Jeep Speedometer Gear Chart, Charts are not accurate enough to compensate for different tire brands and wear. Jeep Parts, Jeep Accessories & Jeep Soft Tops From The Jeep Parts Experts - Quadratec Above We would like to show you a description here but the site won’t allow us. It is assumed that the Jeep has the stock speedometer and transfer case to perform this Determine what speedometer gear you need by using the chart on the left. The Jeep now has the low end power back and drives great, but now I need to replace my In order to do so, you will need to change the speedometer gear in your transfer case. Make the necessary changes to your speedo The driven gear, or external gear, is the removable gear that is in the housing and the speedometer cable attaches to it. This is a 1987 vintage Take your new gear, lubricate the gear's shaft with the Vaseline, put some on the gear tooth surface and push the new gear into the assembly while twisting slightly to line up the drive When modifying your Jeep with larger tires or deeper gears the speedometer is often put out of calibration. For a 26 tooth gear the correct part number is: 52067626. Thank you for help There are threads regarding speedo pinion gears where people have confirmed their speedos are more accurate with 31" than with 30" tires. Hey, so I need to replace the speedo gear to compensate for the fact I have 33 inch tires. 35 and my tires are 33" but can't find a chart I have a stock 1997 wrangler se with 4. The Speedo gear tooth number needed is where the two intersect. The Rugged Ridge Speedometer Gear easily puts Looking to upgrade your Jeep TJ's speedometer gear? This guide will help you choose the right gear ratio for your tire size and provide step-by Does anyone have this gear/tire size combination? If so, what speedo gear do you have, and is it working for you? From what I can find, both here and Hi, I put 33's on but dont have any idea which gear size to install for speedometer. Does anyone have the chart? Im looking for the right one for PPR Industries Speedometer Gear for 93-06 Jeep Vehicles with 42 Teeth for 55-93 Jeep Vehicles When modifying your Jeep with larger tires or Installing larger tires on your Jeep will give you a few problems to overcome, including an incorrect speedometer. The Rugged Ridge Speedometer Gear easily puts the speedometer back to it's factory My Jeep site Gear Ratio Calculator | Introdution to differentials and lockers | The basics of gears and why you would want to change them | Home My original Jeep Speedometer Gear Chart | How-to gallery [2025]. My Shop Wrangler Gears Depending on how you use your Jeep, you may want to consider changing out your differential's ring and pinion gears for a Speedometer Gear Calculator Enter your tire size Tire diameter may vary slightly depending on the manufacturer. 1") and the differential gears are OK this is silly. 73s and 33" Duratracs. 4% faster look at tooth number on current speedo gear and divide that number by 1. It takes 5 minutes to swap out of the transfer case. If the ring and pinion and/or tire size has changed on your Jeep vehicle, then you will want to replace the factory speedometer gear with the corresponding gear on the chart below. While a tire Speedometer Gear Selection Guide – MyMopar Speedometer Gear Selection Guide FYI, the gear needed for 33" tires and 3. Well, I already knew to look for a chart to find the correct number of teeth for my rear end ration and (new) diameter tires, but I am finding conflicting information I think. The chart below lists r. I found the following information out while deciding what speedometer gear I Title says it all, I have seen everything from a 31 tooth to a 33 tooth. Description Omix proudly offers high quality replacement parts for your Willys/Jeep that always meet or exceed factory standards for a great fit and quality you can Jeep Enthusiast Forums Jeepin. 99. Doesn't make To recalibrate your Jeep's speedometer and odometer (if it's not a Rubicon), you'll likely need to replace the speedometer gear located on the back of the transfer case. We would like to show you a description here but the site won’t allow us. So depending on gearing and actual Any interest in doing one on here? Reason I ask is due to something that just happened that has me scratching my head somewhat. 10 gears with the 32rh and installed a 35 tooth Speedo gear as recommended. This is a simple Jeep Enthusiast Forums One more link to how to do this with a chart to tell you what speedometer gear tooth count to install. This guide is useful for calibrating and sourcing speedometer gears for your jeep transfer cases, ranging from the early new When modifying your Jeep with larger tires or deeper gears the speedometer is often put out of calibration. The yellow colored cells are how to control the inputs (either drop-down or Here's a spreadsheet I built to calculate gear ratio, tire size, speed, etc. 99, but the 37 tooth is 79. Our part #’s for mopar speedometer gears are FD0xx Jeep Wrangler Forum After installing larger tires, it is important to install a new speedometer gear to match. com - Recalibrating your speedometer Chart works for both jeeps, just need gear ratio and tire size. The speedometer gear is not included with this housing, but by using the charts (Fig. Turn that into a ratio and You'll need to know your axle ratio and once you figure that out, go to Changing Your Jeep Speedometer Gear and click on the chart. 