Tj Speedometer Gear Chart, Dec 1, 2002 · Any time you install larger tires and/or new gears, your speedometer and odometer will need to be recalibrated so they read correctly with your new setup. Find OEM sizes, max fitment by lift, gear ratio recommendations, crawl ratio, metric ↔ inch conversion, and speedometer correction. I also see there are long and short gears. Dec 5, 2016 · Speedometer teeth = 270. New is 31. An accurate speedometer reading is important both on and Learn how to identify and calibrate Jeep speedometer gears from 1980–2006. So if you have an NP2xx t-case (with the exception of maybe the 200, 203, and 205), you can just plug your numbers into the equation and round the result to the nearest whole number. I’ve tried changing the clock position and the gear won’t engage to the shaft. The pictures in this write-up show the gear retainer in the transfer case with a speed sensor attached. Jul 29, 2024 · Get your Jeep TJ's speedometer reading accurately with gear ratio fixes. When modifying your Jeep with larger tires or deeper gears the speedometer is often put out of calibration. Learn how to get true terrain readings and improve your off-roading experience. After installing larger tires, it is important to install a new speedometer gear to match. Stock tire size was 27. Also, when making altering your factory gear ratio or wheel size your speedometer and odometer may read incorrect. I decided to figure out the right way of calculating what you need. Oct 4, 2009 · I often see a number of requests for information on speedometer errors and corrections after differential gearing or tire size changes. The following article will guide you through choosing the correct speedometer gear and then installing it. The chart below lists ring and pinion ratios and tire size. Jun 14, 2026 · Free Jeep tire size calculator covering every Wrangler, Gladiator, Cherokee, and Grand Cherokee generation. Replacement of the speedometer gear is a simple procedure that takes minutes to complete. Is there something I’m missing? Do I need to change the gear on the shaft? Oct 8, 2022 · 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. D. You can see how the speed Apr 21, 2021 · I have a stock 1997 wrangler se with 4. 73 for diesel manual and 4. There are diff ratios for the 4 cylinders and other combinations released in the USA. And I put in all of the usable Dana. 07 for the manual in Australia. 29 × Axle Gear Ratio ÷ Advertized Tire O. 0 TJ Wrangler is 3. Here's a good write-up including charts and a calculator related to speedo gearing that a lot of people might be interested in. You can work out what new Speedo gear you need to correct it using the chart below. Jul 24, 2018 · 󱎖 Speedometer gear won't engage on 91 wrangler Mike Aten Jeep Wrangler YJ 5y · Public I have a 91 wrangler I change the speedometer gear to a 30 to compensate for larger tires. sohm, ja, mz50h, n2df, yp, hu9jjcqca, lvmng, 5jpep, o4d, 86m4qnb, \