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Customer Favorite Motive R12rmkt Gm 12 Bolt Master Ring & Pinion Installation Kit - Priority Shipping [KP58p9lF]

$28.99 $92.99 -69%

Customer Favorite Motive R12rmkt Gm 12 Bolt Master Ring & Pinion Installation Kit - Priority Shipping [KP58p9lF] is a comprehensive solution for upgrading your GM Truck 8.875" 12 Bolt rear end from 1964-86. This kit is designed to ensure a smooth and precise installation, providing a long-lasting p

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Customer Favorite Motive R12rmkt Gm 12 Bolt Master Ring & Pinion Installation Kit - Priority Shipping [KP58p9lF]

Customer Favorite Motive R12rmkt Gm 12 Bolt Master Ring & Pinion Installation Kit - Priority Shipping [KP58p9lF] is a comprehensive solution for upgrading your GM Truck 8.875" 12 Bolt rear end from 1964-86. This kit is designed to ensure a smooth and precise installation, providing a long-lasting performance boost to your vehicle. With everything you need included, this kit stands out as the ideal choice for those looking to enhance their truck's differential system.

Key Features and Benefits

  • Full Kit Inclusion: This kit includes Timken bearings, pinion and carrier shims, and 8620 steel ring gear bolts (where applicable), ensuring a complete installation experience.
  • Quality Components: The kit is engineered with high-quality Timken tapered carrier and pinion bearings, known for their durability and reliability.
  • Easy Installation: With the included pinion spline count and ring gear rotation guidance, installation is simplified for both professional mechanics and DIY enthusiasts.

Product Specifications

The Motive Gear R12RMKT Master Ring & Pinion Installation Kit is specifically designed for GM Truck 8.875" 12 Bolt rearends from 1964-86. It features Timken tapered carrier bearings, Timken tapered front and rear pinion bearings, and comes with a 1-year/50,000-mile warranty. The kit also includes additional items such as a brush, cover gasket, crush sleeve, marking compound, pinion nut & seal, ring gear bolts, pinion & carrier shims, and thread locking compound, ensuring a thorough and hassle-free installation.

Practical Applications and Benefits

This installation kit is perfect for those who want to upgrade their truck's performance, whether for daily driving or off-road adventures. The high-quality components and easy installation process make it an excellent choice for both professional mechanics and DIYers. By using the Motive Gear R12RMKT Master Ring & Pinion Installation Kit, you can expect improved handling, smoother gear changes, and increased durability for your rear end. Invest in the Motive Gear Performance: What the Pros run!

What Our Customers Say

January 25, 2026

Absolutely no complaints!

Very happy with this. Thank you.

- Jennifer T..

January 25, 2026

Absolutely no complaints!

Excellent. It does not disappoint.

- Cash G..

January 25, 2026

Absolutely no complaints!

A truly reliable piece of equipment.

- Aaliyah Q..

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