Part Information: OEM Part Number: 4602503AB Replaces: 4602503AA, 4602503AC Also Known As: Tire Pressure Transponder, Front Left TPMS Sensor Position: Front Left Wheel Only Frequency: 315 MHz (standard for FCA/LX platform) Condition: 100% Brand New. Package Includes: 1 × TPMS Sensor (Front Left). Vehicle Fitment: This front left TPMS sensor fits the following FCA LX-platform vehicles equipped with factory tire pressure monitoring. Key Features: Precision-engineered to match OEM signal protocol and pressure range Pre-installed rubber valve stem – no additional parts needed Sealed electronics for resistance to moisture, road salt, and vibration Direct plug-and-play replacement – no VIN coding required. Installation & Relearn Required. After installation, your vehicle must perform a TPMS relearn procedure. On these models, this is typically done using an OBD2 scan tool or by driving at highway speed for 10-20 minutes. Without relearn, the TPMS warning light will remain ON and system won’t function correctly. Our working time: Monday to Saturday, 9:0018:30. Our 30-day Satisfaction Guarantee assures our customers that they will receive all orders promptly and exactly as described. Used items will not be accepted for return. Hope for best understanding.