ZSD550

1.Integral forged crankshaft – Alleviate the integral weight, lengthen the service life .

2.Wet type S.A. liner structure – Convenient for replacement and maintenance, prevent blowby of cooling water and high pressure gas in the cylinder.

3.Split chamber structure – Mutual independence of heat engine and drive system, meet different service environments of both systems, make effective improvement to the engine life.

4.Dry clutch with an automobile structure – High structural strength, strong durability and convenient after-sales maintenance.

5.Pre-heating cold-start structure – Cold startup at a time, completely meet the service requirements in Alpine region.

6.Inner balance shaft device – Effectively balance engine vibration in different directions, realize stable engine running with low noise.

7.High-pressure common-rail electric fuel injection technology – Guarantee stable injection pressure, precise control over the fuel-injection quantity, meet the combustion demands under different working conditions, realize the optimal economical efficiency of fuel supply

8.Structure of five circulating gears – Utilize mature technologies to improve its durability and maintainability.

9.Double-shaft shifting fork gear shift system – More reliable and more flexible for gear shift, improve the driving comfort.

10.External reverse gear and boosting rear axle – The engine can meet the service requirements of different working conditions by being directly connected with rear axles with different transmission ratios.