P/N:5000178336 Fits Wacker Neuson RD880, RD11, RD12-90, and RD16-100 rollers  Function： It all necessary components for replacing a damaged or worn-out flexible coupling, which connects the engine to the hydraulic pump The flexible coupling is an essential component for smooth operation of the ride-on roller and replacing it when worn or damaged is important to maintain machine performance and avoid potential damage to the engine or hydraulic system  Made from high-quality materials for ultimate durability  The packaging includes a new flexible coupling  Direct replacement：Flexible Coupling Sleeve Direct replacement, not require any modification