GM GENUINE PARTS rear axle shaft seal (12471686) OE replacement, durable elastomer leak-resistant

The GM Genuine Parts rear axle shaft seal is engineered and validated to General Motors’ original equipment specifications for fit, form, and function. Designed to match the parts installed during vehicle production, this seal helps maintain axle lubrication while keeping dirt and water out of the shaft assembly. It is manufactured from high-quality materials and tested to meet GM standards, making it a direct-replacement option for compatible GM models.

How does this axle shaft seal protect my vehicle’s drivetrain?

The seal creates a tight barrier between the rotating axle surface and the outside environment so lubricant stays inside the housing and contaminants stay out. Its molded lip conforms to the axle surface to reduce leakage and preserve bearing and gear life when installed correctly.

• Precision-molded sealing lip for consistent contact with the axle shaft
• Material resistant to normal axle lubricant types and road contaminants
• Engineered to minimize radial leakage under rotation and pressure
• OEM validation ensures compatibility with GM axle housings

What are the key features and materials of the GM part 12471686?

This seal is built using high-grade elastomers and sealing geometry specified by GM to provide long service life under normal driving conditions. Manufacturing tolerances and material choices are selected to match the original factory component for reliable replacement outcomes.

• High-quality elastomer compound for wear and temperature resistance
• Factory-specified dimensions to ensure proper fit and sealing
• Durable construction intended for long-term service
• Backed and validated by General Motors for OEM performance

How do I know this is the right replacement for my vehicle?

Use your vehicle’s VIN or consult an authorized parts catalog to verify that part number 291-315 (12471686) matches your specific rear axle assembly. GM Genuine Parts are the recommended replacement parts for GM vehicles and often correspond to OE listings.

• Confirm fitment using VIN or GM parts lookup tools
• Part number: 291-315 (12471686) — cross-checked to OE specifications
• Often replaces or corresponds to former ACDelco GM Original Equipment items
• Sold as the GM-recommended replacement for compatible applications

What should I consider during installation and maintenance?

Proper installation is essential for a leak-free result: inspect the shaft and housing for wear, clean mating surfaces, and lubricate the seal lip before assembly. Replace the seal at the first sign of leakage and follow torque and installation depth specifications for your axle to avoid premature failure.

• Inspect and clean axle shaft and bore before fitting the seal
• Lightly pre-lubricate the seal lip with approved axle lubricant
• Press or drive the seal evenly to the specified seating depth
• Check for leaks after reassembly and initial road test

Who is this for: GM Genuine Parts 291-315 (12471686) is aimed at vehicle owners, independent mechanics, and fleet technicians who need a dependable OE-quality rear axle shaft seal for GM vehicles. If you require a direct-fit replacement that matches factory specifications and supports long-term axle lubrication control, this GM-validated seal is designed to meet those needs.