Original rear belt pulley assembly removed from an Allis-Chalmers WD-45 tractor. PTO-driven gearbox and engagement assembly. Was used to power stationary farm equipment like mills and grinders.
Unit is in used condition with surface rust from age and storage. Pulley appears to be removed, so selling as-is. Great candidate for restoration or as a parts unit. Hard-to-find piece for WD / WD-45 tractors.