Damper, Clutch This is a solid hub that replaces the spring loaded "dampener type hub".    Dim A (1): 17 Internal Spline    Replaces: 158573A, or OEM kit 166080AS    Spline Count: 17    Spline Diameter: 1.120" White/ Oliver/ Mpl Moline Tractor 1850 (Diesel S/N 150421- 190007) 4-175
