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Jeep TJ Speedometer Chart

R&P / Tire 38" 37" 36" 35" 33" 32" 31" 30"
5.13 38 39 40 41 43 45 46 48
4.88 36 37 38 39 41 43 44 46
4.56 34 35 36 37 39 40 42 43
4.11 31 32 33 34 36 37 38 40
3.73 27 28 28 29 31 32 33 34

To arrive at a correct Jeep® part number add the tooth count for the speedometer gear to the end of 520676. For a 26 tooth gear the correct part number is: 52067626.

*Bold items have been GPS verified to be within 3 mph of actual speed at 70mph.