This replaceable heel is commonly used on Oliver landside part numbers: 2171978B
Massey Ferguson planter ring plate part number 440786M2
BB60E Rotary Cutter
MDV (with hub casting # 9504DXA)
The arms are 22" inches apart (inside measurement)
New Old Stock Pinion Shaft for Massey Ferguson 35, 50, 231, 235, 245 Tractors This replaceable heel is commonlyNew Old Stock Pinion Shaft for Massey Ferguson 20, 30, 35, 35X, 50, 135, 140, 230, 231, 235, 245, 2135, 3165 Tractors. Will also fit Massey Ferguson Industrial 20, 20C, 20D, and 30 Tractors. Manufactured in Italy. 6 Tooth with 10 Spline Pinion Shaft. Will ONLY fit 37 Tooth Ring Gears. Pinion Shaft is 9. 35" inch long. Please measure your pinion shaft length before ordering since they offered multiple options. Massey Ferguson Differential Ring and