3289001
V Ribbed Belt
Cummins®

The Cummins 3289001 V Ribbed Belt is a critical component in commercial trucks, facilitating the transfer of power from the engine to various accessories. Understanding its purpose and functionality is essential for maintaining the efficiency and reliability of truck operations.

Basic Concepts of V Ribbed Belts

V Ribbed Belts are designed to transmit power in mechanical systems through V-shaped ribs that interface with corresponding grooves on pulleys. This design increases the contact area compared to traditional flat belts, enhancing power transmission efficiency and reducing slippage ¹. The belt typically consists of a robust core material, often rubber or synthetic polymers, reinforced with textile cords for strength and flexibility.

Purpose and Function

The Cummins 3289001 V Ribbed Belt drives essential accessories such as the alternator, water pump, and power steering pump. Its design ensures these components receive the necessary power to function correctly, contributing to the overall performance and reliability of the vehicle ².

Key Features

The primary characteristics of the Cummins 3289001 V Ribbed Belt include its material composition, designed to withstand the rigors of commercial truck environments. The rib configuration is optimized for efficient power transmission, and the belt may feature unique design elements that enhance its performance and durability under varying operational conditions.

Benefits

The Cummins 3289001 V Ribbed Belt offers several advantages over traditional V-belts, including improved efficiency in power transmission, reduced maintenance requirements due to its durable construction, and enhanced reliability, which is vital for the demanding applications found in commercial trucking ³.

Installation Considerations

Proper installation of the Cummins 3289001 V Ribbed Belt involves careful attention to tensioning procedures to ensure optimal performance. Alignment checks are necessary to prevent premature wear and ensure compatibility with other components in the drivetrain system. Following manufacturer guidelines during installation can help maintain the belt’s efficiency and longevity.

Troubleshooting and Maintenance

Common issues associated with V Ribbed Belts, such as slippage, cracking, or excessive wear, can often be identified through regular inspections. Recommended maintenance practices include checking for signs of wear, ensuring proper tension, and replacing the belt as needed to ensure optimal performance and longevity of the truck’s accessory systems.

Cummins Overview

Cummins Inc. is a global power leader that designs, manufactures, and distributes engines, filtration, and power generation products. With a strong reputation in the commercial truck industry, Cummins offers a wide range of products designed to meet the needs of various applications, emphasizing reliability, efficiency, and performance.

Cummins V Ribbed Belt 3289001 Compatibility

The Cummins V Ribbed Belt part number 3289001 is a versatile component designed to fit a variety of Cummins engines. This belt is integral for the proper functioning of the engine’s ancillary systems, ensuring that components such as the alternator, power steering pump, and air conditioning compressor operate efficiently.

Compatible Engines

• 4B3.9, 6B5.9, 6C8.3, B5.9 G, B6.7 G, C8.3 G: These engines, primarily used in medium-duty applications, benefit from the 3289001 V Ribbed Belt. This belt is engineered to handle the specific load and operational demands of these engines, providing reliable power transmission and minimizing wear.
• CMOH6.0 B125, C GAS PLUS CM556: The 3289001 belt is also compatible with the CMOH6.0 B125 and C GAS PLUS CM556 engines. These engines, often found in agricultural and construction machinery, require a belt that can endure high stress and frequent operational cycles.
• ISB CM550, ISB/ISD4.5 CM2150 B119, ISB/ISD6.7 CM2150 SN: The ISB CM550, ISB/ISD4.5 CM2150 B119, and ISB/ISD6.7 CM2150 SN engines, which are prevalent in heavy-duty trucks and industrial applications, are designed to work seamlessly with the 3289001 V Ribbed Belt. This belt ensures optimal performance and longevity of the engine’s auxiliary systems.
• ISBE CM2150, ISBE CM800, ISBE4 CM850: These engines, often used in vocational vehicles and power generation, are well-suited for the 3289001 belt. The belt’s robust construction and precise fitment are crucial for maintaining the efficiency and reliability of these high-performance engines.
• ISC CM554, ISL CM554, QSC8.3 CM554, QSC8.3 CM850(CM2850), QSL9 CM554, QSL9 CM850(CM2850): The ISC CM554, ISL CM554, QSC8.3 CM554, QSC8.3 CM850(CM2850), QSL9 CM554, and QSL9 CM850(CM2850) engines, which are commonly found in a range of medium-duty and heavy-duty applications, are also compatible with the 3289001 V Ribbed Belt. This belt is designed to meet the rigorous demands of these engines, ensuring consistent performance and durability.

Role of Part 3289001 V Ribbed Belt in Engine Systems

The V Ribbed Belt, identified by part number 3289001, is a critical component in the efficient operation of various engine systems. It is responsible for transferring rotational force from the engine’s crankshaft to multiple auxiliary components, ensuring they function correctly.

Alternator Drive

In the alternator drive system, the V Ribbed Belt connects the crankshaft to the alternator. This connection allows the alternator to generate electrical power by converting mechanical energy into electrical energy. The belt’s ribbed design enhances grip and reduces slippage, ensuring a consistent power supply to the vehicle’s electrical systems.

Water Pump Drive

The water pump drive system relies on the V Ribbed Belt to transfer power from the engine to the water pump. The water pump circulates coolant through the engine, maintaining optimal operating temperatures. The belt’s durability and flexibility are vital for withstanding the continuous motion and varying loads, ensuring coolant flow is uninterrupted.

Water Pump Drive Pulley

The water pump drive pulley is an integral part of the water pump drive system. The V Ribbed Belt wraps around this pulley, driving the water pump. The pulley’s design, combined with the belt’s ribbed structure, provides efficient power transmission with minimal wear. This setup ensures the water pump operates smoothly, contributing to the engine’s thermal management.

Conclusion

The Cummins 3289001 V Ribbed Belt is a vital component in the operation of commercial trucks, ensuring the efficient transfer of power to essential engine accessories. Its robust design, compatibility with a wide range of Cummins engines, and the benefits it offers in terms of efficiency, durability, and reliability make it an indispensable part of the drivetrain system. Proper installation, regular maintenance, and timely replacement are key to maximizing the performance and longevity of this Cummins part.