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303.11.0080 Retarder Solenoid Valve for MAN Trucks

303.11.0080

Summary

This retarder solenoid valve is engineered for heavy commercial vehicle braking systems, specifically designed for MAN trucks. It ensures precise hydraulic control within the retarder system to maintain consistent deceleration performance. Equivalent to OE Knorr-Bremse AE9127 and MAN 51521606000.

Product identifiers
EAN Code8699031090030
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Compatible OEM Codes

  • KNORR-BREMSE
    • K081973K50
    • K081973
    • K024020
    • AE9127
  • MAN
    • 51.52160-6001
    • 51.52160-6000

Description

What does a retarder solenoid valve do?

This retarder solenoid valve plays a critical role in the integrated braking system of heavy-duty vehicles. By managing fluid flow, it regulates the retardation force, providing smooth and reliable deceleration for heavy commercial vehicles during downhill or high-load driving conditions.

Compatible vehicles and systems

This component is compatible with MAN trucks and is designed to meet the rigorous demands of the gearbox and retarder assembly. It functions as a precise control element within the hydraulic circuit to ensure optimal performance under varying thermal and pressure conditions.

Installation and maintenance

Technicians should inspect these valves during routine gearbox and retarder service to prevent pressure fluctuations. Ensuring the valve remains free of contaminants is essential for maintaining accurate response times and overall system reliability in heavy-duty applications.

System performance guidance

Check the compatibility list for fitment details regarding specific MAN models and ensure proper installation to maintain system integrity.

OE cross-reference

303.11.0080 (Retarder Solenoid Valve) is the equivalent of the Knorr-Bremse and MAN OE numbers. This part directly replaces Knorr-Bremse OE numbers AE9127, K024020, K081973, K081973K50. It also replaces MAN OE numbers 51521606000, 51521606001.

Other OEMs

KNORR-BREMSE

  • K081973K50
  • K081973
  • K024020
  • AE9127

MAN

  • 51521606001
  • 51521606000
  • 51.52160.6001
  • 51-52160-6001
  • 51 52160 6001
  • 51.52160-6001
  • 51.52160-6000

Related Products

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
KNORR-BREMSE
MAN

FAQ

What is the function of a retarder solenoid valve?
It manages the hydraulic pressure within the retarder system, allowing for controlled deceleration in heavy commercial vehicles.
Which vehicle brands is this component compatible with?
This part is designed for MAN trucks and is compatible with Knorr-Bremse systems used in heavy commercial vehicle braking setups.
When should I inspect the retarder solenoid valve?
It should be inspected during regular gearbox service or if symptoms of irregular deceleration or pressure loss occur.
Can this valve be used in passenger cars?
No, this component is specifically engineered for heavy commercial vehicle applications such as trucks and buses.
What are the OE reference numbers of this part?
303.11.0080 directly replaces Knorr-Bremse OE numbers AE9127, K024020, K081973, K081973K50. It also replaces MAN OE numbers 51521606000, 51521606001.