Complete Tractor Pulley For John Deere 7700 Combine; 4040; 4230; 4240; 4430; 4440; 100% new pulley meets OEM quality for tractors and farm equipment 1-year warranty covers you throughout planting and harvesting seasons Factory direct pricing delivers an honest value for hard-earned money Replaces OEM Numbers: John Deere: R52159 Specs: Description : Pulley