Elring 298.670 Engine Crankshaft Seal - Rear

Elring Crankshaft Seal for GM Applications

Elring part number 298.670 is an engine crankshaft seal built for GM vehicles that need a precise sealing solution at the transmission side or rear crankshaft location. It uses PTFE and ACM materials with a housing-style design to support consistent sealing performance in the specified applications.

Compatible with Chevrolet Colorado, GMC Canyon, Chevrolet Express, and GMC Savana models across the listed years, this seal is specified with a 100.0 mm inside diameter and an SP radial shaft seal design. Elring 298.670 is also referenced by OE-style cross numbers for the same application.

Key Features

• Engine crankshaft seal for GM fitments
• PTFE (polytetrafluoroethylene) and ACM (polyacrylate rubber) construction
• 100.0 mm inside diameter
• Housing type: with housing
• Radial shaft seal design: SP
• Swirl type: LD
• Fits transmission side and rear applications as listed

Application Details

This Elring crankshaft seal is used in Chevrolet Colorado, GMC Canyon, Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, and GMC Savana 3500 applications where the crankshaft sealing point must maintain proper oil control at the engine-to-transmission interface or rear seal location. Part number 298.670 is specified for the listed GM vehicles and should be matched to the exact year, model, position, and notes shown in the fitment data.

This part cross-references 81-10417-00 and 12625417 for the same application.

What It Helps Address

• Engine oil leakage at the crankshaft seal area
• Seepage at the transmission side crankshaft interface
• Rear crankshaft seal wear on listed GM vans and trucks
• Seal mismatch caused by incorrect inside diameter or housing style
• Replacement needs during engine or transmission service

Installation Notes

• Verify the exact vehicle year, model, and position before installation.
• Match the 100 mm inner diameter and left-hand twist notes where specified.
• Inspect the crankshaft sealing surface and housing condition before fitting the new seal.
• Use clean installation practices to avoid damaging the PTFE sealing lip.
• Confirm the application against the vehicle’s original seal configuration before assembly.

Quality Assurance

Elring is a recognized sealing-system brand, and this crankshaft seal is built to the listed material and dimensional specifications for the confirmed GM applications. Part number 298.670 is engineered for the fitments shown, including Chevrolet Colorado and GMC Canyon models in the specified years.