Transmission Speed Sensor — Part No. 28810R9L003 (28810 R9L 003) Product highlights Exact part match: Supplied as part number 28810R9L003 (also listed as 28810 R9L 003) for direct replacement where this OEM number is specified. Single-piece unit: Comes as 1 sensor, ready for installation. Primary function: Accurately monitors transmission speed signals to the vehicle’s control systems, supporting correct shift timing and transmission control. Reliable performance: Built to deliver consistent, repeatable speed readings to help prevent erratic shifting and to maintain transmission responsiveness. Durable design: Compact, service-ready construction designed to meet typical OEM durability and fitment expectations. Why you need this sensor Restores proper transmission control: A functioning speed sensor ensures the transmission control module receives the right speed data, which is essential for smooth gear changes and system diagnostics. Reduces diagnostics time and repeat shop visits: Replacing a known-failure OEM-part number avoids chasing intermittent speed signal issues. Minimizes downtime: Supplying a single, ready-to-install unit simplifies maintenance and fleet repairs. Key attributes Function: Monitors speed signals inside the transmission to provide data for shift control and diagnostics. Compatibility: Direct replacement when part number 28810R9L003 (28810 R9L 003) is specified by the vehicle manufacturer or service manual. Quantity: 1 piece per order. Performance: Engineered for accurate, repeatable output to support reliable transmission operation. Construction: Compact, service-oriented design intended to meet OEM fit and durability standards. Typical use scenarios Routine replacement during transmission service or overhaul when the sensor shows wear or failure. Immediate swap when diagnosing symptoms such as unstable shift timing, incorrect gear indications, or diagnostic trouble codes related to transmission speed signals. Preventive maintenance for fleet vehicles or high-mileage units to maintain consistent transmission performance and reduce unplanned repairs. Package contents One transmission speed sensor, part number 28810R9L003 (28810 R9L 003) Note: Use this sensor as a direct replacement only where the OEM part number 28810R9L003 is specified. Consult vehicle service documentation for fitment and installation procedures.