The Caterpillar 938G wheel loader is a mid-sized machine designed for efficiency and productivity in various material handling tasks. Here’s a detailed description based on the information from the search results:

Motor: The Caterpillar 938 is powered by a Caterpillar C7.1 engine that complies with Tier 4 Final/EU Stage V emissions standards. The engine is turbocharged and aftercooled, providing robust power and improved fuel efficiency. It features an electronically controlled, hydraulically driven, on-demand fan for cooling.

Transmission: This wheel loader is equipped with a hydrostatic transmission with electronic control, offering smooth and efficient power delivery. The transmission includes operator modes such as TC, Hystat, and Ice, as well as directional shift aggressiveness settings for customized performance.

Sistema hidráulico: The Caterpillar 938G features a load-sensing hydraulic system with seat-mounted controls for precise operation. The system includes automatic lift and bucket kickouts, adjustable in-cab, and cylinder damping at kickout for smooth operation.

Operating Weight: The operating weight of the 938G is approximately 13,181 kg (29,058 lbs), which contributes to its stability during heavy lifting and loading tasks.

Bucket Capacities: The loader can accommodate bucket capacities ranging from 2.3 to 3 cubic meters (3.0 to 3.9 cubic yards), making it suitable for a variety of materials and job sites.

Breakout Force: It delivers a significant breakout force of 122 kN (27,456 lbs), ensuring efficient digging and loading.

Fuel Efficiency and Maintenance: The 938G is designed with fuel efficiency in mind, featuring an on-demand cooling fan and an engine that compensates for varying fan loads to provide constant net horsepower. Maintenance is simplified with features like grouped daily service points and easy engine access.

Cab and Operator Environment: The cab of the 938G offers a comfortable and ergonomic workspace. It includes an air-suspension seat, automatic temperature control, and a pressurized, sound-suppressed environment for operator comfort. The cab is also equipped with a retractable seatbelt, multi-function control lights, and a tilt steering wheel for added convenience.

Optional Equipment: Various optional equipment is available for the 938G, including joystick steering, radio packages, telescoping steering column, deluxe seat, rear object detection, and a multi-view camera for enhanced visibility.

The Caterpillar 938G wheel loader is a reliable and efficient machine, suitable for a wide range of applications in construction, mining, and other heavy-duty industries. Its advanced technology and durable design make it a valuable asset on any job site.