Valve Cover Gasket
PAI Industries’ Valve Cover Gasket 631366 is molded rubber built for Detroit Diesel DD15 engines, replacing OEM A4720160121 with a precise, leak-resistant seal. Made by ISO-certified U.S. manufacturing facilities and backed by a 2-year unlimited mileage warranty, this gasket offers durability and peace of mind. Available from Wofford Truck Parts, it’s a trustworthy choice to restore OEM-level performance.
$54.36
Specifications
The PAI Industries Valve Cover Gasket, part number 631366, is a molded rubber gasket engineered specifically for use on Detroit Diesel DD15 engines, designed to replace OEM part A4720160121 and ensure a proper seal for optimal engine performance. Constructed for durability and precision, it matches OEM contours and sealing requirements to prevent leaks on the valve cover interface.
Manufactured by PAI Industries in ISO 9001-certified U.S. facilities using high-quality materials, this replacement part is built to last and backed by a 2-year unlimited mileage warranty for added reliability. Sold by Wofford Truck Parts, the 631366 gasket is an excellent choice for fleet service centers, professional mechanics, and truck operators who demand OEM-fit performance and strong aftermarket assurance.
Compatibility
Freightliner Cascadia – 2008–present
Freightliner Coronado, Century S/T, Columbia – 2008–(varies per model; generally from 2008 onward)
Sterling A-Line / L-Line – began 2008
Western Star 4900 – began 2008
Peterbilt (DD15 option) – from ~2008 onward
Kenworth (DD15 option) – from ~2008 onward
Volvo VNL (DD15 option) – from ~2008 onward
Alternative Part Numbers
PAI631366
