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
The mounting arm in this listing is "square" shaped
Replaces Massey Ferguson and aftermarket plow landside part numbers: 660002M1
300 (Gas (SN: 6095009 - 6122024))
1 Point Fast Hitch Helper Spring Assembly with Mount for Farmall 140, 130, Super A, 100 Tractors The belt drive output shaft1 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.