Be careful when repairing the auxiliary drive: here the whole system is affected by wear. This system is exposed to power peaks of up to 1300 N and needs to be checked thoroughly. In modern vehicles, up to four units are driven by a v-ribbed belt. This load population of several units, with alternator, air-conditioning compressor, water pump and hydraulic steering assist, places great demands on the tension units. The damping function in particular is put to the test on a daily basis.
The safe solution: the RUVILLE tension roller kit for the auxiliary drive.
All wear parts needed to change the system are all together in just one practical pac