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20733974 SP1 VOLVO (7600 850 008, 3161258, 7403161258) Compressor

1300 025 004

Summary

This heavy-duty single cylinder air compressor is designed for high-performance pneumatic systems. Technical specifications include a Cylinder Bore of Ø85.00, a Stroke of 56 mm, and a Swept Volume of 318cm³. It features an Air Inlet Port of Ø35, an Air Outlet Port of M26x1,5, and an Air Unloader Port of M12x1,5. This water-cooled component is engineered for heavy commercial vehicle applications.

EAN Code8699031049564
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Compatible OEM Codes

  • WABCO 912 142 000 0 SP1 912 114 000 0 SP1 912 112 001 0 SP1 912 112 000 0 SP1
  • VOLVO 21353433 SP1 20733974 SP1 20733972 SP1 20451727 SP1

Description

This single cylinder air compressor plays a critical role in maintaining the pneumatic pressure required for heavy commercial vehicle braking and suspension systems. Engineered with high-strength components, it ensures consistent air delivery and long-term operational stability within the engine's cooling system. The component is designed to withstand demanding service environments through its robust water-cooled architecture.

20733974 SP1 is the OE-equivalent of the VOLVO 20733974 SP1 single cylinder air compressor used in VOLVO heavy commercial vehicles. This part is fully compatible with the technical requirements of OEM reference numbers 7600 850 008, 3161258, and 7403161258 (with gear). It maintains precise pressure regulation essential for professional-grade vehicle maintenance.

For workshop technicians and fleet managers, this unit offers a streamlined installation process thanks to its precise port dimensions, including a Ø35 air inlet and M26x1,5 outlet. The integration of the ESS feature and water-cooled valve plate ensures optimal thermal management during continuous operation. Regular inspection of the water inlet (M16x1,5) and outlet ports is recommended to maintain system efficiency.

Maintaining the air compressor's performance is vital for the overall reliability of the vehicle's pneumatic circuit. This component is built to meet strict industrial standards for durability and fitment accuracy in heavy-duty transport applications.

Technical Specifications

Cylinder BoreØ85.00
Stroke56 mm
Swept Volume318cm³
Air Inlet PortØ35
Air Outlet PortM26x1,5
Number of Cylinders1
Through DriveOK
Air Unloader PortM12x1,5
Water (W) or Air (A) CooledW
Water Inlet PortM16x1,5
Water Outlet PortM16x1,5
With ESS FeatureOK
Water Cooled Valve PlateOK
Weight20,3 KG

Other OEMs

VOLVO

  • 21353433 SP1
  • 20733974 SP1
  • 20733972 SP1
  • 20451727 SP1

WABCO

  • 9121420000SP1
  • 9121420000 SP1
  • 9121140000SP1
  • 9121140000 SP1
  • 9121120010SP1
  • 9121120010 SP1
  • 9121120000SP1
  • 9121120000 SP1
  • 912.142.000.0 SP1
  • 912.114.000.0 SP1
  • 912.112.001.0 SP1
  • 912.112.000.0 SP1
  • 912 142 000 0 SP1
  • 912 114 000 0 SP1
  • 912 112 001 0 SP1
  • 912 112 000 0 SP1

Related Products

Vehicles Used

BrandModelEngine
VOLVO
WABCO

FAQ

What are the compatible OEM reference numbers for this compressor?
This unit is compatible with OEM numbers 20733974 SP1, 7600 850 008, 3161258, and 7403161258.
Is this air compressor suitable for water-cooled systems?
Yes, this is a water-cooled single cylinder air compressor designed for heavy-duty thermal management.
Which vehicle brand is this part compatible with?
This product is specifically designed for compatibility with VOLVO heavy commercial vehicles.
What are the main technical dimensions of the cylinder?
The unit features a Ø85.00 Cylinder Bore and a 56 mm Stroke with a total swept volume of 318cm³.
Does this part include an ESS feature?
Yes, this model includes the ESS feature and is equipped with a water-cooled valve plate for enhanced durability.