Air Pressure Sensor - Kenworth / Peterbilt

The Automann 577.59515 OE Air Pressure Sensor is engineered to be compatible with Kenworth, Peterbilt, and PACCAR air systems. As listed by Van Horn, it is marketed as “Paccar Air Pressure Sensor 577.59515 — Same as Automann 577.59515, 2505669C9, 5005758, 5008677.” According to Nick’s Truck Parts, it acts as a Bendix PS-60 style low air pressure sensor that provides active feedback on air pressure levels. Its design respects high-temperature environments, rated up to 302 °F, enabling it to remain accurate under engine bay heat and extended duty cycles. In use, this sensor plays a critical role in ABS/EBS systems by monitoring system pressure and enabling safe braking logic. Given its direct OE equivalence and robust construction, it is a reliable replacement for failing or drifted sensors. Wofford Truck Parts offers it to fleets and repair shops needing dependable sensor performance in braking systems.