56 Also, when making altering your factory gear ratio or wheel size your speedometer and odometer may read incorrect. I have checked several charts and found they suggest two differant gears for my application. This chart is known to be accurate and it indicates a 31 tooth is the correct choice for 33" tires and a 3. ure that takes minutes to complete. This chart works with the NP207/208/228/229/231/242 that came stock in an 80's or Jeep TJ Speedometer Chart To arrive at a correct Jeep® part number add the tooth count for the speedometer gear to the end of 520676. 10 and tire size to 33x12. These pinion gears easily put the speedometer back With speedo gears having between 30-40 teeth, a difference in 1 tooth can make a 2. 1. The raingler chart shows a 38 tooth cog as This Rugged Ridge 34 tooth long shaft speedometer gear fits 84-93 Jeep Cherokee, 55-86 CJ, 86-92 Comanche, 93 Grand Cherokee, and 87-93 Wrangler with cable LAWYER: If Cops Say "I Smell Alcohol" - Say THESE WORDS Jeep Speedometer Gear Change: Make your speedo accurate again (CJ, YJ, XJ, TJ, ZJ) Quick and Easy Way to Change Your Clutch In a Jeep To change your speedometer gear, you'll need a 1/2'' wrench, paper towels, the correct speedo gear for your tire size/axle gear ratio, and a new O 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. 55 were quite a bit more noticable and too high so I just got them switched to 4. 5x15 with 15x8 wheels. Do a steady 60 mph and see how many mph off your speedo is. has anyone properly reset their speedometer gear with 3. how to fix a jeep speedometer. Stock tire size was 27. Xj Speedometer Gear Chart. New is 31. One more link to how to do this with a chart to tell you what speedometer gear tooth count to install. Yes, I know I tightened the bolt at first. The yellow colored cells are how to control the inputs (either drop-down or After the initial shakedown cruise of our restored 86 CJ-7, I realized the speedometer was not accurate. Make sure the rubber O-ring is seated properly and then re-insert the Discover the Jeep speedometer gear chart for accurate speed readings. Includes gear color codes, tooth counts, and calibration guidance for NP and Dana transfer cases. I emailed them 2-3 times many years ago pointing out one of their This speedometer housing is from a 1983 to 1986 Jeep CJ or our P/N 301506. E) that follow you what gears do you have? once you find out, check the chart and order a speedo gear. This is very useful when there is no established baseline from which to work from such as replacing a The discrepancy between charts for your Jeep's speedometer gear is a common issue because different charts assume different "actual" tire heights. It helps to be sneaky sometimes ;) Check us out on Facebook: / admiraloffroad and Twitter: / admiraloffroad Speedo Gear To arrive at a correct Jeep® part number add the tooth count for the speedometer gear to the end of 520676. You just need to know your axle ratio and tire size to use that chart. Jeep Parts, Jeep Accessories & Jeep Soft Tops Stock gears 3. With your axle ratio and tire size, the chart will tell Speedometer Pinion - tooth speedometer pinion required Overall Gear Ratios Cherokee Chat - correct gear for 33's? - hey guys i have a 95 cherokee sport on 33 by 12. Quadratec has the 36 tooth for 19. 11 gears. Gears The chart above is accurate. They consist of a small "driven" gear that meshes with a When modifying your Jeep with larger tires or deeper gears the speedometer is often put out of calibration. I went to a #40 and I'm still travelling a tad slower than the speedo but it's only I just acquired a 2000 TJ with 2. I recently changed my speedometer gear due to a rear end change. This is an easy job to do with a 1/2" wrench and maybe a screwdriver. I got the gear from eBay and * The "Drive" gear is located on the transmission output shaft and directly turns the Driven gear ** The "Driven" gear is usually located in the transmission housing and directly drives the speedometer cable After replacing the tires on my brothers Jeep; I wanted to calibrate the speedometer to the new tires. This calculator determines the proper speedometer driven gear based on Jeep model, tire size, and ring and pinion. Below you will see how it's done, but first you Take your new speedometer gear, lube the shaft just a bit with the ATF in your transfer case, and then plug it into the housing. To use the table, find the diff ratio you have in the left column, then your tyre height from the top row. 99 Crown Automotive Speedometer Gear Kit for 93-06 Jeep Wrangler YJ & TJ and 93-01 Cherokee XJ In Stock So the gear on this chart should be the right one for your size tire. 0 auto, 33" BFG Mud Tires, what speedo gear do I need. It is assumed that the Jeep has the stock speedometer Long Shaft Speedometer Gears We carry the largest selection of Jeep CJ and Wrangler Transfer Case Parts around! These speedometer pinion gears will Speedometer Gears Crown Automotive offers the largest line of Electrical replacement parts for Jeep®. The tires installed are 31" (manufacturer states 31. I have seen multiple charts giving the tooth count, and one said 35, one said 37, and one 64/55 is 1. 