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81130239 VOLVO Twin Cylinder, Air Compressor

1300 050 003

Summary

The 81130239 is a high-precision Twin Cylinder, Air Compressor designed for heavy-duty applications. It features a Ø88.00 mm Cylinder Bore, 50 mm Stroke, and a 608cm³ Swept Volume. This water-cooled component includes an M26x1,5 Air Outlet Port and an M22x1,5 Air Unloader Port, ensuring reliable air supply for Volvo systems.

EAN Code8699031049748
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Description

The heavy-duty 81130239 air compressor is engineered to provide consistent pneumatic pressure within the vehicle's air brake system. As a twin-cylinder component, it utilizes a water-cooled design to manage thermal loads effectively during intensive operation. The precision-engineered parts ensure that the air supply remains stable even under high-load cycles typical of heavy commercial vehicle transport.

81130239 is the OE-equivalent of the VOLVO 81130239 Twin Cylinder, Air Compressor used in the VOLVO vehicle systems. This part is specifically designed to meet the rigorous demands of the heavy commercial vehicle sector, maintaining exact technical tolerances for seamless integration. It features a Ø88.00 mm cylinder bore and a 50 mm stroke to deliver optimal swept volume performance.

For workshop technicians, this unit offers ease of installation due to its standardized port configurations, including a Ø29 air inlet and an M26x1,5 outlet. The inclusion of a water-cooled valve plate and ESS feature ensures long-term durability and thermal stability. Regular inspection of the water inlet (M16x1,5) and outlet ports is recommended to maintain optimal cooling efficiency during service intervals.

Maintaining the air compressor system is vital for braking reliability. This component is built with high-strength components to withstand the vibrations and pressure fluctuations inherent in heavy-duty transport environments.

Technical Specifications

Cylinder BoreØ88.00
Stroke50 mm
Swept Volume608cm³
Air Inlet PortØ29
Air Outlet PortM26x1,5
Number of Cylinders2
Through DriveOK
Air Unloader PortM22x1,5
Water (W) or Air (A) CooledW
Water Inlet PortM16x1,5
Water Outlet PortM16x1,5
With ESS FeatureOK
Water Cooled Valve PlateOK
Weight22,5 KG

Other OEMs

Related Products

Vehicles Used

BrandModelEngine
KNORR-BREMSE
VOLVO

FAQ

What are the technical specifications of the 81130239 compressor?
The unit features a Ø88.00 mm cylinder bore, 50 mm stroke, 608cm³ swept volume, and is water-cooled with an M26x1,5 air outlet port.
Is this part compatible with VOLVO vehicles?
Yes, the 81130239 is specifically designed as an OE-equivalent for VOLVO systems to ensure perfect fitment and performance.
Does this air compressor include cooling features?
Yes, it is a water-cooled (W) system featuring a water-cooled valve plate and specific M16x1,5 inlet/outlet ports for thermal management.
What is the primary function of this twin cylinder part?
It serves as a critical component in the air brake system of heavy commercial vehicles, providing reliable compressed air through its twin-cylinder design.
Which OEM codes does this part replace?
This product is the direct equivalent for the VOLVO 81130239 part number.