Jeep Speedometer Gears for NP231 Transfer Case. Wrangler TJ, YJ, Cherokee XJ, Grand Cherokee ZJ Years 1991-2006.
If you change to a larger tire size from the factory size then you will alter your speedometer reading and vehicle mileage. Make the change to a different Speedometer Gear, using the chart above you can find your proper tire size and match it with your Axle Gear Ratio to find which Speedometer Gear you will need. They are color coded for easy recognition and are very easy to install at the rear of your transfer case tail housing.
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We sell new parts and accessories for Willys Jeep, MB, CJ2A, CJ3A, CJ3B, CJ5, Willys Station Wagon, M38, M38A1, Willys Truck, Jeepster, FC150, and other Willys vehicles made between 1941-1971. Looking for a Willys repair manual, Willys engine parts, Willys transmission parts or Willys brake parts? How about a Willys Jeep gas tank, a Willys Jeep fender? We have all these parts and so much more!