The J.I. Case 450B Loader is a crawler loader produced from 1978 to 1983. It features a 3.4L 4-cylinder liquid-cooled diesel engine delivering 58 hp gross and 53 hp net. The tractor uses a 4-speed power shift transmission with crawler drive and includes a four-post ROPS/FOPS for operator safety. It has an open center hydraulic system with a 21 gpm pump flow. The 450B Loader weighs 14,525 lbs and has dimensions of 158 inches length and 64 inches width. It rides on 12 or 14-inch wide tracks with a length on ground of 68 inches. The front-end loader attachment offers a lift capacity of 5,200 lbs at full pin height, breakout force of 8,160 lbs, and a bucket width of 67.8 inches. The model is part of a series including the 450 Loader and the 455B.