The 1st image to the left is our VSS (what is included). Earlier NP231 applications w/ mechanical speedometer cable require updating to an electronic speedometer. We have designed it to fit a standard Toyota electric VSS plug for direct plug-n-play installation.This kit is a MUST if you installed a 2 inch or taller suspension lift in your. Transfer Case Electronic Speed Sensor w/ Harness NP231 Extreme Short. Rugged Ridge 18676.72 - NP231 Mega Short SYE Kit w/ Speed Sensor.

then install the speed sensor 94 YJ, Warn Rock Sliders,GPS, Flowmaster Exhaust,Cd Player,Hi Lift,7500lb winch,full width Dana 44 front, 9inch Rear,soa,Teraflex supershort sye, 38X12.50-15 swampers, 5.38 gears,Detroit Lockers, Cobra CB. This kit must be used w/ a CV style (double cardan) driveshaft. DESCRIPTION 231D remanufactured transfer case replacement unit from THE GEAR SHOP. After the speed sensor ring is on install the new output housing with rtv just like you did the case halves.Requires a converter box to calibrate the speedometer.NP231 Extreme Short Shaft Kit Speed Sensor (# 4990254).NP231 Extreme Short Shaft Kit Output Yoke Nut (# 231112).mounted to the rear of the speedometer housing as opposed to mounting on the front of the. NP231 Extreme Short Shaft Kit Output Yoke (# 600071). Applications: NP231 transfer case 1987 to present (YJ, TJ, XJ).NP231 Extreme Short Shaft Kit Output Seal (# 2199920).

All necessary components to modify the stock NP231 transfer case.The current style NP231 output shaft was put into production in 1997 and is still being used. Speedometer readings are transferred through a tone ring and electronic sensor. Note: The NP231 transfer cases have used two types of output shafts. This kit is also more than 3' shorter than a standard Slip Yoke Eliminator Kit and 1.5' shorter than an ATLAS II.

Not only does the Extreme Short Shaft Kit improve on strength, but it also increases driveshaft length by up to 7' over a stock application. As Haynes would say, installation is reverse of removal. Speedometer readings are transferred through a tone ring and electronic sensor.The NP231 Extreme Short Shaft Kit is what short-wheelbase Wrangler owners have been dreaming about for decades. Swap the speed sensor and gear from the 249 into your 231, paying attention to its position in the 249 case. This kit is also more than 3 inches shorter than a standard Slip Yoke Eliminator Kit and 1.5 inches shorter than an Atlas II. Not only does the Extreme Short Shaft Kit improve on strength, but it also increases driveshaft length by up to 7 inches over a stock application. NP231 front output seal: 710046 NP242/231 input shaft seal: 3173 (single lip) NP242/231 input shaft seal: 710928 (dual lip, VERY nice seal) 46RH, 42RE, 44RE, and 46RE transmission output seal (also known as rear seal): 710058 J Jr. The NP231 Extreme Short Shaft Kit is what short-wheelbase Wrangler owners have been dreaming about for decades. TeraFlex Jeep TJ/LJ NP231 Extreme Short Shaft Kit - 4444400

Np231 speed sensor installation