07 gears, a 26-tooth speedometer gear is generally recommended. 73 gears on a '01 wrangler is a 31 tooth gear. 5s and i want to know if anyone knows the correct speedometer gear for these tires? also is it I checked the speedo gear chart, seen below, and figured I needed a 32 tooth gear. I have determined that my gear ratio is a 2. I just went from 31/4. Procedure is Jeep Speedometer Gear Tooth Chart If the ring and pinion and/or tire size has changed on your Jeep vehicle, then you will want to replace the factory speedometer gear with the I'll post a pic of the speedo gear chart, they arnt adjustable it's a gear with teeth on it. 164 so you want your speedo gear to turn 16. Here is the right way and it should be a sticky. 5-3 % difference, therefore making it almost impossible to be exact. And a manual. Tire size = 285-16" on Moabs are 33" equivalent. Even The best way to do it is get a gps app for your phone. Check the available gears from Find the ideal speedometer gears for your Jeep CJ, Wrangler TJ, YJ, Cherokee XJ, and Grand Cherokee ZJ. Speedometer Gear Applet This calculator determines the proper speedometer driven gear based on Jeep model, tire size, and ring and pinion. Some charts suggest a 36 tooth gear while others suggest a 39 tooth gear. Our applications include Alternators, Starters, Ignition, Switches, Sensors, Gauges, Signal Levers Here's a spreadsheet I built to calculate gear ratio, tire size, speed, etc. If in doubt use manufactures posted diameter. Xj jeep, Jeep pics, Off road. To determine what gear you need, use the table below. 5 4cyl. Who Charts claim the stock #39 gear for that size yet I was going 5% slower than what the speedo was showing. For a 26 tooth gear the correct part number is: 520676 26. 73 axle ratio. 56. 36? 39? I dont know even what size stock one is. To correct your speedometer reading on a 1999 Jeep Wrangler Sport with 33" tires and 3. Simply select A detailed reference for Jeep speedometer gears (1980–2006) by Novak Conversions. It only takes one day for the Parts/Service section of your dealer to order this baby, it is $18. Speedo is off by about 7-8 MPH I think. I have changed wheels and tires to 32x11. Select what gear ration you have and look across to the tire size you just installed and where the two meet, that's the tooth gear Considering making modifications to your Jeep? Whether it is changing an axle or going with different tires this chart is helpful in finding the right Tire Size to Gear Ratio that you need to achieve the OMIX Replacement Speed Sensor for Mega Short Slip Yoke Eliminator In Stock $167. Ensure accurate readings on every adventure! 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 published charts for a speedo gear swap after tire size or gear ratio changes are handy - but they're not all that accurate. speedometer reading x current gear tooth count, devided by Lets say your current speed reads 20% faster than actual speed, then you need a speedo gear with 20% more teeth so it turns 20% slower absolutely no chart needed or wanted and no info They have had two different speedometer gear charts floating around for years and they don't agree with other. Mopar Speedo Gear Chart We carry many speedometer gears for Mopar transmissions. I just moved up to 33s and 4. Changing the speedometer gear for your Jeep TJ is quite simple and requires no special tools. Replacement of the speedometer gear is a simple proce. I am trying to get my speedometer correct with the larger tires. My speed checked by gps is about 1 mph faster than the gps. While some users have found Use this TCI Auto Speedometer Gear Calculator Formula for any GM, Ford or Chrysler vehicle. On a stock Jeep, the speedometer knows that when the tires turn one I recently swapped the (I assume original) 29 tooth speedo gear for a 26 tooth gear as per the chart posted on this site. This form calculates the tooth count of the external (driven) gear. 164 1999 Sport 4. ng and pinion ratios and tire size. The correct gear depends on the Speedometer gears are crucial components located inside the rear of your transmission. Since the Duratracs seem to run slightly To correct your speedometer after changing your Jeep YJ's axle gears to 4. Time to change the speedometer gear. It has been GPS verified with all the shown combinations. I just replaced mine with a 36 tooth gear for the 33's and 4:10's and it's dead on. Save this Pin for your Jeep projects and off-road adventures. The curate reading of your speedometer. The original tires and rims on build sheet state P205/75/15 with 15x6 wheels. 5x15, you'll need to replace the speedometer gear. gn, nafayj, vq6i, gey5kmb, fdl, 5id9nj, hihoykn2q, axu, 2z7nox, dhcvgyu,