Yukon Gear & Axle Master Overhaul Kit for Model 20 Diff — Fits 1968-1977 American Motors/Jeep

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SKU: YUKYK M20
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Yukon Gear & Axle

Yukon Gear & Axle is the off-road and truck differential expert — gear sets, lockers, axle shafts, and complete axle assemblies for Dana 30, Dana 44, Dana 60, and modern AAM axles. The trusted source for rock-crawler and overland gear changes.

Watch in action

Yukon Gear & Axle Master Overhaul Kit for Model 20 Differentials

Keep your American Motors or Jeep vehicle performing at its best with the Yukon Gear & Axle Master Overhaul Kit, designed for the robust Model 20 differential. This kit is ideal for a wide range of applications from 1968 through 1977, providing all the essential components for a professional differential rebuild. Featuring high-quality Timken bearings and races, this overhaul kit ensures smooth, reliable power delivery and enhanced durability for your classic vehicle's drivetrain.

Kit Contents for Model 20 Diff:

  • Carrier Bearings and Races
  • Pinion Bearings and Races
  • Pinion Seal
  • Complete Shim Kit
  • Ring Gear Bolts
  • Pinion Nut
  • Crush Sleeve (if applicable)
  • Oil Baffles and Slingers (if applicable)
  • Thread Locking Compound
  • Marking Compound with Brush
  • Gasket

Yukon Gear & Axle prides itself on offering meticulously engineered kits tailored to specific vehicle needs. This Master Overhaul Kit includes all the necessary small parts, seals, and hardware for a complete and successful installation. Whether you're working on an AMC Javelin, Hornet, Matador, Pacer, or a Jeep CJ or J-series truck, this kit provides the quality components required for a lasting repair. Trust GGCRACING for premium drivetrain parts.

Vehicle Fitment

Years Make Model Trim
1968-1970 American Motors AMX Base
1978-1979 American Motors Concord Base
1979 American Motors Concord DL
1979 American Motors Concord Limited
1970-1971 American Motors Hornet Base
1970-1972 American Motors Hornet SST
1971 American Motors Hornet SC/360
1971-1977 American Motors Hornet Sportabout
1977 American Motors Hornet AMX
1968-1972 American Motors Javelin SST
1968-1974 American Motors Javelin Base
1970 American Motors Javelin SST Trans Am
1971-1974 American Motors Javelin AMX
1971-1978 American Motors Matador Base
1974 American Motors Matador Brougham
1974 American Motors Matador X
1975-1978 American Motors Pacer Base
1979-1980 American Motors Pacer DL
2002-2004 Hummer H1 Base
2006 Hummer H1 Alpha
1976-1983 Jeep CJ5 Base
1976-1983 Jeep CJ5 Renegade
1977-1980 Jeep CJ5 Golden Eagle
1980-1983 Jeep CJ5 Laredo
1982-1983 Jeep CJ5 Limited
1976-1986 Jeep CJ7 Renegade
1976-1986 Jeep CJ7 Base
1977-1979 Jeep CJ7 Golden Eagle
1980-1983 Jeep CJ7 Laredo
1982-1983 Jeep CJ7 Limited
1985-1986 Jeep CJ7 Laredo
1976-1986 Jeep J10 Base
1981-1986 Jeep Scrambler Base
1982-1984 Jeep Scrambler SR
1985-1986 Jeep Scrambler Laredo
1985-1986 Jeep Scrambler Renegade
1979-1982 Jeep Wagoneer Base
1979-1986 Jeep Wagoneer Limited
1982-1983 Jeep Wagoneer Brougham
1984-1986 Jeep Wagoneer Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About Yukon Gear & Axle

Yukon Gear & Axle is the off-road and truck differential expert — gear sets, lockers, axle shafts, and complete axle assemblies for Dana 30, Dana 44, Dana 60, and modern AAM axles. The trusted source for rock-crawler and overland gear changes.

Watch in action

Yukon Gear & Axle Master Overhaul Kit for Model 20 Differentials

Keep your American Motors or Jeep vehicle performing at its best with the Yukon Gear & Axle Master Overhaul Kit, designed for the robust Model 20 differential. This kit is ideal for a wide range of applications from 1968 through 1977, providing all the essential components for a professional differential rebuild. Featuring high-quality Timken bearings and races, this overhaul kit ensures smooth, reliable power delivery and enhanced durability for your classic vehicle's drivetrain.

Kit Contents for Model 20 Diff:

  • Carrier Bearings and Races
  • Pinion Bearings and Races
  • Pinion Seal
  • Complete Shim Kit
  • Ring Gear Bolts
  • Pinion Nut
  • Crush Sleeve (if applicable)
  • Oil Baffles and Slingers (if applicable)
  • Thread Locking Compound
  • Marking Compound with Brush
  • Gasket

Yukon Gear & Axle prides itself on offering meticulously engineered kits tailored to specific vehicle needs. This Master Overhaul Kit includes all the necessary small parts, seals, and hardware for a complete and successful installation. Whether you're working on an AMC Javelin, Hornet, Matador, Pacer, or a Jeep CJ or J-series truck, this kit provides the quality components required for a lasting repair. Trust GGCRACING for premium drivetrain parts.

