The John Deere R72111 is a genuine OEM crankshaft pulley designed for a wide range of John Deere agricultural and construction machinery, including tractors, cotton pickers, forage harvesters, skidders, graders, loaders, excavators, dozers, feller bunchers, forwarders, harvesters, and log loaders. This essential engine component ensures proper power transmission and smooth operation. Weighing approximately 0.45 kg, this durable pulley is engineered to meet John Deere's rigorous quality standards, providing reliable performance and direct fitment for specified models and PowerTech engines like 4039, 4045, 6059, 6068, and 6076.