Genuine OEM GM TPMS (Tire Pressure Monitoring System) Sensors. This is a complete set of 4 TPMS sensors with brand new service kits. Includes sensors, valve stems, valve stem bolts, valve cores, and valve caps– all of the parts you will need for installation! These are genuine OEM GM TPMS sensors , the same exact sensors that come with your vehicle from the factory. We do not import inferior quality counterfeit sensors from China. Part numbers : 13540601, 13598772, 13589597, 13522628. Replaces part numbers : 13581558, 13586335, 13589255, 15254101, 15922396, 20923680, 22853741, 22854866, 23445327, 25799331, 25920615, 4313085Z000, 13598771. Type : Snap-in (rubber valve stem). Fits models listed below. Please double check for important notes listed next to some applications. Avalanche 2007 (models produced after 10/6/2006). Silverado 2007 (models with snap-in type sensors). Silverado 2019 (models with 315MHz sensors [5.3L & 6.2L] only). Sierra 2007 (models with snap-in type sensors). Sierra 2019 (models with 315MHz sensors). Includes : Four (4) TPMS sensors and four (4) brand new service packs (stem, stem screw, valve core, and valve cap) per item. Remanufactured in-house, fully tested, and. See our Quality Guarantee below! All of our sensors go through the following checks to ensure quality. Sensors are installed in a special test chamber to simulate operating environment and then checked for battery level, signal strength, pressure & temperature reading accuracy, and proper activation. Sensor body inspected for cracks and separations. Pressure sensor port inspected for blockage. Valve body inspected for bends, damaged threads, and excessive corrosion. Inside valve body checked for seized valve cores. Entire sensor cleaned of excess dirt, grime, and tire dust. All of our TPMS sensors are fully guaranteed for 30 days. May fit other models. Please verify part number matches the one on your part that needs replacement! Your vehicle will require programming after replacement of any TPMS sensors (in most circumstances). OEM type sensors have a unique ID that must be “relearned” by your vehicle’s t ire p ressure m onitoring s ystem (TPMS) once they are installed. The procedure varies from one vehicle to the next and ranges in complexity. Most major tire shops and service stations will be equipped to complete the relearn once installed. If you would like some specific information on the programming procedure for your vehicle or have any other TPMS related questions we are happy to offer our expert advice! Typical condition of sensors we sell. Actual parts will be clean and in very good condition but may have some minor corrosion or staining. Genuine OEM Sensors Guaranteed! Beware of cheap imitations that offer “OEM fit” as they are generally of inferior quality. Most of our sensors listed as “aftermarket” are produced by the same OEM suppliers and are of the same quality. We do not import cheap aftermarket or reproduction sensors, period. Notice: All parts have unique IDs which have been recorded. Parts also contain special markings and tamper deterrents.