331.02.0004 DAYCO Compatible Belt Tensioner, Fan

The VADEN ORIGINAL 331.02.0004 is a critical component designed to maintain optimal belt tension within the cooling system. This part ensures the stability and efficiency of the fan drive, preventing slippage and maintaining consistent engine performance under demanding conditions.

This product is a high-strength component developed to be compatible with MAN (51958007434, 51958007437, 51958007467, 51958007479) and DAYCO (APV1128) systems. It is specifically engineered for heavy-duty applications in vehicles such as the MAN TGM I (D0834, D0836), TGL I (D0834, D0836), LION´S CITY (D2866, D0836), and various other MAN series models like SL II or LION´S CLASSIC. 331.02.0004 is the OE equivalent of the MAN 51958007434, 51958007437, 51958007467, and 51958007479 parts.

For workshop technicians and fleet managers, this belt tensioner offers a reliable solution for maintaining cooling system integrity. Regular inspection of the belt path and tension levels is recommended during scheduled maintenance intervals to ensure the longevity of the cooling assembly.

The robust construction of this part makes it suitable for continuous operation in heavy commercial vehicles, providing a stable mechanical interface for the fan belt.