4.86 Ratio Richmond - Street Gear Differential Ring and Pinion for 8.75 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: 69-0374-1

4.86 Ratio Richmond - Street Gear Differential Ring and Pinion for 8.75 in (10 Bolt)

Application notes:

  • For Chrysler 8.75" (489 Housing)
  • 4.86 Ratio
  • 29 Spline Pinion, Verify Spline Count For Fitment
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 Chrysler 8.75 (489)
Pinion Gear Tooth Quantity 7
Pinion Shaft Diameter 1.875 in
Pinion Spline Count 29
Ring & Pinion Gear Ratio 4.86
Ring Gear Bolt Quantity 12
Ring Gear Diameter 8.75 in
Ring Gear Material 8620 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

  • 1970 – 1971 Chrysler 300
  • 1970 – 1973 Chrysler Imperial
  • 1970 – 1974 Chrysler New Yorker
  • 1970 – 1974 Chrysler Newport
  • 1970 – 1974 Chrysler Town & Country
  • 1971 – 1974 Dodge B100 Van
  • 1971 – 1974 Dodge B200 Van
  • 1970 – 1974 Dodge Challenger
  • 1970 – 1974 Dodge Charger
  • 1970 – 1973 Dodge Coronet
  • 1970 – 1974 Dodge D100 Pickup
  • 1970 – 1972 Dodge Dart
  • 1970 – 1973 Dodge Monaco
  • 1970 – 1973 Dodge Polara
  • 1970 – 1974 Dodge W200 Pickup
  • 1970 – 1972 Ford Royal
  • 1970 – 1974 Plymouth Barracuda
  • 1970 – 1974 Plymouth Fury
  • 1970 – 1974 Plymouth Fury I
  • 1970 – 1974 Plymouth Fury II
  • 1970 – 1974 Plymouth Fury III
  • 1970 – 1971 Plymouth GTX
  • 1972 – 1974 Plymouth Gran Fury
  • 1974 Plymouth PB100 Van
  • 1974 Plymouth PB200 Van
  • 1970 – 1974 Plymouth Roadrunner
  • 1970 – 1974 Plymouth Satellite
  • 1970 – 1972 Plymouth Valiant