The Kubota W21CS09098 Spring is an authentic OEM replacement part designed for a wide range of Kubota agricultural and construction machinery. This genuine spring ensures proper function and durability in models including L-series tractors, RTV-X series utility vehicles, ZD-series zero-turn mowers, SVL-series compact track loaders, KX-series excavators, F-series front mowers, B-series backhoe loaders, and R-series wheel loaders, maintaining optimal performance and safety.