Graco Grease Jockey® Pump Kit - Pump Only, No Reservoir, Straight Fill PortFeatures Lubrication is critical to your vehicle's peak performance. With Graco's Grease Jockey automatic lubrication system, vehicle maintenance gets a whole lot easier. Take the hassle out of manually lubricating your chassis and continuously lubricate it instead. Keeps your chassis operating, even in harsh on road conditions Lubricant goes where it's supposed to, automatically, with little or no waste, while the vehicle is operating No wasted time,