The John Deere 450J Crawler Dozer features a John Deere PowerTech M 4045 4.5 liter engine. Its max height is 9 feet, its ground clearance is 13.6 inches, and its track length on the ground is 7 feet 2 inches.
Its PAT blade straight length is 13 feet 2 inches, and its track gauge is 5 feet 5 inches. Featuring a blade width of 9 feet 7 inches and a dig depth of 20.8 inches, its blade tilt is 1 foot 4 inches. The 450J has a hydrostatic transmission and steering and a rated speed of 2200 with an engine output of 70 horsepower. It has a triple reduction final drive and single forward and reverse speed.
The 450J's fuel tank holds 47 gallons, and the hydraulic tank holds 8.5 gallons. The blade has a capacity of 2.6 cubic yards. Its operating weight is 17,525 pounds. The maximum forward speed is 5 miles per hour, and the maximum reverse speed is also 5 miles per hour. The 450J features a gear-type implement pump with a flow of 15 gallons per minute and a pressure of 3,000 PSI. Its ground bearing pressure is 4.3 PSI and it features 40 single grouser shoes with 6.3-inch pitch and a total ground contact area of 4,128 square inches.