Product Overview This variable displacement axial piston hydraulic pump is designed for the 735, 735B, 740, and 740B articulated dump trucks. It delivers reliable hydraulic power to the hoist, steering, and working hydraulic circuits, ensuring consistent performance in demanding job site conditions. Part Number 187-9090 Interchange Part Number 10R-6685 Pump Type Variable Displacement Axial Piston Application 735 / 735B / 740 / 740B Articulated Dump Trucks Important: Please