Upgrade Your GM 8.5 Inch Axle with Yukon 3.73 Ratio Differential Ring and Pinion | High Grade Steel, Reduced Friction, Easy Install

Yukon Gear & Axle
New
MPN:
YG GM8.5-373
UPC:
883584241584
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$420.94
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Important: Product images may not represent the actual item and may include generic, demonstrative, or compatibility examples. Please carefully review the product title, description, and specifications to understand what is included in your purchase.

Note: Differential Ring and Pinion, GM 8.5 Inch Axle, 8.5 Inch Ring Gear Diameter, 3.73 Ratio

Vehicle Fitment

  • 1973-1975 Buick Apollo
  • 1971-1973 Buick Centurion
  • 1973-1981 Buick Century
  • 1991-1996 Buick Commercial Chassis
  • 1971-1989 Buick Electra
  • 1971-1983 Buick Estate Wagon
  • 1971-1972 Buick GS
  • 1971-1972 Buick GS 455
  • 1971-1990 Buick LeSabre
  • 1976-1979 Buick Opel
  • 2004-2007 Buick Rainier
  • 1973-1987 Buick Regal
  • 1971-1978 Buick Riviera
  • 1991-1996 Buick Roadmaster
  • 1975-1980 Buick Skyhawk
  • 1970-1972 Buick Skylark
  • 1975-1979 Buick Skylark
  • 1985-1985 Buick Somerset Regal
  • 1971-1972 Buick Sportwagon
  • 1999-2000 Cadillac Escalade
  • 2002-2020 Cadillac Escalade
  • 2003-2012 Cadillac Escalade ESV
  • 2002-2012 Cadillac Escalade EXT
  • 2007-2013 Chevrolet Avalanche
  • 2002-2006 Chevrolet Avalanche 1500
  • 1970-1975 Chevrolet Bel Air
  • 1971-1972 Chevrolet Biscayne
  • 1987-2005 Chevrolet Blazer
  • 1971-1972 Chevrolet Brookwood
  • 1978-1986 Chevrolet C10
  • 1978-1986 Chevrolet C10 Suburban
  • 1988-1999 Chevrolet C1500
  • 1992-1999 Chevrolet C1500 Suburban
  • 1978-1986 Chevrolet C20
  • 1978-1986 Chevrolet C20 Suburban
  • 1988-2000 Chevrolet C2500
  • 1992-1999 Chevrolet C2500 Suburban
  • 1970-1981 Chevrolet Camaro
  • 1970-1996 Chevrolet Caprice
  • 1970-1973 Chevrolet Chevelle
  • 2004-2012 Chevrolet Colorado
  • 1971-1977 Chevrolet El Camino
  • 1996-2014 Chevrolet Express 1500
  • 1978-1995 Chevrolet G10
  • 1975-1995 Chevrolet G20
  • 1971-1985 Chevrolet Impala
  • 1994-1996 Chevrolet Impala
  • 1977-1986 Chevrolet K10
  • 1977-1986 Chevrolet K10 Suburban
  • 1988-1999 Chevrolet K1500
  • 1992-1999 Chevrolet K1500 Suburban
  • 1975-1986 Chevrolet K20
  • 1977-1986 Chevrolet K20 Suburban
  • 1988-2000 Chevrolet K2500
  • 1992-1999 Chevrolet K2500 Suburban
  • 1975-1986 Chevrolet K5 Blazer
  • 1973-1983 Chevrolet Malibu
  • 1971-1983 Chevrolet Monte Carlo
  • 1970-1979 Chevrolet Nova
  • 1987-1987 Chevrolet R10
  • 1987-1988 Chevrolet R10 Suburban
  • 1989-1991 Chevrolet R1500 Suburban
  • 1994-2004 Chevrolet S10
  • 1983-1994 Chevrolet S10 Blazer
  • 1999-2018 Chevrolet Silverado 1500
  • 2007-2007 Chevrolet Silverado 1500 Classic
  • 2001-2003 Chevrolet Silverado 1500 HD
  • 2005-2006 Chevrolet Silverado 1500 HD
  • 2007-2007 Chevrolet Silverado 1500 HD Classic
  • 2003-2006 Chevrolet SSR
  • 2000-2014 Chevrolet Suburban 1500
  • 1995-2020 Chevrolet Tahoe
  • 2002-2009 Chevrolet Trailblazer
  • 2002-2005 Chevrolet Trailblazer EXT
