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LK3870 KNORR-BREMSE Single Cylinder Air Compressor

3000 040 001

Summary

The LK3870 is a high-strength Single Cylinder Air Compressor designed for heavy commercial vehicle air brake systems. It features a Ø80.00 cylinder bore, 45mm stroke, and 225cm³ swept volume. This water-cooled component includes an M26x1,5 air inlet and M22x1,5 air outlet port, ensuring reliable pneumatic performance in demanding environments.

Product identifiers
EAN Code8699031072296
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Compatible OEM Codes

  • KNORR-BREMSE
    • LK3870
    • K002974TU
  • CUMMINS
    • 3968694

Description

This precision-engineered air compressor is essential for maintaining consistent pneumatic pressure within the vehicle's braking system. Designed for high-duty cycles, the component features a single-cylinder configuration with advanced water-cooling capabilities to ensure thermal stability during operation.

The LK3870 is the OE equivalent of the KNORR-BREMSE LK3870 single cylinder air compressor used in heavy commercial vehicle systems. This unit features a Ø80.00 cylinder bore and a 45mm stroke, providing a swept volume of 225cm³. It is specifically engineered to meet the rigorous demands of professional workshop technicians and fleet managers.

Installation requires attention to the M26x1,5 air inlet port and M22x1,5 air outlet port specifications to ensure seamless integration. The unit is equipped with an M16x1,5 water inlet and outlet system for efficient cooling, alongside an M12x1,5 air unloader port. Regular maintenance of the cooling pathways is recommended to preserve the long-term structural integrity of the components.

VADEN ORIGINAL ensures that every part meets high-strength standards for industrial applications. For optimal performance in braking systems, always verify compatibility with your existing hardware before replacement.

Technical Specifications

Technical Specifications
Cylinder BoreØ80.00
Stroke45mm
Swept Volume225cm³
Air Inlet PortM26x1,5
Air Outlet PortM22x1,5
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

Other OEMs

CUMMINS

  • 3968694

KNORR-BREMSE

  • LK3870
  • K002974TU

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IVECO BUS Metro ISLe
KAMAZ 4308 ISBe
KAMAZ 5308 ISBe
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KAMAZ 6520 ISLe
KNORR-BREMSE
LIAZ 5292 ISBe
NEFAZ 5299 ISBe
PAZ 3204 ISBe
PAZ 3237 ISBe
VOLKSWAGEN Constellation ISBe
YUTONG ZK6118 ISBe
YUTONG ZK6118 ISLe
YUTONG ZK6125 ISLe
ZHONGTONG LCK6118 ISBe
ZHONGTONG LCK6118 ISLe

FAQ

What is the primary function of the LK3870 compressor?
It serves as a critical component in the pneumatic system, providing compressed air for heavy commercial vehicle braking systems.
Which OEM reference is this part compatible with?
This product is the direct OE equivalent for the KNORR-BREMSE LK3870 single cylinder air compressor.
What are the cooling specifications for this unit?
This is a water-cooled (W) component featuring M16x1,5 ports for both water inlet and outlet connections.
Can this part be used in heavy duty vehicle braking systems?
Yes, it is designed specifically for high-strength performance within heavy commercial vehicle air brake architectures.
What are the technical port dimensions for installation?
The unit features an M26x1,5 air inlet port, an M22x1,5 air outlet port, and an M12x1,5 air unloader port.