarket numbers used across multiple GM-platform vehicles.

What It Helps Address

• Rear main engine oil leakage
• Oil seepage at the crankshaft sealing surface
• Loss of sealing integrity at the housing bore
• Contamination from worn or hardened seal material
• Service replacement for rear crankshaft seal wear

Installation Notes and Tips

Verify shaft diameter, housing bore, and seal orientation before installation. The counter-clockwise spiral lip design and PTFE material make correct positioning important during service. Clean the sealing surface and housing thoroughly, and confirm the rear-position application against the vehicle listing before assembly. Fits 2008-2017 Chevrolet Equinox rear, 2013-2019 Cadillac ATS rear, and 2009-2019 Chevrolet Traverse rear applications as listed in the fitment data.

Quality Assurance

National is a long-established sealing brand with more than 75 years of experience in premium sealing solutions. Part number 710855 is built to the listed metric dimensions and material specification for consistent engine sealing performance.

• Fits 2008-2020 Buick Enclave, rear
• Fits 2018-2020 Buick Regal Sportback, rear
• Fits 2010-2019 Buick LaCrosse, rear
• Fits 2005-2008 Buick LaCrosse, rear
• Fits 2013-2019 Cadillac ATS, rear
• Fits 2016-2019 Cadillac CT6, rear
• Fits 2004-2019 Cadillac CTS, rear
• Fits 2017-2019 Cadillac XT5, rear
• Fits 2019 Cadillac XTS, rear
• Fits 2013-2017 Cadillac XTS, rear
• Fits 2019 Chevrolet Blazer, rear
• Fits 2010-2019 Chevrolet Camaro, rear
• Fits 2015-2019 Chevrolet Colorado, rear
• Fits 2012-2019 Chevrolet Impala, rear
• Fits 2009-2019 Chevrolet Traverse, rear
• Fits 2007-2019 GMC Acadia, rear
• Fits 2015-2019 GMC Canyon, rear
• Fits 2012-2017 Chevrolet Caprice, rear
• Fits 2008-2017 Chevrolet Equinox, rear
• Fits 2017 GMC Acadia Limited, rear
• Fits 2010-2017 GMC Terrain, rear
• Fits 2004-2016 Cadillac SRX, rear
• Fits 2014-2016 Chevrolet Impala Limited, rear
• Fits 2012 Chevrolet Captiva Sport, rear
• Fits 2008-2012 Chevrolet Malibu, rear
• Fits 2005-2011 Cadillac STS, rear
• Fits 2011 Saab 9-4X, rear
• Fits 2010-2011 Saab 9-5, rear
• Fits 2010 Buick Allure, rear
• Fits 2005-2008 Buick Allure, rear
• Fits 2007-2010 Saturn Outlook, rear
• Fits 2008-2010 Saturn Vue, rear
• Fits 2009-2010 Suzuki Grand Vitara, rear
• Fits 2007-2009 Pontiac G6, rear
• Fits 2008-2009 Pontiac G8, rear
• Fits 2008-2009 Pontiac Torrent, rear
• Fits 2006-2009 Saab 9-3, rear
• Fits 2007-2009 Saturn Aura, rear
• Fits 2007-2009 Suzuki XL-7, rear
• Fits 2004-2006 Buick Rendezvous, rear