88-96 OBS Chevy/GMC C/K1500 Timken Pinion Seal for 8.5" Ring Gear

Replace the leaking pinion seal on your OBS Chevrolet or GMC truck with this high-quality differential pinion seal from Timken. There's nothing worse than walking out to your truck and seeing fresh fluid under the ground. Over time, gaskets and seals around your rear differential will start to deteriorate which let's important gear fluid hit the ground. Now you can seal your differential back up the right way with this GMT400 pinion seal! This is the seal that keeps gear oil in where your pinion flange meets the differential housing. Designed to fit 1988-1996 OBS C/K 1500 trucks with an 8.5" ring gear, this seal is durable and built to last. Will NOT fit 2500/3500 series trucks with 9.5" ring gear. Verify what you have before ordering!