Overview Product Description SOC Premium Tractor Hydraulic Fluid. 55 gallon drum. Product Videos Custom Field Product Reviews Write a Review Write a Review × SOC Lubricants SOC® Premium Tractor Hydraulic Fluid - 55 Gallon Drum Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments