303.11.0102 DAF Compatible Retarder Control Valve
303.11.0102
Summary
This retarder control valve is designed for heavy commercial vehicle transmissions. It ensures precise oil flow management for reliable deceleration in DAF 95XF, CF85, CF75, and XF105 models. Compatible with ZF and Voith systems. Equivalent to OE DAF 1386811, MAN 81325500009 and Mercedes-Benz 0042549175.
| EAN Code | 8683457041707 |
|---|
Ready to Order
Compatible OEM Codes
-
MAN
- 81.32560-0053
- 81.32560-0052
- 81.32550-0011
- 81.32550-0009
-
DAF
- 1734012
- 1670254
- 1621930
- 1386811
-
ZF
- 0501 321 459
- 0501 321 329
- 0501 317 865
-
RENAULT TRUCKS
- 7420966211
-
MERCEDES BENZ
- 004 254 91 75
Description
What does a retarder control valve do?
This retarder control valve is a critical component within the hydraulic retarder system integrated into heavy commercial vehicle transmissions. It regulates the oil flow to manage the timing and intensity of the deceleration force, allowing for staged braking without excessive wear on the service brake linings.Vehicle and engine compatibility
The component is specifically engineered for compatibility with DAF 95XF, CF85, CF75, and XF105 models. It is also fitted to MAN, Mercedes-Benz, and Renault Trucks. This part is compatible with ZF systems and other integrated hydraulic retardation units found in heavy-duty applications.Installation and maintenance
For workshop technicians, ensuring correct installation is vital for maintaining system pressure and flow accuracy. When replacing this valve, it is essential to verify that all connection ports are clear and that the mounting surfaces are prepared according to manufacturer specifications to prevent leaks or pressure drops.Troubleshooting guidance
If the vehicle experiences a loss of deceleration or if the retardation engages uncontrollably, this control valve should be inspected as a primary suspect in the system failure.OE cross-reference
303.11.0102 (Retarder Control Valve) is the equivalent of the DAF, MAN, Mercedes-Benz, Renault Trucks and ZF OE numbers. This part directly replaces DAF OE numbers 1386811, 1621930, 1670254, 1734012. It also replaces MAN OE numbers 81325500009, 81325500011, 81325600052, 81325600053, Mercedes-Benz OE number 0042549175, Renault Trucks OE number 7420966211 and ZF OE numbers 0501317865, 0501321329, 0501321459.Other OEMs
DAF
- 1734012
- 1670254
- 1621930
- 1386811
MAN
- 81325600053
- 81325600052
- 81325500011
- 81325500009
- 81.32560.0053
- 81.32560-0053
- 81.32560-0052
- 81.32550-0011
- 81.32550-0009
MERCEDES BENZ
- A0042549175
- 004 254 91 75
RENAULT TRUCKS
- 7420966211
ZF
- 0501321459
- 0501321329
- 0501317865
- 0501 321 459
- 0501 321 329
- 0501 317 865
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| DAF | |||
| DAF | 95XF | ||
| DAF | CF75 | ||
| DAF | CF85 | ||
| DAF | XF105 | ||
| MAN | |||
| MERCEDES BENZ | |||
| RENAULT TRUCKS | |||
| ZF |
FAQ
What is the function of a retarder control valve?
It acts as the primary regulator for oil flow within the transmission's hydraulic retarder unit, controlling the strength of the deceleration force.
Which vehicles are compatible with this part?
This valve is designed for DAF models including 95XF, CF85, CF75, and XF105, as well as MAN and Mercedes-Benz trucks.
Does this valve work with ZF systems?
Yes, this component is engineered to be compatible with ZF systems used in heavy commercial vehicle transmissions.
What are the symptoms of a faulty retarder valve?
Common symptoms include a complete loss of retardation capability or an inconsistent/uncontrolled engagement of the braking force.
What are the OE reference numbers of this part?
303.11.0102 directly replaces DAF OE numbers 1386811, 1621930, 1670254, 1734012. It also replaces MAN OE numbers 81325500009, 81325500011, 81325600052, 81325600053, Mercedes-Benz OE number 0042549175, Renault Trucks OE number 7420966211 and ZF OE numbers 0501317865, 0501321329, 0501321459.