Jeep Speedometer Gear Chart
The RPM range that is typically accepted as best is between 2000 and 3000 for the 40 L HO engine.
Jeep speedometer gear chart. 17 Rugged Ridge Speedometer Gear with 32 Teeth for 93-06 Jeep Vehicles. Speedometer teeth 26219 Axle Gear Ratio Actual Measured OD. Crown Automotive Vehicle Speed Sensor for 92-95 Jeep Wrangler YJ and 93-96 Cherokee XJ Grand Cherokee ZJ with.
The problem with such charts is they dont take the engine 4 vs. Speedometer Drive Gear 32 Teeth Long. 32 tooth long shaft speedometer gear fits 84-93 Jeep Cherokee 55-86 C.
Formula for Calculating Speedometer Gears. It has been GPS verified with all the shown combinations. These pinion gears easily put the speedometer back to its factory settings allowing you to know your correct speed and mileage.
Not to mention the rpms such charts give are only in the 11 final drive ratio. 5 1 Crown Automotive Speedometer Gear for 84-87 Jeep Cherokee XJ and Wrangler YJ. This chart is known to be accurate and it indicates a 31 tooth is the correct choice for 33 tires and a 373 axle ratio.
Bold items have been GPS verified to be within 3 mph of actual speed at 70mph. If you change to a larger tire size from the factory size then you will alter your speedometer reading and vehicle mileage. Speedo Revolutions Per Mile - The number of RPMs the.
How to use the calculator. Or order a Jeep. To arrive at a correct Jeep part number add the tooth count for the speedometer gear to the end of 520676.
This calculator is a useful tool that will do the math to help you figure out the gears that are needed to make your speedometer work correctly. Jeep TJ Speedometer Chart. OMIX Speedometer Drive Gear for 03-06 Jeep Wrangler TJ Rubicon with NP241 Transfer Case.
NewGear427 27273 newGear 27273 427 newGear 4223 42 tooth gear Determining the old speedometer driven gear is very simple. Tire Height - Please use Inches when measuring. 55-93 Long Shaft Cable Driven Speedometer Gear Chart Tire Size Gear Ratio 44 Tire 42 Tire 40 Tire 38 Tire 36 Tire 35 Tire 34 Tire 33 Tire 32 Tire 31 Tire 30 Tire 29 Tire 28 Tire 27 Tire 538 Ratio 34 36 - - 42 43 - - - - - - - - 513 Ratio 32 34 36 - - 41 42 43 - - - - - - 488 Ratio - 32 34 36 - - - 41 43 - - - - - 456 Ratio 28.
Drive Gear Teeth - The Number of teeth for the transmission. 46 Rugged Ridge Speedometer Gear with 31 Teeth for 93-06 Jeep Vehicles. The chart below show the mating driven.
They are color coded for. 18 rows Calculator for the right gear ratio on the speedometer. Mopar 32 Tooth Speedometer Gear for 55.
To determine the correct. PPR Industries Speedometer Gear with 33 Teeth for 55-93 Jeep Vehicles. 6 cylinder or the transmission 3-speed or 4-speed automatic 3 4 5 or 6 speed manual transmission into account.
For a 26 tooth gear the correct part number is. 7 rows Jeep Speedometer Gears 1980-2006. The last field is the gearing options.
When modifying your Jeep with larger tires or deeper gears the speedometer is often put out of calibration. NewGear 33 27 282 newGear 27282 33 newGear 2307 23 tooth gear The calculation for a ring and pinion swap from 2731 to 4271 would look like. In order to get the best ratio for your Wrangler you will want to play with this until you get the desired RPMs.
Like being in 4th gear if you have the 5-speed or 5th gear if you have the 6-speed. Speedometer teeth 27029 Axle Gear Ratio Advertized Tire OD. When you replace your Jeep speedometer drive gears you dont want to worry about your speedometer being off.
Even Quadratec has two different speedometer gear charts floating around their catalogs and website and only one of them is correct. Jeep Speedometer Gears. TCI Speedometer Gear Calculator.
Make the change to a different Speedometer Gear using the chart above you can find your proper tire size and match it with your Axle Gear Ratio to find which Speedometer Gear you will need. If you are using different size tires andor different gear ratios than are listed above you can use this simple formula. Rear End - Rear Gear Ratio 389 308 411 etc.
Easy and quick to install in the transfer case tail housing dont forget a new O-Ring to prevent leaks after the swap. If you dont get the perfect replacement part however you may either get a speeding ticket or infuriate other drivers.
