The New Holland 504315785 is a genuine OEM belt tensioner kit designed for optimal performance and durability in New Holland agricultural equipment. This essential component ensures proper belt tension, preventing slippage and extending the life of engine belts. It is compatible with various New Holland combine and tractor models, including the TC5040, TC5050, TC5060, TC5070, TC5080 combines, and T5030, T5040, T5050, T5060, TD5010, TD5020, TD5030, TD5040, TD5050 tractors. Weighing approximately 0.50 kg, this kit provides reliable operation for critical engine systems.