Set of 50 - John Deere Torsion Spring - 257SE End Type: 19/41 Inside Diameter: 44.755 MM Wire Size: 6.1976000 Working Range: 90.000 UNITY Maximum Load (LBF/in or N/mm): 31.975 N-M Height: 201.613 MM Number of Coils (Dir. Coil): 3 Material: A15-5 Fits John Deere Rake: 350, 851, 858(s.n. <87200), 894(s.n.<37900), 896(s.n. <13430) This is a genuine John Deere Part. Thanks for looking!