Motive Gear Differential MGK-212 Ring & Pinion Rebuild Bearing Kit For GM 8.5" Front/Rear Gear Ratio 4.30, 10-Bolt 30 Spline 10 Pinion & 43 Ring Tooth – Fits Chevrolet GMC 4x4 Trucks/SUVs (1977–1991)
Motive Gear Differential MGK-212 Ring & Pinion Rebuild Bearing Kit For GM 8.5" Front/Rear Gear Ratio 4.30, 10-Bolt 30 Spline 10 Pinion & 43 Ring Tooth – Fits Chevrolet GMC 4x4 Trucks/SUVs (1977–1991)
Motive Gear Differential MGK-212 Ring & Pinion Rebuild Bearing Kit For GM 8.5" Front/Rear Gear Ratio 4.30, 10-Bolt 30 Spline 10 Pinion & 43 Ring Tooth – Fits Chevrolet GMC 4x4 Trucks/SUVs (1977–1991)
Motive Gear Differential MGK-212 Ring & Pinion Rebuild Bearing Kit For GM 8.5" Front/Rear Gear Ratio 4.30, 10-Bolt 30 Spline 10 Pinion & 43 Ring Tooth – Fits Chevrolet GMC 4x4 Trucks/SUVs (1977–1991)
Motive Gear Differential MGK-212 Ring & Pinion Rebuild Bearing Kit For GM 8.5" Front/Rear Gear Ratio 4.30, 10-Bolt 30 Spline 10 Pinion & 43 Ring Tooth – Fits Chevrolet GMC 4x4 Trucks/SUVs (1977–1991)
Motive Gear Differential MGK-212 Ring & Pinion Rebuild Bearing Kit For GM 8.5" Front/Rear Gear Ratio 4.30, 10-Bolt 30 Spline 10 Pinion & 43 Ring Tooth – Fits Chevrolet GMC 4x4 Trucks/SUVs (1977–1991)

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Motive Gear Differential MGK-212 Ring & Pinion Rebuild Bearing Kit For GM 8.5" Front/Rear Gear Ratio 4.30, 10-Bolt 30 Spline 10 Pinion & 43 Ring Tooth – Fits Chevrolet GMC 4x4 Trucks/SUVs (1977–1991)

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Brand : Motive Gear
Motive Gear MGK-212 Differential Ring & Pinion kit fits GM 8.5" front and rear axles.
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Motive Gear Differential MGK-212 Ring & Pinion Rebuild Bearing Kit For GM 8.5" Front/Rear Gear Ratio 4.30, 10-Bolt 30 Spline 10 Pinion & 43 Ring Tooth – Fits Chevrolet GMC 4x4 Trucks/SUVs (1977–1991)
Motive Gear Differential MGK-212 Ring & Pinion Rebuild Bearing Kit For GM 8.5" Front/Rear Gear Ratio 4.30, 10-Bolt 30 Spline 10 Pinion & 43 Ring Tooth – Fits Chevrolet GMC 4x4 Trucks/SUVs (1977–1991)
View Detail
Type
Differential Assembly Kits
Title
Motive Gear Differential MGK-212 Ring & Pinion Rebuild Bearing Kit For GM 8.5" Front/Rear Gear Ratio 4.30, 10-Bolt 30 Spline 10 Pinion & 43 Ring Tooth – Fits Chevrolet GMC 4x4 Trucks/SUVs (1977–1991)
Price
$1,239.99 USD
Vendor
Motive Gear
Description
The MGK-212 Differential Ring & Pinion kit by Motive Gear is designed for GM 8.5" front and rear axles in Chevrolet and GMC 4x4 trucks/SUVs from 1977 to 1991.It features a gear ratio of 4.30, premium Timken bearings, and 8620 steel gears for durability and smooth operation in heavy-duty use.

More about this item : Motive Gear Differential MGK-212 Ring & Pinion Rebuild Bearing Kit For GM 8.5" Front/Rear Gear Ratio 4.30, 10-Bolt 30 Spline 10 Pinion & 43 Ring Tooth – Fits Chevrolet GMC 4x4 Trucks/SUVs (1977–1991)

The MGK-212 Differential Ring & Pinion kit by Motive Gear is designed for GM 8.5" front and rear axles in Chevrolet and GMC 4x4 trucks/SUVs from 1977 to 1991.

It features a gear ratio of 4.30, premium Timken bearings, and 8620 steel gears for durability and smooth operation in heavy-duty use.

Motive Gear Differential MGK-212 Ring & Pinion Rebuild Bearing Kit For GM 8.5" Front/Rear Gear Ratio 4.30, 10-Bolt 30 Spline 10 Pinion & 43 Ring Tooth – Fits Chevrolet GMC 4x4 Trucks/SUVs (1977–1991)
Key Features
  • Fits GM 8.5" front & rear differentials with 10-bolt cover; 4.30 ratio; requires 2.73 and higher carrier for proper installation
  • Gear specs: 10 pinion teeth & 43 ring teeth for strong torque transfer and optimal performance in off-road or towing applications
  • Pinion shaft diameter: 1.626" with 30 spline count for secure, high-strength engagement
  • Precision-machined from premium 8620 steel for durability; includes Timken bearing kits for both axles
  • Complete installation kit with ring & pinions, bearings, seals, and hardware; covered by a 1-Year/50,000-Mile warranty
Technical Specifications
  • Length : 16.0 lb
  • Width : 16.0 lb
  • Height : 12.0 lb
  • Weight : 47.84 lb
Product Identifiers
  • ASIN B084ZTZFBL
  • UPC: 698231098547
Shipping Information
  • Ships From : United States
  • Brand : Motive Gear

Frequently Asked Questions About : Motive Gear Differential MGK-212 Ring & Pinion Rebuild Bearing Kit For GM 8.5" Front/Rear Gear Ratio 4.30, 10-Bolt 30 Spline 10 Pinion & 43 Ring Tooth – Fits Chevrolet GMC 4x4 Trucks/SUVs (1977–1991)

01 What is the gear ratio of the Motive Gear MGK-212 kit?

The gear ratio is 4.30.

02 What material are the gears made from?

The gears are made from 8620 steel.

03 What vehicles are compatible with the MGK-212 kit?

It fits Chevrolet and GMC 4x4 trucks/SUVs from 1977 to 1991.

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