3.55 Ratio Differential Ring and Pinion for 7.5 (Inch) (10 Bolt)

17391
135959
163104

Motive Gear stock performance ring and pinions are excellent replacements for OE. Experienced installers prefer our ring and pinions for easy setup, superior strength, quality, and our vast ratio selection. Motive Gear produces the industry's widest range of OEM replacement ring and pinions. Engineered to the highest standards, every Motive Gear product goes through rigid quality control processes in our in-house lab. In combination with Motive Gear's performance and axle divisions: Motive Gear Performance and TEN Factory, there simply isn't a better value in drivetrain components.

GM7.5-355A Application Notes

  • For GM 7.5"/7.625" (10 Bolt), 7.6" IFS
  • A-Line Ring and Pinion
  • 3.55 Ratio
  • 3.23 Ratio Carrier and Higher

Warranty

1 Year or 50,000 Miles

GM7.5-355A Specifications

Cover Bolt Quantity 10
Differential Carrier Break 3.23 Ratio and Higher
Differential Case Design Type GM 7.5, GM 7.6 IFS, GM 7.625
Pinion Gear Tooth Quantity 11
Pinion Shaft Diameter 1.438 (Inch)
Pinion Spline Count 27
Ring & Pinion Gear Ratio 3.55
Ring Gear Bolt Quantity 10
Ring Gear Diameter 7.5 (Inch)
Ring Gear Material 8620 Steel
Ring Gear Rotation Standard
Ring Gear Tooth Quantity 39
Taxonomy A LD Differential, LD Differential, LD Differential, LD Differential, LD Differential
Taxonomy B Ring and Pinion, Ring and Pinion, Ring and Pinion, Ring and Pinion, Ring and Pinion
Taxonomy C GM 7.5, GM 7.6 IFS, GM 7.625, GM 7.5, GM 7.6 IFS, GM 7.625, GM 7.5, GM 7.6 IFS, GM 7.625, GM 7.5, GM 7.6 IFS, GM 7.625, GM 7.5, GM 7.6 IFS, GM 7.625
Taxonomy D Front or Rear, Front or Rear, Front or Rear, Front or Rear, Front, Rear
Where to buy

Vehicle Applications

  • 1973 – 1975 Buick Apollo
  • 1977 – 1981 Buick Century
  • 1991 – 1996 Buick Commercial Chassis
  • 1976 – 1985 Buick Electra
  • 1977 – 1983 Buick Estate Wagon
  • 1975 – 1985 Buick LeSabre
  • 1977 – 1979 Buick Opel
  • 1977 – 1987 Buick Regal
  • 1977 – 1978 Buick Riviera
  • 1991 – 1996 Buick Roadmaster
  • 1975 – 1979 Buick Skylark
  • 1987 – 1990 Cadillac Brougham
  • 1982 – 1984 Cadillac DeVille
  • 1982 – 1990 Cadillac Fleetwood
  • 1985 – 2005 Chevrolet Astro
  • 1995 – 2001 Chevrolet Blazer
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  • 1977 – 1996 Chevrolet Caprice
  • 1977 – 1987 Chevrolet El Camino
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  • 1973 – 1983 Chevrolet Malibu
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  • 1988 – 1992 Dodge Vixen
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  • 1982 – 1990 GMC S15
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