DR25999RX
Engine ISM 11 B 425@2100 GLI
Cummins®

The Cummins ISM 11 B 425@2100 GLI engine is a robust powerplant designed for heavy-duty truck applications. It plays a significant role in the commercial trucking industry, providing reliable performance and efficiency for long-haul and vocational truck operations. This engine is part of Cummins’ lineup of diesel engines known for their durability and power ³.

Engine Specifications

This Cummins part features a horsepower rating of 425 at 2100 RPM and offers substantial torque for heavy-duty applications. Its displacement and other technical details contribute to its performance capabilities, making it suitable for various trucking needs ¹.

Design and Construction

This engine employs an inline-six configuration, which is common in heavy-duty diesel engines for its balance and smoothness. The construction utilizes high-quality materials to ensure durability and longevity. The manufacturing processes involve precision engineering to meet the stringent requirements of commercial trucking ².

Fuel System

The fuel system of the ISM 11 B 425@2100 GLI engine incorporates advanced fuel injection technology to optimize combustion efficiency. It uses a high-pressure common rail fuel injection system, which enhances fuel delivery precision. This system contributes to better fuel efficiency and reduced emissions ³.

Emission Control

The engine is equipped with several emission control technologies to meet environmental regulations. These include exhaust gas recirculation (EGR), selective catalytic reduction (SCR), and a diesel particulate filter (DPF). These systems work together to reduce harmful emissions and ensure compliance with emission standards ¹.

Performance Characteristics

The ISM 11 B 425@2100 GLI engine delivers consistent power output and a strong torque curve, making it well-suited for heavy-duty truck applications. Its performance characteristics are designed to handle the demands of long-haul trucking, vocational use, and other commercial applications ².

Maintenance and Service

Routine maintenance for this part includes regular oil changes, filter replacements, and inspection intervals. Following the manufacturer’s service schedule helps ensure the engine operates efficiently and reliably over its lifespan ³.

Troubleshooting Common Issues

Common issues that may arise with this engine include misfires, loss of power, and overheating. Troubleshooting these problems involves checking for fuel system issues, inspecting the cooling system, and ensuring proper maintenance of emission control components. Recommended solutions are provided in the engine’s service manual ¹.

Upgrades and Modifications

There are various upgrades and modifications available for the ISM 11 B 425@2100 GLI engine. These can include performance enhancements, fuel efficiency improvements, and emission reduction technologies. Upgrading the engine can help meet evolving performance and regulatory requirements ².

Cummins Company Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. Founded in 1919, the company has grown to become a reputable name in the diesel engine industry, known for its innovation, quality, and customer service. Cummins continues to lead in the development of advanced powertrain technologies ³.

Conclusion

The DR25999RX Engine ISM 11 B 425@2100 GLI is a reliable and efficient powerplant designed for heavy-duty truck applications. Its robust design, advanced fuel system, and emission control technologies make it well-suited for the demands of commercial trucking. Regular maintenance and adherence to the manufacturer’s service schedule are essential to ensure optimal performance and longevity of this engine.