Febi Bilstein 39921 Alternator Overrun Pulley Assembly

40.37 GBP

A high‑performance freewheel pulley designed for Renault and Dacia engines, it permits the alternator to spin independently when the engine stops, minimizing vibration and protecting bearings while keeping voltage stable during idle periods.

Brand: febi bilstein
Model: 39921
MPN: 39921
SKU: 39921
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40.37 GBP 40.37 GBP
02-04-2026 16:22:12