20842990 VOLVO Twin Cylinder, Air Compressor
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20842990 VOLVO Twin Cylinder, Air Compressor

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Summary

●Cylinder Bore: Ø85.00 ●Stroke: 62 mm ●Swept Volume: 704cm³ ●Air Inlet Port: Ø35 ●Air Outlet Port: M26x1,5 ●Number of Cylinders: 2 ●Through Drive: OK ●Air Unloader Port: M16x1,5 ●Water (W) or Air (A) Cooled: W ●Water Inlet Port: M16x1,5 ●Water Outlet Port: M16x1,5 ●With ESS Feature: OK ●Weight: 22,2 KG

EAN Code8699031050072
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Description

The technical role of this twin cylinder air compressor is to provide reliable pneumatic pressure within the heavy commercial vehicle air brake system. Engineered with high-strength components, this unit ensures consistent air production to maintain system stability and operational safety during long-haul transport cycles.

20842990 is the OE-equivalent of the VOLVO 20842990 Twin Cylinder, Air Compressor used in VOLVO heavy commercial vehicles. This component features a 62 mm stroke and a 704cm³ swept volume to meet demanding industrial standards. It is specifically designed to maintain optimal performance under high-load conditions.

For workshop technicians, this unit features a water-cooled design with a Ø85.00 cylinder bore and an M26x1,5 air outlet port. The integration of an ESS feature and a water-cooled valve plate ensures efficient thermal management. Installation requires careful attention to the M16x1,5 water inlet and outlet ports to ensure proper cooling functionality.

Regular maintenance and inspection of the air unloader port and the through-drive system are recommended to prevent pneumatic pressure drops. This component is optimized for seamless assembly within professional-grade air brake systems.

Technical Specifications

Cylinder BoreØ85.00
Stroke62 mm
Swept Volume704cm³
Air Inlet PortØ35
Air Outlet PortM26x1,5
Number of Cylinders2
Through DriveOK
Air Unloader PortM16x1,5
Water (W) or Air (A) CooledW
Water Inlet PortM16x1,5
Water Outlet PortM16x1,5
With ESS FeatureOK
Water Cooled Valve PlateOK
Weight22,2 KG

Other OEMs

DAF

VOLVO

WABCO

Related Products

Repair Kits

Vehicles Used

BrandModelEngine
DAF
PACCAR
RENAULT TRUCKS
SCANIA
VOLVO
WABCO

FAQ

What is the technical compatibility of this air compressor?
This product is fully compatible with the VOLVO 20842990 system requirements and meets all technical specifications for heavy commercial vehicle air systems.
What are the key dimensions of the cylinder bore and stroke?
The unit features a Ø85.00 cylinder bore and a 62 mm stroke, providing a total swept volume of 704cm³ for consistent air production.
Does this component require water cooling?
Yes, this is a water-cooled (W) component featuring M16x1,5 ports for both water inlet and outlet to ensure optimal thermal regulation.
Is this part suitable for heavy commercial vehicles?
Yes, it is specifically engineered for heavy commercial vehicles requiring high-strength components in their pneumatic systems.
Which OEM number does this product replace?
This product is the OE equivalent for the VOLVO 20842990 model, ensuring precise fitment and performance.