See John Deere Parts Catalog number "Plow Bottoms" (PC-158) for parts breakdown for older Deere moldboard bottoms
The belt drive output shaft is 1-1/8" inch diameter and 6 spine where as the standard PTO 540 RPM output shaft is 1-3/8" inch diameter and 6 spline
Replaces Case IH and aftermarket part numbers 45114D
and is used on IH Farmall or International Cub and Cub LoBoy Tractors PTO shafts
1 Point Fast Hitch Helper Spring Assembly with Mount for Farmall 140, 130, Super A, 100 Tractors See John Deere Parts Catalog1 Point Fast Hitch Helper Spring Assembly with Mount for International and IH Farmall 140, 130, Super A, and 100 Tractors. Case IH Fast Hitch Helper Spring Assembly with Mount part numbers: 520714R1, 520705R91, 520705R91, 520713R1, 520708R11.