Sadler Power Train stocks electrical relays, engine sensors, temperature sensors, pressure sensors, position sensors, and monitoring system components for commercial truck applications. Our inventory includes sensors from Cummins, Paccar, Dorman Products, and other manufacturers with same-day availability from our Iowa locations in Cedar Rapids, Davenport, Dubuque, and Waterloo. We provide sensors for engine management systems, emission control systems, transmission controls, ABS systems, and various truck monitoring functions. Modern truck electrical and engine management systems require properly functioning sensors and relays for optimal performance, fuel economy, emission compliance, and diagnostic capabilities. Our experienced technical staff helps diagnose sensor-related issues, identify correct replacement components for your truck make and model, and provides guidance on sensor installation and system troubleshooting. With real-time inventory at our Cedar Rapids, Davenport, Dubuque, and Waterloo locations, Sadler Power Train delivers quality sensors and relays with fast shipping and expert support that commercial vehicle operators and repair facilities trust throughout the Midwest region.