The New Holland K3660229221 is a genuine OEM spring designed for a wide range of New Holland agricultural and construction machinery. This essential component ensures proper function and durability across various models, including T-series tractors (T4, T5, T6, T7, T8, T9), C-series compact track loaders, L-series skid steer loaders, LM-series telehandlers, W-series wheel loaders, E-series excavators, and B-series backhoe loaders. Weighing approximately 0.01 kg, this spring is a critical replacement part for maintaining optimal machine performance.