88GB458P678
V-Belt
Mack

This V-belt is a crucial element in the engine’s accessory drive system, responsible for transmitting power to various components such as the alternator, water pump, and air conditioning compressor. Its reinforced construction ensures flexibility, strength, and resistance to wear, heat, and cracking. Proper tension and alignment are essential for optimal performance, preventing slippage and ensuring consistent power transfer. Regular inspection and timely replacement with this belt help avoid unexpected breakdowns and maintain engine efficiency. Its design promotes quiet operation and reduces vibrations, contributing to a smoother running engine. Source One Parts Center provides this durable V-belt, supporting your maintenance routines and helping keep your heavy-duty truck operating reliably under demanding conditions.