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449.01.0017 Oil Suction Manifold Equivalent

449.01.0017

Summary

This oil suction manifold is compatible with Detroit Diesel DD15 engines, serving as a high-strength component for Freightliner and Western Star heavy commercial vehicles. It ensures efficient oil transport from the sump to the pump.

Product identifiers
EAN Code8683457065734
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Compatible OEM Codes

  • DETROIT DIESEL
    • 4721806851
    • 4721806551
    • 4721805951
    • 4721801551

Description

The engine oil suction manifold is a critical component within the lubrication system, responsible for transporting oil from the sump to the oil pump via vacuum suction. This part is manufactured using high-strength components to withstand the rigorous operating conditions of heavy commercial vehicle engines.

The 449.01.0017 is the OE equivalent of the DETROIT DIESEL 4721801551 oil suction manifold used in DETROIT DIESEL DD15 engines, as well as compatible with Freightliner Cascadia, Western Star 49X, and other DD15 applications. It serves as a reliable replacement for DETROIT DIESEL 4721805951, 4721806551, and 4721806851.

To maintain engine health, workshop technicians should inspect the manifold during every oil service for signs of cracks or debris buildup. Ensuring a proper seal at the flange prevents air from entering the system, which could otherwise cause a drop in oil pressure.

When performing installation, it is essential to use new gaskets and adhere to the manufacturer's torque specifications to ensure a perfect seal within the engine lubrication circuit.

Other OEMs

DETROIT DIESEL

  • 4721806851
  • 4721806551
  • 4721805951
  • 4721801551

Vehicles Used

Vehicles Used
BrandModelModel TypeEngine
DETROIT DIESEL
DETROIT DIESEL DD15
FREIGHTLINER 114SD DETROIT DIESEL DD15
FREIGHTLINER 122SD DETROIT DIESEL DD15
FREIGHTLINER CASCADIA DETROIT DIESEL DD15
FREIGHTLINER CENTURY CLASS DETROIT DIESEL DD15
FREIGHTLINER COLUMBIA DETROIT DIESEL DD15
FREIGHTLINER CORONADO DETROIT DIESEL DD15
WESTERN STAR 4900 DETROIT DIESEL DD15
WESTERN STAR 49X DETROIT DIESEL DD15
WESTERN STAR 5700XE DETROIT DIESEL DD15
WESTERN STAR 57X DETROIT DIESEL DD15

FAQ

What is the function of an oil suction manifold?
It acts as a conduit that carries pooled engine oil from the sump to the oil pump, utilizing vacuum to maintain consistent lubrication throughout the engine.
Which vehicles are compatible with this part?
This component is designed for heavy commercial vehicles equipped with Detroit Diesel DD15 engines, including models from Freightliner (Cascadia, Columbia, etc.) and Western Star (4900, 49X, etc.).
What are the equivalent OEM part numbers?
The compatible OEM codes are 4721801551, 4721805951, 4721806551, and 4721806851.
How can I identify a failing oil suction manifold?
Symptoms often include sudden drops in oil pressure or visible leaks around the flange/gasket area during inspection.
What should be checked during installation?
Technicians should ensure all mounting surfaces are clean and use new gaskets to prevent air leaks that could compromise oil pressure.