2006-2018 CATERPILLAR 994K WHEEL LOADERS

Technical Description

The Caterpillar 994K is a large-scale wheel loader powered by a Cat 3516E engine delivering 1739 net horsepower and 1297 kilowatts. This 16-cylinder, four-stroke engine operates at 1600 rpm with a displacement of 4766 cubic inches and meets U.S. EPA Tier 4 Final and EU Stage IV emissions standards. The machine features a Cat Planetary Power Shift transmission offering forward and reverse speeds ranging from 4.6 to 16.8 mph, with bucket capacities between 25 to 32 cubic yards. The standard configuration has an operating weight of 534,852 pounds with a rated payload of 45 tons, while the high-lift version weighs 530,428 pounds with a 42-ton payload capacity. The hydraulic lift system utilizes variable displacement piston pumps with positive flow control, completing a full cycle in 23.5 seconds when empty. Steering incorporates a pilot load-sensing system with an 80-degree total steering angle and cycle times of 4.3 seconds at high idle. The machine is equipped with ISO 3450:2011 compliant brakes and features a fixed front axle with 9-degree oscillation and a trunnion rear axle for enhanced traction. Maximum dump clearance reaches 20.2 feet on standard lift and 23.3 feet on high-lift configurations, with a reach of 8.8 feet at maximum lift height.