Shop Drive Axle Pinion Seals. Find Differential Pinion Seal & Replacement. Order Axle Shaft Oil Seal. Explore Differential Pinion Seals Cost. Maintaining your vehicle's drive axle pinion seals is crucial for preventing differential fluid leaks and ensuring smooth operation. Regular inspections during oil changes can reveal early signs of wear, such as seepage or contamination. When it's time for a replacement, choose a seal that matches your car's specifications, considering the durability of materials like nitrile or silicone. High-quality aftermarket options often offer enhanced features like improved sealing capabilities. For installation, ensure the surface is clean and the seal is properly seated to avoid leaks or premature failure, keeping your differential protected and extending the lifespan of your vehicle's drive train components. Shop with us for reliable seals and get back on the road with confidence.