The Ingersoll 4221 is a lawn tractor manufactured by Ingersoll. It features a 21 horsepower Briggs & Stratton 627cc 2-cylinder gasoline engine. The tractor uses a Hy-drive transmission with infinite forward and reverse speeds in two ranges. It is a two-wheel drive machine with manual gear and sector steering, with an optional power steering version (4221PS). The tractor's dimensions include a length of 72 inches, width of 41 inches, and height of 43.5 inches at the steering wheel. It weighs between 1,000 and 1,025 pounds depending on the model, with ground clearance of 11 inches. The front tires are sized 16x6.5-8 and the rear tires 32x8-16.