Dongfanghong -554 Wheeled Tractor Dongfanghong -554 Wheeled Tractor is a medium horsepower tractor developed by China Yi Tuo Group Co., Ltd., and its technical level is ahead of similar domestic models. It combines the advantages of similar vehicles and has the following characteristics: it adopts 1 1 inch double-acting clutch, which will not affect the work of the machine when turning in the field. Large-diameter lifting cylinder, large lifting force, double safety valves, effectively protect all parts of the system. The 8+4-speed double-shaft gearbox is suitable for various engineering variants such as loaders, excavators and trenchers. The gearbox adopts meshing star gear, which is light and flexible and flexible to operate; Advanced anti-displacement structure, automatic anti-displacement Disc brake, wet brake and self-energizing brake are adopted, and the braking is stable and reliable. Multi-gear power output can be matched with rotary cultivators, plows, harrows, seeders, harvesters and other machines for farmland operations. The seat can move back and forth and turn over, making driving more comfortable. Main technical specifications: tractor model Dongfanghong -554 4×4 overall dimensions (length× width× height) (mm) 3882×1715×1720 wheelbase (mm) 1250 track (front/rear) 1300- 1600 minimum ground clearance (mm )340 minimum service quality (kg )2245 minimum steering circle radius (m )4. 1 0.3 tire size (front wheel/rear wheel) 8.3-20/13.6. H) 2.45-32.05 engine model YTR4 105t55 engine model Rated power and speed (kw)/(r/min )40.4/2200 fuel consumption (g/kw.h )≤242 maximum lifting force (62 after the lower suspension point