Shift Cover Assembly

Description Shift Cover Assembly The Chelsea 329361X Air Shift Cover Assembly is a direct-fit replacement cover for Chelsea PTOs, designed to convert or maintain pneumatic (air) shift operation instead of traditional cable mechanisms. Engineered to OEM standards for 440, 660, and 680 series PTO units, this assembly provides smooth, reliable engagement of auxiliary equipment such as hydraulic pumps on heavy-duty trucks, carriers, and wreckers. Its robust construction and high‑quality materials help ensure long service life in demanding towing and recovery environments. Specifications Part type: PTO air shift cover assembly (air control shift cover). OEM brand: Chelsea / Parker Chelsea (440/660/680 series PTO). Primary OEM reference: 329361X (Shift Cover / Shift Cover Kit). Typical dimensions (approximate, may vary slightly by supplier): Length: about 5.85–8.00 in. Width: about 6.50–6.65 in. Height: about 4.00–6.35 in. Typical weight: approximately 2.5–2.6 lb. Actuation method: pneumatic (air) control to engage PTO. Application category: PTO and driveline component for heavy-duty truck hydraulic systems Cross-Reference WA20-03-1030 SP329361X ETP-329361X