The SHANTUI bulldozer SD22 is a robust and heavy-duty bulldozer manufactured by SHANTUI Construction Machinery Co., Ltd. It is designed to handle demanding construction and earthmoving tasks, including large-scale projects and challenging terrains. Here are the key features and specifications of the SHANTUI SD22 bulldozer:

1. Engine: The SD22 is equipped with a Cummins NT855-C280S10 engine, which is a 6-cylinder, turbocharged, and water-cooled diesel engine. It delivers a net power of approximately 162 kW (220 hp).
2. Operating Weight: The operating weight of the SD22 is approximately 23,800 kg (52,470 lbs). This weight can vary depending on the specific configuration and optional attachments.
3. Blade Capacity: The dozer blade on the SD22 has a semi-U tilt type design with a maximum blade capacity of around 6.4 cubic meters (8.4 cubic yards). This large blade capacity allows for efficient material movement and leveling.
4. Transmission: It features a powershift transmission with three forward and three reverse speeds, enabling smooth and precise operation.
5. Ripper: The bulldozer SD22 can be equipped with a rear-mounted ripper attachment, enhancing its ability to break up tough terrain and compacted soil. The ripper attachment increases the versatility of the bulldozer.
6. Operator Comfort: The bulldozer is designed with a spacious and comfortable operator cabin. It includes features such as an adjustable seat, air conditioning, low-noise operation, and excellent visibility, ensuring a pleasant working environment for the operator.
7. Undercarriage: The SD22 has a standard track shoe width of 560 mm (22 inches) and features a suspended type of undercarriage system, providing stability, improved traction, and maneuverability in challenging conditions.
8. Technology: The SD22 may incorporate basic technology features for efficient operation and maintenance. However, advanced technology systems such as GPS guidance or telematics may not be included as standard.