  • 1987-1987 Chevrolet V10
  • 1987-1988 Chevrolet V10 Suburban
  • 1989-1991 Chevrolet V1500 Suburban
  • 1987-1987 Chevrolet V20
  • 1987-1988 Chevrolet V20 Suburban
  • 1989-1990 Chevrolet V2500 Suburban
  • 1977-1978 GMC C15
  • 1979-1986 GMC C1500
  • 1988-1999 GMC C1500
  • 1979-1986 GMC C1500 Suburban
  • 1992-1999 GMC C1500 Suburban
  • 1975-1978 GMC C25
  • 1975-1978 GMC C25 Suburban
  • 1979-1986 GMC C2500
  • 1988-2000 GMC C2500
  • 1979-1986 GMC C2500 Suburban
  • 1992-1999 GMC C2500 Suburban
  • 2004-2012 GMC Canyon
  • 2002-2009 GMC Envoy
  • 2002-2006 GMC Envoy XL
  • 2004-2005 GMC Envoy XUV
  • 1975-1978 GMC G15
  • 1979-1995 GMC G1500
  • 1978-1978 GMC G25
  • 1979-1995 GMC G2500
  • 1977-1991 GMC Jimmy
  • 1995-2001 GMC Jimmy
  • 1977-1978 GMC K15
  • 1977-1978 GMC K15 Suburban
  • 1979-1986 GMC K1500
  • 1988-1999 GMC K1500
  • 1979-1986 GMC K1500 Suburban
  • 1992-1999 GMC K1500 Suburban
  • 1975-1978 GMC K25
  • 1975-1978 GMC K25 Suburban
  • 1979-1986 GMC K2500
  • 1988-2000 GMC K2500
  • 1979-1986 GMC K2500 Suburban
  • 1992-1999 GMC K2500 Suburban
  • 1987-1987 GMC R1500
  • 1987-1991 GMC R1500 Suburban
  • 1996-2014 GMC Savana 1500
  • 1996-1998 GMC Savana 2500
  • 1999-2018 GMC Sierra 1500
  • 1994-2004 GMC Sonoma
  • 1992-1993 GMC Typhoon
  • 1987-1987 GMC V1500
  • 1987-1991 GMC V1500 Suburban
  • 1987-1987 GMC V2500
  • 1987-1990 GMC V2500 Suburban
  • 1992-2014 GMC Yukon
  • 2000-2014 GMC Yukon XL 1500
  • 2006-2010 Hummer H3
  • 2009-2010 Hummer H3T
  • 2003-2008 Isuzu Ascender
  • 1971-1971 Oldsmobile 442
  • 1971-1984 Oldsmobile 98
  • 1970-1977 Oldsmobile Cutlass
  • 1975-1977 Oldsmobile Cutlass Salon
  • 1971-1977 Oldsmobile Cutlass Supreme
  • 1985-1988 Oldsmobile Cutlass Supreme
  • 1976-1976 Oldsmobile Cutlass Tiara
  • 1971-1985 Oldsmobile Delta 88
  • 1970-1972 Oldsmobile F85
  • 1973-1979 Oldsmobile Omega
  • 1970-1986 Pontiac Bonneville
  • 1970-1981 Pontiac Catalina
  • 1970-1981 Pontiac Firebird
  • 1973-1975 Pontiac Grand Am
  • 1978-1980 Pontiac Grand Am
  • 1975-1977 Pontiac Grand LeMans
  • 1971-1987 Pontiac Grand Prix
  • 1971-1975 Pontiac Grandville
  • 1970-1973 Pontiac GTO
  • 1971-1981 Pontiac LeMans
  • 1983-1986 Pontiac Parisienne
  • 1977-1979 Pontiac Phoenix
  • 1971-1977 Pontiac Ventura
  • 2005-2009 Saab 9-7x

Key Features

  • Both Ring And Pinion Manufactured Of High Grade Steel
  • Yukon Engineers Use State-Of-The Art Design And Testing Processes
  • Yukon Designed Gear Tooth Surface Finish Reduces Both Friction And Heat For Long Races And High Torque Conditions
  • 30 Spline Pinion And 10 Ring Gear Bolts
  • Easy Installation
  • Limited 1 Year Warranty

Technical Details

  • Axle Model: GM 8.5 Inch/ 8.6 Inch/ 8.625 Inch
  • Ratio: 3.73
  • Ring Gear Diameter IN: 8-1/2 Inch
  • Pinion Shaft Diameter IN: 1.626 Inch
  • Pinion Spline Count: 30
  • Ring Gear Rotation: Standard
  • Carrier Compatibility: 2.73 And Numerically Higher Carrier
  • Ring Gear Teeth: 41
  • Pinion Gear Teeth: 11
  • Number Of Cover Bolts: 10
  • Ring Gear Bolts: 10
  • Material: Steel