Vehicle Fitment

Years Make Model Trim
1968-1970 American Motors AMX Base
1978-1979 American Motors Concord Base
1979 American Motors Concord DL
1979 American Motors Concord Limited
1970-1971 American Motors Hornet Base
1970-1972 American Motors Hornet SST
1971 American Motors Hornet SC/360
1971-1977 American Motors Hornet Sportabout
1977 American Motors Hornet AMX
1968-1972 American Motors Javelin SST
1968-1974 American Motors Javelin Base
1970 American Motors Javelin SST Trans Am
1971-1974 American Motors Javelin AMX
1971-1978 American Motors Matador Base
1974 American Motors Matador Brougham
1974 American Motors Matador X
1975-1978 American Motors Pacer Base
1979-1980 American Motors Pacer DL
2002-2004 Hummer H1 Base
2006 Hummer H1 Alpha
1976-1983 Jeep CJ5 Base
1976-1983 Jeep CJ5 Renegade
1977-1980 Jeep CJ5 Golden Eagle
1980-1983 Jeep CJ5 Laredo
1982-1983 Jeep CJ5 Limited
1976-1986 Jeep CJ7 Renegade
1976-1986 Jeep CJ7 Base
1977-1979 Jeep CJ7 Golden Eagle
1980-1983 Jeep CJ7 Laredo
1982-1983 Jeep CJ7 Limited
1985-1986 Jeep CJ7 Laredo
1976-1986 Jeep J10 Base
1981-1986 Jeep Scrambler Base
1982-1984 Jeep Scrambler SR
1985-1986 Jeep Scrambler Laredo
1985-1986 Jeep Scrambler Renegade
1979-1982 Jeep Wagoneer Base
1979-1986 Jeep Wagoneer Limited
1982-1983 Jeep Wagoneer Brougham
1984-1986 Jeep Wagoneer Base

Product Details

Product Description

About Yukon Gear & Axle

Yukon Gear & Axle is the off-road and truck differential expert — gear sets, lockers, axle shafts, and complete axle assemblies for Dana 30, Dana 44, Dana 60, and modern AAM axles. The trusted source for rock-crawler and overland gear changes.

Watch in action

Yukon Gear & Axle Master Overhaul Kit for Model 20 Differentials

Keep your American Motors or Jeep vehicle performing at its best with the Yukon Gear & Axle Master Overhaul Kit, designed for the robust Model 20 differential. This kit is ideal for a wide range of applications from 1968 through 1977, providing all the essential components for a professional differential rebuild. Featuring high-quality Timken bearings and races, this overhaul kit ensures smooth, reliable power delivery and enhanced durability for your classic vehicle's drivetrain.

Kit Contents for Model 20 Diff:

  • Carrier Bearings and Races
  • Pinion Bearings and Races
  • Pinion Seal
  • Complete Shim Kit
  • Ring Gear Bolts
  • Pinion Nut
  • Crush Sleeve (if applicable)
  • Oil Baffles and Slingers (if applicable)
  • Thread Locking Compound
  • Marking Compound with Brush
  • Gasket

Yukon Gear & Axle prides itself on offering meticulously engineered kits tailored to specific vehicle needs. This Master Overhaul Kit includes all the necessary small parts, seals, and hardware for a complete and successful installation. Whether you're working on an AMC Javelin, Hornet, Matador, Pacer, or a Jeep CJ or J-series truck, this kit provides the quality components required for a lasting repair. Trust GGCRACING for premium drivetrain parts.

Vehicle Fitment

Years Make Model Trim
1968-1970 American Motors AMX Base
1978-1979 American Motors Concord Base
1979 American Motors Concord DL
1979 American Motors Concord Limited
1970-1971 American Motors Hornet Base
1970-1972 American Motors Hornet SST
1971 American Motors Hornet SC/360
1971-1977 American Motors Hornet Sportabout
1977 American Motors Hornet AMX
1968-1972 American Motors Javelin SST
1968-1974 American Motors Javelin Base
1970 American Motors Javelin SST Trans Am
1971-1974 American Motors Javelin AMX
1971-1978 American Motors Matador Base
1974 American Motors Matador Brougham
1974 American Motors Matador X
1975-1978 American Motors Pacer Base
1979-1980 American Motors Pacer DL
2002-2004 Hummer H1 Base
2006 Hummer H1 Alpha
1976-1983 Jeep CJ5 Base
1976-1983 Jeep CJ5 Renegade
1977-1980 Jeep CJ5 Golden Eagle
1980-1983 Jeep CJ5 Laredo
1982-1983 Jeep CJ5 Limited
1976-1986 Jeep CJ7 Renegade
1976-1986 Jeep CJ7 Base
1977-1979 Jeep CJ7 Golden Eagle
1980-1983 Jeep CJ7 Laredo
1982-1983 Jeep CJ7 Limited
1985-1986 Jeep CJ7 Laredo
1976-1986 Jeep J10 Base
1981-1986 Jeep Scrambler Base
1982-1984 Jeep Scrambler SR
1985-1986 Jeep Scrambler Laredo
1985-1986 Jeep Scrambler Renegade
1979-1982 Jeep Wagoneer Base
1979-1986 Jeep Wagoneer Limited
1982-1983 Jeep Wagoneer Brougham
1984-1986 Jeep Wagoneer Base

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