Add to cart Simpson Chicken Tractor Plans $19.99 The plans contain 72 pages of highly detailed drawings to show you exactly how to assemble the Simpson chicken tractor with ease. We’ve even included 3D renderings for each step thru the process, so you’ll have an idea of what stage the tractor is in after each phase. Also included are a complete shopping list for every piece of lumber, hardware, material and equipment you’ll need to purchase. Detailed step-by-step cut lists are included, as well as instructions on how to label each part for easy assembly. Once all of your cuts have been made, use the step-by-step assembly instructions to begin building your chicken tractor.