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  See more parts for Buick Apollo
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EXCEL from Richmond Differential Ring and Pinion Rear - GM85342
EXCEL from Richmond Differential Ring and Pinion Rear - GM85342 - Image 2 EXCEL from Richmond Differential Ring and Pinion Rear - GM85342 - Image 2

If you're looking to upgrade your ride, the EXCEL Differential Ring and Pinion from Richmond is a solid choice. These gears are designed to meet the high standards of OEM quality without breaking the bank. Whether you’re cruising around town or tackling off-road trails, these replacement parts are built to handle the most popular vehicles out there, like your trusty Chevy or GMC.

The EXCEL line really shines when it comes to performance and reliability. With a gear ratio of 3.42, it strikes a nice balance between power and fuel efficiency. The 8.5-inch ring gear, made from durable 8620 steel, ensures that you’re not just getting a quick fix; you’re investing in something that’s going to last. Plus, with a pinion shaft diameter of 1.626 inches and 30 splines, you know you’re getting a robust setup ready to handle whatever you throw at it.

Features

  • California Proposition 65: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
  • Differential Carrier Break: 2.73 and Higher
  • Title: Differential Ring and Pinion
  • Ring Gear Diameter: 8.5 inches
  • Ring Gear Bolt Quantity: 10
  • Cover Bolt Quantity: 10
  • Pinion Shaft Diameter: 1.626 inches
  • Ring Gear Tooth Quantity: 41
  • Pinion Spline Count: 30
  • Ring and Pinion Gear Ratio: 3.42
  • Ring Gear Rotation: Standard
  • Pinion Gear Tooth Quantity: 12
  • Differential Case Design Type: GM 8.625
  • Ring Gear Material: 8620 Steel

Notes:

This setup is for GM 8.5"/8.625" (10 Bolt) with a 3.42 Ratio and 2.73 Ratio Carrier and Higher.

