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Yukon Gear Master Overhaul Kit For GM 12 Bolt Truck Diff

Original price was: $318.89.Current price is: $63.77.

SKU: SK0039687-US20260703-172840 Category: Tag:

SKU: YK GM12T | UPC: 883584140689

Yukon Gear Master Overhaul Kit for GM 12-Bolt Truck Differential 1963-1987 Chevy GMC

Rebuild your GM 12-bolt truck differential with the Yukon Gear Master Overhaul Kit YK GM12T, the most complete kit available for Chevrolet and GMC trucks, vans, Suburbans, and Blazers from 1963 to 1987. This kit provides every high-quality component needed to complete the job right, featuring Timken bearings and races for long-lasting performance. Tailored specifically for your application with Supershims for precise setup.

Key Features

  • Timken Bearings & Races: Premium bearings for carrier and pinion ensure smooth operation and durability
  • Complete Shim Kit with Supershims: Allows exact gear backlash and preload adjustments
  • High-Quality Seals: Pinion seal prevents leaks and maintains oil integrity
  • Essential Hardware: Ring gear bolts, pinion nut, crush sleeve where applicable, oil baffles, and slingers
  • Setup Tools Included: Thread locking compound, marking compound with brush, gasket
  • Tailor-Made Design: Researched for GM 12-bolt truck applications for perfect fit

Specifications

Detail Value
Brand Yukon Gear & Axle
MPN YK GM12T
UPC 883584140689
Type Master Overhaul Kit
Compatibility GM 12-Bolt Truck Differential (30 spline)
Weight 11.75 lbs
Shipping Dimensions 14 x 14 x 6 inches
Country of Origin USA
Warranty 1 Year Manufacturer

Whats Included

  • Carrier bearings and races
  • Pinion bearings and races
  • Pinion seal
  • Complete shim kit with Supershims
  • Ring gear bolts
  • Pinion nut
  • Crush sleeve (if applicable)
  • Oil baffles and slingers (if applicable)
  • Thread locking compound
  • Marking compound with brush
  • Gasket
  • High quality seals and small parts

Product Notes

  • Designed specifically for GM 12-bolt truck series differentials
  • Verify your differential spline count (30 spline typical for trucks)
  • Kit supports both start-to-finish rebuilds with all components

This Part Fits

Year Range Make Model Notes
1969-1974 Chevrolet Blazer Base
1987 Chevrolet Blazer Custom Deluxe
1987 Chevrolet Blazer Silverado
1978-1980 Chevrolet C10 Big Ten
1975-1981 Chevrolet C10 Cheyenne
1981-1986 Chevrolet C10 Custom
1975-1980 Chevrolet C10 Custom Deluxe
1981 Chevrolet C10 Deluxe
1975-1986 Chevrolet C10 Scottsdale
1975-1986 Chevrolet C10 Silverado
1963-1974 Chevrolet C10 Pickup Base
1975-1981 Chevrolet G10 Beauville
1981 Chevrolet G10 Bonaventure
1975-1981 Chevrolet G10 Chevy Van
1975-1981 Chevrolet G10 Sportvan
1967,1969-1974 Chevrolet G10 Van Base
1968-1974 Chevrolet G10 Van Sportvan
1975-1981 Chevrolet K10 Cheyenne
1981-1986 Chevrolet K10 Custom
1975-1980 Chevrolet K10 Custom Deluxe
1981 Chevrolet K10 Deluxe
1975-1986 Chevrolet K10 Scottsdale
1975-1986 Chevrolet K10 Silverado
1963-1974 Chevrolet K10 Pickup Base
1967-1974 Chevrolet K10 Suburban Base
1981-1986 Chevrolet K10 Suburban Custom
1975-1980 Chevrolet K10 Suburban Custom Deluxe
1981 Chevrolet K10 Suburban Deluxe
1975-1980,1982,1984-1986 Chevrolet K10 Suburban Scottsdale
1975-1977,1979-1980,1982-1983,1985-1986 Chevrolet K10 Suburban Silverado
1976 Chevrolet K5 Blazer Base
1975-1980 Chevrolet K5 Blazer Cheyenne
1981-1986 Chevrolet K5 Blazer Custom
1975,1977-1980 Chevrolet K5 Blazer Custom Deluxe
1981 Chevrolet K5 Blazer Deluxe
1984 Chevrolet K5 Blazer Scottsdale
1978,1980-1986 Chevrolet K5 Blazer Silverado
1987 Chevrolet R10 Custom Deluxe
1987 Chevrolet R10 Scottsdale
1987 Chevrolet R10 Silverado
1963-1966 Chevrolet Suburban Base
1987 Chevrolet V10 Custom Deluxe
1987 Chevrolet V10 Scottsdale
1987 Chevrolet V10 Silverado
1987 Chevrolet V10 Suburban Custom Deluxe
1987 Chevrolet V10 Suburban Scottsdale
1987 Chevrolet V10 Suburban Silverado
1975-1978 GMC C15 Base
1977-1978 GMC C15 Heavy Half
1975-1978 GMC C15 High Sierra
1977 GMC C15 Indy Hauler
1975-1978 GMC C15 Sierra Classic

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Yukon Gear Master Overhaul Kit For GM 12 Bolt Truck DiffYukon Gear Master Overhaul Kit For GM 12 Bolt Truck Diff
Original price was: $318.89.Current price is: $63.77.
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