Jeep TJ Speedometer Gear 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.
* Items in bold have been GPS verified to be within 3 mph of actual speed at 70mph.