Customized for heavy duty applications, especially port, mines, steel mills, hard earth and rocks, very good operator feature.

•Machine Features 

–  Proved full-automatic electric-control countershaft transmission delivers world class quality, stronger structural components, 55% heavier than ZF.

–  Fully sealed wet drive axle with limit slip function, big diameter brake disc, free of maintenance. Better reductor cooling than ZF.(Only for SEM658C)

–  Caterpillar patent cooling system,  to ensure 24 hour continuous operation, can provide high ambient radiator option also.

–  Caterpillar patent hydraulic technology, components resourcing from Wuxi factory, which ensures world class reliability and durability.

–  Leading operator features delivers best comfort.

–  Tier III ATACC Perkins engine and demand fan is available also.

• Engine conforming to National Stage II emission standards, optimal power system, improved lifting capability, higher productivity and fuel efficiency.

• 19MPa hydraulic system pressure provides high efficiency and energy saving; single lever enables less efforts and convenient operation.

• Heavier counterweight, higher load capacity, and rear-mounted fuel tank, provides higher stability and the refueling is more convenient.

• Electronic controlled fixed axle type transmission produced with Caterpillar technology brings industry leading reliability and durability.

• Front and rear axle of unique design and Caterpillar technology features high brake efficiency, high reliability and durability.

• Brand new design of cooling system meets the requirements for -20℃ ~ +43℃ ambient conditions. Optional cooling system for 50℃ ambient conditions is also available.

• Increased steering pressure makes more quick and easy steering.

• Vibration absorption device is mounted with the engine, which further improves the seal performance and reduces vibration and noise. 

• Working pump and steering pump made by Caterpillar’s Wuxi plant, SAE/DIN standard high pressure hoses and optimized pipelines.

• Brake booster and brake chamber are moved to the central left service section of the machine, which is more convenient for service and maintenance.

• Luxurious cab, seat, air conditioner and optimized operation control system.

• The overall design meets the mandatory noise and safety standards in China.