4.56 Ratio Richmond - Street Gear Differential Ring and Pinion for 7.5 in (10 Bolt)

Richmond Gear ring and pinions are perfect for any vehicle where performance and durability matters. Made from first-run steel, never recycled material, Richmond ring and pinions handle the extreme torque from high horsepower engines. Extensive engineering, computer controlled heat treatment, superior strength, quality and the widest selection of racing gear ratios available, make Richmond Gear the clear winner! Winners Run Richmond!

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Part number: 69-0320-1

4.56 Ratio Richmond - Street Gear Differential Ring and Pinion for 7.5 in (10 Bolt)

Application notes:

  • For Ford 7.5" (10 Bolt)
  • 4.56 Ratio
  • Requires Notched Cross Pin 80-0271-1 For Ring Gear Clearance
Where to buy

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Buying Guide

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Richmond Gear Buying Guide

Specifications

Cover Bolt Quantity 10
Differential Case Design Type Ford 7.5
Pinion Gear Tooth Quantity 9
Pinion Shaft Diameter 1.626 in
Pinion Spline Count 28
Ring & Pinion Gear Ratio 4.56
Ring Gear Bolt Quantity 10
Ring Gear Diameter 7.5 in
Ring Gear Material 8620 Steel
Ring Gear Rotation Standard
Ring Gear Tooth Quantity 41
Title Differential Ring and Pinion
Warranty Time 2 Years or 100,000 Miles

Vehicle Applications

  • 1986 – 1997 Ford Aerostar
  • 1984 – 1990 Ford Bronco II
  • 1978 – 1983 Ford Fairmont
  • 1981 – 1982 Ford Granada
  • 1979 – 1986 Ford LTD
  • 1979 – 2010 Ford Mustang
  • 1983 – 2011 Ford Ranger
  • 1980 – 1997 Ford Thunderbird
  • 1982 – 1987 Lincoln Continental
  • 1984 – 1987 Lincoln Mark VII
  • 1994 – 1997 Mazda B2300
  • 1998 – 2001 Mazda B2500
  • 1994 – 1996 Mazda B3000
  • 1994 – 1997 Mazda B4000
  • 1979 – 1986 Mercury Capri
  • 1980 – 1997 Mercury Cougar
  • 1979 – 2011 Mercury Grand Marquis
  • 1979 – 1986 Mercury Marquis
  • 1979 – 1980 Mercury Monarch
  • 1978 – 1983 Mercury Zephyr
  • 1985 – 1987 Oldsmobile Starnet