Fits position: Rear


Products Fitment:
  • Buick Apollo 1973-1975
  • Buick Centurion 1971-1973
  • Buick Century 1973-1977
  • Buick Commercial Chassis 1991-1996
  • Buick Electra 1971-1990
  • Buick Estate Wagon 1971-1981
  • Buick LeSabre 1971-1985
  • Buick Rainier 2004-2007
  • Buick Regal 1973-1977 & 1984-1987
  • Buick Riviera 1977-1978
  • Buick Roadmaster 1991-1996
  • Buick Skylark 1970-1972 & 1975-1979
  • Cadillac Brougham 1987-1992
  • Cadillac DeVille 1977-1984
  • Cadillac Escalade 1999-2000 & 2002-2018
  • Cadillac Fleetwood 1977-1987 & 1993-1996
  • Cadillac Seville 1976-1979
  • Chevrolet Avalanche 2007-2013
  • Chevrolet Avalanche 1500 2002-2006
  • Chevrolet Avalanche 2500 2002-2006
  • Chevrolet Bel Air 1970-1975
  • Chevrolet Biscayne 1964-1972
  • Chevrolet Blazer 1987-2005
  • Chevrolet Brookwood 1970-1972
  • Chevrolet C/K 10 1977-1986
  • Chevrolet C/K 1500 1988-1999
  • Chevrolet C/K 20 1977-1986
  • Chevrolet C/K 2500 1988-1991
  • Chevrolet C15 1982-1986
  • Chevrolet C1500 1994-1999
  • Chevrolet Camaro 1970-1981
  • Chevrolet Caprice 1968-1996
  • Chevrolet Chevelle 1973
  • Chevrolet Colorado 2007-2014
  • Chevrolet El Camino 1973-1977
  • Chevrolet Express 1996-2014
  • Chevrolet G10 1978-1988
  • Chevrolet G20 1978-1995
  • Chevrolet Impala 1971-1985 & 1994-1996
  • Chevrolet K5 Blazer 1975-1986
  • Chevrolet Malibu 1973-1977
  • Chevrolet Monte Carlo 1973-1977
  • Chevrolet Nova 1971-1979
  • Chevrolet R/V 10 1987
  • Chevrolet R/V 20 1987
  • Chevrolet S10 1994-2004
  • Chevrolet Silverado 1500 1999-2020
  • Chevrolet SSR 2003-2006
  • Chevrolet Suburban 1977-2015
  • Chevrolet Tahoe 1995-2018
  • Chevrolet TrailBlazer 2002-2009
  • GMC C/K 15 1977-1978
  • GMC C/K 1500 1979-1986 & 1988-1999
  • GMC C/K 25 1977-1978
  • GMC C/K 2500 1979-1986 & 1988-1991
  • GMC Canyon 2004-2012
  • GMC Envoy 2002-2009
  • GMC G1500 1983-1995
  • GMC G2500 1983-1995
  • GMC Jimmy 1994-2005
  • GMC R1500 1987
  • GMC Savana 1996-2014
  • GMC Sierra 1999-2020
  • GMC Sonoma 1994-2004
  • GMC Sprint 1973-1976
  • GMC Typhoon 1992-1993
  • GMC V1500 1987
  • GMC V1500 Suburban 1988-1991
  • GMC V2500 1987
  • GMC V2500 Suburban 1988-1991
  • GMC Yukon
Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle
1973-1975
 Buick Apollo
1971-1973
 Buick Centurion
1973-1977
 Buick Century
1991-1996
 Buick Commercial Chassis
1971-1990
 Buick Electra
1971-1981
 Buick Estate Wagon
1971-1985
 Buick LeSabre
2004-2007
 Buick Rainier
1973-1977, 1984-1987
 Buick Regal
1977-1978
 Buick Riviera
1991-1996
 Buick Roadmaster
1970-1972, 1975-1979
 Buick Skylark
1987-1992
 Cadillac Brougham
1977-1984
 Cadillac DeVille
1999-2000, 2002-2018
 Cadillac Escalade
1977-1987, 1993-1996
 Cadillac Fleetwood
1976-1979
 Cadillac Seville
2007-2013
 Chevrolet Avalanche
2002-2006
 Chevrolet Avalanche 1500
2002-2006
 Chevrolet Avalanche 2500
1970-1975
 Chevrolet Bel Air
1964-1972
 Chevrolet Biscayne
1987-2005
 Chevrolet Blazer
1970-1972
 Chevrolet Brookwood
1977-1986
 Chevrolet C10
1982-1986
 Chevrolet C15
1988-1999
 Chevrolet C1500
1977-1985
 Chevrolet C20
1970-1981
 Chevrolet Camaro
1968-1996
 Chevrolet Caprice
1973
 Chevrolet Chevelle
2007-2014
 Chevrolet Colorado
1973-1977
 Chevrolet El Camino
1996-2014
 Chevrolet Express 1500
1978-1988
 Chevrolet G10
1978-1995
 Chevrolet G20
1971-1985, 1994-1996
 Chevrolet Impala
1977-1986
 Chevrolet K10 Suburban
1994-1999
 Chevrolet K1500
1995-1999
 Chevrolet K1500 Suburban
1986
 Chevrolet K20
1988-1991
 Chevrolet K2500
1975-1986
 Chevrolet K5 Blazer
1973-1977
 Chevrolet Malibu
1973-1977
 Chevrolet Monte Carlo
1971-1979
 Chevrolet Nova
1987
 Chevrolet R10
1994-2004
 Chevrolet S10
2003-2006
 Chevrolet SSR
1999-2020
 Chevrolet Silverado 1500
1987-1994, 2014-2015
 Chevrolet Suburban
2000-2013
 Chevrolet Suburban 1500
1995-2018
 Chevrolet Tahoe
2002-2009
 Chevrolet Trailblazer
1987
 Chevrolet V20
1977-1978
 GMC C15
1979-1986, 1988-1999
 GMC C1500
1977-1978
 GMC C25
1979-1986, 1988-1991
 GMC C2500
2004-2012
 GMC Canyon
2002-2009
 GMC Envoy
1983-1995
 GMC G1500
1983-1995
 GMC G2500
1994-2005
 GMC Jimmy
1987
 GMC R1500
1996-2014
 GMC Savana 1500
2007-2020
 GMC Sierra
1999-2006
 GMC Sierra 1500
1994-2004
 GMC Sonoma
1973-1976
 GMC Sprint
1992-1993
 GMC Typhoon
1987
 GMC V1500
1988-1991
 GMC V1500 Suburban
1987
 GMC V2500
1988-1991
 GMC V2500 Suburban
1992-2018
 GMC Yukon
2015-2018
 GMC Yukon XL
2000-2013
 GMC Yukon XL 1500
2006-2010
 Hummer H3
2009-2010
 Hummer H3T
1971
 Oldsmobile 442
1970-1984
 Oldsmobile 98
1980-1992
 Oldsmobile Custom Cruiser
1970-1977
 Oldsmobile Cutlass
1978-1984
 Oldsmobile Cutlass Calais
1980-1983
 Oldsmobile Cutlass Cruiser
1978-1980, 1985-1987
 Oldsmobile Cutlass Salon
1982-1987
 Oldsmobile Cutlass Supreme
1971-1985
 Oldsmobile Delta 88
1973-1979
 Oldsmobile Omega
1970-1975
 Oldsmobile Vista Cruiser
1987-1989
 Pontiac Bonneville
1971-1981
 Pontiac Firebird
1972
 Pontiac GTO
2005-2009
 Saab 9-7x

EXCEL Banner

Who is Excel?

Excel is a brand under Richmond that is best known for its high-quality drivetrain products for the automotive industry. They specialize in creating durable, high-quality differential components used both on the track and on the street. Today, they are the leading brand when it comes to differential components in the market.

Racer’s Brand Of Choice

The company offers premium differential kits and components that are used by many racers everywhere. Their rock-solid design aims to provide maximum performance and safety during extreme and tough driving conditions.

Your Drivetrain Component Experts

For more than 80 years, the company has provided quality aftermarket parts for different industries. It includes the agriculture, construction, marine, and automotive sector. They have a wide range of drivetrain products such as spools and mini spools, transmissions, ring and pinion gear, synthetic gear oils, and transmission fluids. They have a comprehensive list of products and even have parts for vehicles made from the 1940s up to the present.

State-of-the-Art Facility

To ensure that all their products come out the way they designed them, the company utilizes the latest and most advanced equipment available in the market. It allows them to create parts with precision cuts with very minimal tolerances.

Purchase  Excel Products At Vivid Racing

If you are in the market for quality drivetrain components for your vehicle, then Excel is the brand for you. Whether it is a classic car or a modern one, they would have the right set for you. To know more about Excel and what they can offer, visit Vivid Racing and check out their list of products that fit your specific needs.






Installation Instructions

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