Universal Tie Rod Style Dump Truck Tailgate Cylinder (TGC25008HM) by Buyers®. Hinge style mount. Rod diameter: 1". Bore: 2.5". Stroke: 8". Keep your tailgate operating smoothly with Buyers Products Tie Rod Cylinders. Each cylinder houses and protects an enclosed tie rod in a durable extruded aluminum body. The cylinders are ideal for dump truck operators to engage and disengage tailgate latches from inside their vehicle without having to leave the cab.