4.86 Ratio Richmond - Street Gear Differential Ring and Pinion for 9 in (Dropout)

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: 79-0060-1

4.86 Ratio Richmond - Street Gear Differential Ring and Pinion for 9 in (Dropout)

Application notes:

  • For Ford 9"
  • 4.86 Ratio
  • Pro Gear
  • Big Pinion
  • Dual Drilled for 1/2" and 7/16" Ring Gear Bolts
Where to buy

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Buying Guide

Search year, make and model to find applications for your vehicle.

Richmond Gear Buying Guide

Specifications

Cover Bolt Quantity Dropout
Differential Case Design Type Ford 9
Pinion Gear Tooth Quantity 7
Pinion Shaft Diameter 1.313 in
Pinion Spline Count 28
Ring & Pinion Gear Ratio 4.86
Ring Gear Bolt Quantity 10
Ring Gear Diameter 9 in
Ring Gear Material 9310 Steel
Ring Gear Rotation Standard
Ring Gear Tooth Quantity 34
Title Differential Ring and Pinion
Warranty Time 2 Years or 100,000 Miles

Vehicle Applications

  • 1966 – 1986 Ford Bronco
  • 1969 – 1983 Ford E-100 Econoline
  • 1975 – 1983 Ford E-100 Econoline Club Wagon
  • 1975 – 1986 Ford E-150 Econoline
  • 1975 – 1986 Ford E-150 Econoline Club Wagon
  • 1969 – 1974 Ford E-200 Econoline
  • 1975 – 1983 Ford F-100
  • 1975 – 1986 Ford F-150
  • 1957 – 1970 Ford Fairlane
  • 1959 – 1967 Ford Galaxie
  • 1962 – 1974 Ford Galaxie 500
  • 1972 – 1976 Ford Gran Torino
  • 1975 – 1980 Ford Granada
  • 1965 – 1979 Ford LTD
  • 1977 – 1979 Ford LTD II
  • 1970 – 1977 Ford Maverick
  • 1965 – 1973 Ford Mustang
  • 1957 – 1979 Ford Ranchero
  • 1955 – 1979 Ford Thunderbird
  • 1968 – 1976 Ford Torino
  • 1958 – 1979 Lincoln Continental
  • 1968 – 1971 Lincoln Mark III
  • 1977 – 1980 Lincoln Versailles
  • 1964 – 1977 Mercury Comet
  • 1967 – 1979 Mercury Cougar
  • 1975 – 1978 Mercury Grand Marquis
  • 1963 – 1970 Mercury Marauder
  • 1967 – 1978 Mercury Marquis
  • 1968 – 1976 Mercury Montego
  • 1985 – 1986 Oldsmobile Starnet