The Montana 3840 is a compact utility tractor built by LS and distributed by Montana from 2004 to 2009. It features a Mitsubishi 1.8L 4-cylinder liquid-cooled diesel engine producing 38 hp (28.3 kW). The tractor has a 12-speed sync shuttle transmission, four-wheel drive, power steering, multi-disc wet brakes, and a two-post folding ROPS. It includes a hydraulic system with 2 valves and 8.13 gpm pump flow, an independent rear PTO with 540 rpm, and a category I rear hitch with a lift capacity of 2977 lbs (1350 kg). Dimensions include a 63-inch wheelbase, 130.3-inch length, 87.51-inch height with ROPS, and a weight of 3418 lbs (1550 kg). The tractor rides on 8.0-16 front and 12.4-24 rear agricultural tires. Electrical system is 12 volts with negative ground and 50 amp charging. Attachments include the 100 Loader with lift capacities up to 2800 lbs at 1.5m and breakout force of 4500 lbs, with various reach and clearance specifications.