This is an aftermarket PTO driveshaft for compatible John Deere mower deck applications. It connects the tractor PTO system to the mower deck and transfers power to keep the deck cutting as intended. Built to match OEM This replacement driveshaft is built to match the original-style fit and function for the intended mower deck PTO setup. Connection points and overall layout are made for a direct replacement, without changing how the deck or PTO system operates. Installation Installation is a straightforward replacement job for a mechanic familiar with mower deck PTO driveline service. Use normal hand tools, follow the machine service procedure, and confirm all guards and retaining hardware are properly secured before running the deck. .product-description-v2 { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: #1d1d1d; line-height: 1.55; max-width: 720px; } .product-description-v2 > div { margin-bottom: 18px; } .product-description-v2 h3 { font-size: 16px; font-weight: 700; color: #1d1d1d; margin: 0 0 8px; } .product-description-v2 p { margin: 0; font-size: 15px; } @media (max-width: 768px) { .product-description-v2 { font-size: 15px; } }