Enjoy free shipping on all orders over $100 (excluding oversized items), with most orders shipped on the same day!
{"id":6155770855609,"title":"Motive R12RMKT GM 12 Bolt Master Ring \u0026 Pinion Installation Kit","handle":"motr12rmkt","description":"\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eThis Motive Gear R12RMKT Master Ring \u0026amp; Pinion Installation Kit with Timken bearings is for GM Truck 8.875\" 12 Bolt rearends from 1964-86. This master differential bearing kit has everything included in their regular differential kit, plus they’ve added pinion and carrier shims, and also 8620 steel ring gear bolts (where applicable).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eMake the best choice for your ring and pinion installation. Use Motive Gear differential Master Bearing Kits!\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-outline-level: 3;\"\u003e\u003cstrong\u003e\u003cu\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eMotive Gear R12RMKT GM Truck 12 Bolt Master Ring \u0026amp; Pinion Installation Kit Features:\u003c\/span\u003e\u003c\/u\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eFits 1964-86 GM Truck 8.875” 12 bolt rearends\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003e1 Year\/50,000 Mile Warranty\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eTimken Tapered Carrier Bearings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eTimken Tapered Front and Rear Pinion Bearings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003ePinion Spline Count: 30\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eRing Gear Rotation: Standard\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\n\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eKit also includes: Brush, Cover Gasket (or RTV), \u003c\/span\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: windowtext;\"\u003eCrush Sleeve (or Preload Shim Pack), Marking Compound, Pinion Nut \u0026amp; Seal, Ring Gear Bolts, Pinion \u0026amp; Carrier Shims, and Thread Locking Compound\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eEngineered to the highest standards, every Motive Gear Performance product goes through rigid quality control processes in our in-house lab.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eMotive Gear Performance: What the Pros run!\u003c\/span\u003e\u003c\/p\u003e","published_at":"2020-12-03T12:57:21-06:00","created_at":"2020-12-03T12:57:21-06:00","vendor":"MOTIVE GEAR","type":"Ring and Pinion Gear Installation Kits","tags":["12 Bolt","8.875","Gear","GM","Installation","Kit","Master Bearing Kit","Motive","Pinion","Ring","Timken","Truck"],"price":12799,"price_min":12799,"price_max":12799,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":38344307278009,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"MOTR12RMKT","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Motive R12RMKT GM 12 Bolt Master Ring \u0026 Pinion Installation Kit","public_title":null,"options":["Default Title"],"price":12799,"weight":2497,"compare_at_price":null,"inventory_management":"shopify","barcode":"698231358030","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.winnerscircle.com\/cdn\/shop\/products\/MOTR12RMKT.jpg?v=1647102696"],"featured_image":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/MOTR12RMKT.jpg?v=1647102696","options":["Title"],"media":[{"alt":"Motive R12RMKT GM Truck 12 Bolt Master Ring \u0026 Pinion Installation Timken Bearing Kit","id":29513286811873,"position":1,"preview_image":{"aspect_ratio":1.0,"height":300,"width":300,"src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/MOTR12RMKT.jpg?v=1647102696"},"aspect_ratio":1.0,"height":300,"media_type":"image","src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/MOTR12RMKT.jpg?v=1647102696","width":300}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eThis Motive Gear R12RMKT Master Ring \u0026amp; Pinion Installation Kit with Timken bearings is for GM Truck 8.875\" 12 Bolt rearends from 1964-86. This master differential bearing kit has everything included in their regular differential kit, plus they’ve added pinion and carrier shims, and also 8620 steel ring gear bolts (where applicable).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eMake the best choice for your ring and pinion installation. Use Motive Gear differential Master Bearing Kits!\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-outline-level: 3;\"\u003e\u003cstrong\u003e\u003cu\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eMotive Gear R12RMKT GM Truck 12 Bolt Master Ring \u0026amp; Pinion Installation Kit Features:\u003c\/span\u003e\u003c\/u\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eFits 1964-86 GM Truck 8.875” 12 bolt rearends\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003e1 Year\/50,000 Mile Warranty\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eTimken Tapered Carrier Bearings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eTimken Tapered Front and Rear Pinion Bearings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003ePinion Spline Count: 30\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eRing Gear Rotation: Standard\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003e\n\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman';\"\u003eKit also includes: Brush, Cover Gasket (or RTV), \u003c\/span\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: windowtext;\"\u003eCrush Sleeve (or Preload Shim Pack), Marking Compound, Pinion Nut \u0026amp; Seal, Ring Gear Bolts, Pinion \u0026amp; Carrier Shims, and Thread Locking Compound\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eEngineered to the highest standards, every Motive Gear Performance product goes through rigid quality control processes in our in-house lab.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\" style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\"\u003e\u003cspan style=\"font-size: 12.0pt; font-family: 'Times New Roman',serif; mso-fareast-font-family: 'Times New Roman'; color: black;\"\u003eMotive Gear Performance: What the Pros run!\u003c\/span\u003e\u003c\/p\u003e"}

Motive R12RMKT GM 12 Bolt Master Ring & Pinion Installation Kit

Product Description
$127.99
Maximum quantity available reached.

This Motive Gear R12RMKT Master Ring & Pinion Installation Kit with Timken bearings is for GM Truck 8.875" 12 Bolt rearends from 1964-86. This master differential bearing kit has everything included in their regular differential kit, plus they’ve added pinion and carrier shims, and also 8620 steel ring gear bolts (where applicable).

Make the best choice for your ring and pinion installation. Use Motive Gear differential Master Bearing Kits!

Motive Gear R12RMKT GM Truck 12 Bolt Master Ring & Pinion Installation Kit Features:

  • Fits 1964-86 GM Truck 8.875” 12 bolt rearends
  • 1 Year/50,000 Mile Warranty
  • Timken Tapered Carrier Bearings
  • Timken Tapered Front and Rear Pinion Bearings
  • Pinion Spline Count: 30
  • Ring Gear Rotation: Standard
  • Kit also includes: Brush, Cover Gasket (or RTV), Crush Sleeve (or Preload Shim Pack), Marking Compound, Pinion Nut & Seal, Ring Gear Bolts, Pinion & Carrier Shims, and Thread Locking Compound

Engineered to the highest standards, every Motive Gear Performance product goes through rigid quality control processes in our in-house lab.

Motive Gear Performance: What the Pros run!

Sku: MOTR12RMKT
Vendor: MOTIVE GEAR