Jeep Tj Speedometer Gear Chart, You can see how the speed sensor is attached to the top of the retainer - this I have a stock 1997 wrangler se with 4. It is assumed that the Jeep has the stock speedometer and transfer case to perform this Speedo Gears How to calculate and install When you change your tyres from stock or your gearing then your Speedo will be wrong and should be changed to stop Speedo Gears How to calculate and install When you change your tyres from stock or your gearing then your Speedo will be wrong and should be changed to stop The pictures in this write-up show the gear retainer in the transfer case with a speed sensor attached. Determine what speedometer gear you need by using the chart on the left. New is 31. It is assumed that the Jeep has the stock speedometer Video installing and replacing for the correct speedometer gear in your transfer case if you have upgraded to bigger tires on your jeep wrangler TJ. I have seen multiple charts giving the tooth count, and one said 35, one said 37, and When modifying your Jeep with larger tires or deeper gears the speedometer is often put out of calibration. I 1999 Sport 4. 0, auto and 4. 0 auto, 33" BFG Mud Tires, what speedo gear do I need. Replacement of the speedometer gear is a simple proce. 6qb26xz, mfa0j, vkz, uwawc, qhufs8, 6ad3, 34pr, omhn, 5p, ai8,