The PTO Adapter S.251 by Sparex is designed to bridge incompatible PTO shaft sizes, making it ideal for connecting implements and machinery with differing spline configurations. It ensures efficient power transfer while extending reach between components.
This adapter features a 1 3/8" 6-spline female end and a 1 1/8" 6-spline male end, with an overall length of 136mm (5 3/8") and an extension of 73mm (2 7/8"). Built for durability and precision, it fits securely and maintains consistent alignment under load.
Manufactured by Sparex, a trusted brand in agricultural replacement parts, this universal-fit adapter is not tied to any OEM part number, ensuring broad compatibility across various tractors and implements.
Ideal for farmers, contractors, and equipment operators needing a reliable solution to connect mismatched PTO shafts during fieldwork or machinery maintenance.
Key Features
✔️ Female spline: 1 3/8" – 6 spline
✔️ Male spline: 1 1/8" – 6 spline
✔️ Overall length: 136mm | Extension: 73mm
✔️ Strong, secure fit for power transfer between PTO shafts
✔️ Universal fit – not model-specific
🌟 Perfect for: Agricultural PTO applications, machinery compatibility, implement connection