The Komatsu JV40DW-3 is a vibratory smooth drum roller engineered for efficient soil and asphalt compaction in construction applications. It features a front drum diameter of 2.7 feet (31.5 inches) and a width of 51.2 inches, delivering a medium centrifugal force of 5,510 lbs and a vibration frequency of 55 vibrations per minute, ensuring superior compaction quality. Powered by a robust Komatsu 3D84E inline 3-cylinder diesel engine, it offers 27.7 horsepower at 2,700 rpm, balancing power and fuel efficiency with a 12.5-gallon fuel capacity. The roller's operating weight is approximately 8,598 lbs, contributing to effective ground pressure and compaction force. Its dimensions include a wheelbase of about 7.6 feet, ground clearance of 9.9 inches, overall width of 4.6 feet, and a cab height of 5.8 feet, ensuring maneuverability and operator visibility. The maximum travel speed reaches 6.6 mph, providing operational efficiency on diverse job sites. Designed for durability and ease of use, the Komatsu JV40DW-3 offers reliable performance for road construction, parking lots, foundations, and other infrastructure projects requiring smooth and consistent compaction. Its combination of engine power, drum size, and vibration characteristics makes it suitable for medium-scale compaction tasks where precision and reliability are critical. This model aligns with Komatsu's reputation for rugged construction equipment built to endure tough site conditions while maintaining operator comfort and cost-effectiveness.