John Deere Original Equipment Compression Spring - TCU34147

John Deere Original Equipment Compression Spring - TCU34147 Part Specifications: Wire Diameter (MM) 6.3500, Outside Diameter (MM) 44.4500, Free Length (MM) 68.3300, Spring Rate (LBF/in or N/mm) (N/MM) 59.0000, Solid Length (MM) 44.5000, Number of Coils (UNITY) 7.5000, Material (ALPHA) A15-7, Finish (ALPHA) B-Zinc-Electro Plated, Note (D) Reduced End-Largest Outside Diameter Shown. Fits the following John Deere models: Quik-Trak: 648R, 652B, 652E, 652R, 661R. This is an O.E.M. John Deere part.