This is a must when switching to 3.73 or 4.10 gears or when buying one of our Genuine Ford Racing Ring and Pinion Gear sets to get the correct speed and mileage. Made of plastic, color coded white / cream for reference.

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This is a must when switching to 3.73 or 4.10 gears or when buying one of our Genuine Ford Racing Ring and Pinion Gear sets to get the correct speed and mileage. Made of plastic, color coded white / cream for reference.

  • This gear helps ensure correct speed & mileage readings
  • Fits the following Mustangs: 1983-1989's with 4.10 ratio & T5 or T45 Transmission
  • Also fits 1990-1998 V8 Mustangs with T5 & T45 transmissions and the following ratios: 3.55, 3.73, 4.10
  • Made of plastic and color coded white / cream for reference
  • Brand new!
  • This gear helps ensure correct speed & mileage readings
  • Fits the following Mustangs: 1983-1989's with 4.10 ratio & T5 or T45 Transmission
  • Also fits 1990-1998 V8 Mustangs with T5 & T45 transmissions and the following ratios: 3.55, 3.73, 4.10
  • Made of plastic and color coded white / cream for reference
  • Brand new!

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