When your GM 8.875" differential starts making noise, losing precision, or showing signs of wear, it's time for more than just a quick fix. This critical component in your classic muscle car or full-size vehicle deserves a complete rebuild that brings back the smooth, quiet operation and reliable performance you expect from GM engineering.
This Motive Gear R12CRMKT Rear Master Kit delivers everything you need to rebuild your GM 8.875" (12-bolt car) differential properly. Featuring premium Timken tapered bearings—the industry standard for quality and durability—this kit includes carrier bearings, pinion bearings, pilot bearing (where applicable), crush sleeve/shims, gasket/RTV, marking compound, ring gear bolts, pinion nut, and pinion seal. No more running to multiple stores for missing parts or dealing with mismatched components that don't meet factory specifications.
Timken bearings aren't just good—they're exceptional. Known for their precision manufacturing and superior heat treatment, these tapered bearings provide the smooth, quiet operation that differentials should have. The included races ensure perfect bearing alignment, while the crush sleeve/shims provide precise pinion preload adjustment. This attention to detail means your rebuilt differential will handle the demands of daily driving, spirited cruising, or even occasional track use with confidence.
Compatibility is never an issue with this master kit. It's specifically designed for GM 8.875" differentials found in numerous classic and muscle car models from 1964-1972. Whether you're restoring a Chevelle, Impala, Camaro, GTO, Cutlass, or other GM classic, this kit has you covered. The comprehensive nature of the kit means you can tackle the entire differential rebuild in one weekend, getting your prized possession back on the road with restored performance and reliability.
With a 1-year or 50,000-mile warranty, you can install this kit knowing you're protected. The comprehensive nature of the kit eliminates guesswork and ensures you have all the right parts for a professional-quality rebuild. Experience the satisfaction of hearing your differential run quietly and smoothly again, knowing you've used premium components that will provide years of reliable service. Your classic GM deserves nothing less than the best, and this Motive Gear master kit delivers exactly that.
