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LK4958 KNORR-BREMSE Twin Cylinder, Air Compressor

1800 070 001

Summary

●Cylinder Bore: Ø86.00 ●Stroke: 54 mm ●Swept Volume: 630cm³ ●Air Inlet Port: M26x1,5 ●Air Outlet Port: M26x1,5 ●Number of Cylinders: 2 ●Through Drive: OK ●Air Unloader Port: M12x1,5 ●Water (W) or Air (A) Cooled: W ●Water Inlet Port: M18x1,5 ●Water Outlet Port: M18x1,5 ●With ESS Feature: OK ●Weight: 18,8 KG

EAN Code8699031052731
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Description

This twin cylinder air compressor is engineered to provide reliable pneumatic pressure within the heavy commercial vehicle braking system. Designed with a robust structure, it ensures consistent air supply for critical braking operations. The component features a specialized water-cooling design to maintain optimal operating temperatures during high-demand service cycles.

LK4958 is the OE equivalent of the KNORR-BREMSE Twin Cylinder, Air Compressor used in KNORR-BREMSE systems. This high-strength component is manufactured to meet rigorous technical standards, ensuring seamless integration with existing pneumatic architectures. It is specifically designed for heavy-duty applications requiring stable air displacement.

The unit features an M26x1,5 air inlet and outlet port configuration, alongside an M12x1,5 unloader port for precise pressure regulation. For workshop technicians, the water-cooled valve plate and through-drive design facilitate efficient assembly and long-term thermal management. Proper installation of the M18x1,5 water ports is essential for maintaining the cooling efficiency of the compressor unit.

Maintenance of the air system should include regular checks of the water inlet and outlet connections to prevent overheating. This component is optimized for systems where high-strength components and precise volumetric displacement are required for heavy commercial vehicle stability.

Technical Specifications

Cylinder BoreØ86.00
Stroke54 mm
Swept Volume630cm³
Air Inlet PortM26x1,5
Air Outlet PortM26x1,5
Number of Cylinders2
Through DriveOK
Air Unloader PortM12x1,5
Water (W) or Air (A) CooledW
Water Inlet PortM18x1,5
Water Outlet PortM18x1,5
With ESS FeatureOK
Water Cooled Valve PlateOK
Weight18,8 KG

Other OEMs

FORD

  • 7C46 2875 AD N
  • 7C46-2875-AD-N
  • 7C462875ADN

KNORR-BREMSE

  • K013739
  • LK4958
  • K013739-LK4958

Related Products

Vehicles Used

BrandModelEngine
FORD
FORD CARGO 1835
FORD CARGO 1838T
KNORR-BREMSE

FAQ

What are the technical specifications for the LK4958 compressor?
The LK4958 features a cylinder bore of Ø86.00 mm, a 54 mm stroke, and a 630cm³ swept volume with M26x1,5 ports.
Is this air compressor compatible with KNORR-BREMSE systems?
Yes, the LK4958 is a high-quality replacement compatible with KNORR-BREMSE systems and OE code LK4958.
Does this unit use water or air cooling?
This is a water-cooled (W) model featuring M18x1,5 water inlet and outlet ports for thermal management.
What is the number of cylinders in this compressor?
This is a twin cylinder model (2 cylinders) designed for heavy commercial vehicle pneumatic systems.
Which OEM codes does this product replace?
This product is the direct OE equivalent for the KNORR-BREMSE LK4958 specification.