The Cummins ISB 3.9 is a reliable four-cylinder diesel engine used in light- and medium-duty commercial vehicles. Firstly, it delivers strong power while keeping fuel consumption low, which makes it a popular choice for both fleet operators and individual drivers. Moreover, it features advanced electronic controls that help manage fuel precisely and ensure cleaner combustion. As a result, emissions are reduced, and the engine meets modern environmental standards.
In addition, the ISB 3.9 has a modular design, which makes maintenance easier and lowers operating costs. Even more importantly, it performs smoothly under different driving conditions, providing steady torque and acceleration. Therefore, drivers can rely on it in both city traffic and long-distance travel. Furthermore, its combination of efficiency, power, and environmental friendliness shows Cummins’ commitment to quality and innovation.
Finally, the ISB 3.9 supports a wide range of commercial and industrial transportation needs. In conclusion, this engine is not only durable and powerful but also easy to maintain and environmentally responsible, making it a trusted choice for modern vehicles.
Model | Emission Standard | Governed (kW@RPM) | Peak Torque (Nm@RPM) | Cylinders | Displacement (Liters) |
ISB3.9-125E30 | China StageⅢ | 92@2500 | 410@1500 | 4 | 3.9 |
ISB3.9-140E30 | China StageⅢ | 103@2500 | 450@1500 | 4 | 3.9 |
ISB3.9-160E30 | China StageⅢ | 116@2500 | 510@1500 | 4 | 3.9 |
ISB3.9-125E40A | China StageIV | 92@2500 | 410@1500 | 4 | 3.9 |
ISB3.9-140E40A | China StageIV | 103@2500 | 450@1500 | 4 | 3.9 |
ISB3.9-160E40A | China StageIV | 116@2500 | 510@1500 | 4 | 3.9 |
ISB3.9-160E41A | China StageIV | 118@2500 | 500@1500 | 4 | 3.9 |