3972337
V Ribbed Belt
Cummins®

Name: 3972337 Cummins | V Ribbed Belt
Brand: Cummins
SKU: 3972337
Price: 109.95 USD
Availability: InStock
Rating: 5 (1 reviews)

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Ships within 1-3 business days

$109.95 $130.84

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Genuine OEM Part

This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing.

Manufacturer Warranty*

We honor the warranty provided by the original equipment manufacturer.

DESCRIPTION

Introduction

The Cummins 3972337 V Ribbed Belt is a vital component in commercial trucks, facilitating power transfer from the engine to auxiliary components. Understanding its function and importance is key to maintaining truck efficiency and reliability.

Basic Concepts of V Ribbed Belts

V Ribbed Belts, characterized by their trapezoidal cross-section, enhance grip and reduce slippage, making them ideal for power transmission in automotive and industrial applications. They transfer power to components like the alternator, water pump, and air conditioning compressor ¹.

Purpose of the 3972337 V Ribbed Belt

This Cummins part is crucial for truck operation, driving essential components such as the alternator and water pump. It ensures these systems receive necessary power, supporting the truck’s overall functionality and performance.

Key Features

The 3972337 V Ribbed Belt is constructed from durable materials, designed with multiple ribs for efficient power transmission, and engineered to withstand high temperatures and varying loads, suitable for demanding truck environments ².

Benefits of Using the 3972337 V Ribbed Belt

This part offers robust construction, improved power transmission efficiency, durability under harsh conditions, reduced maintenance needs, and longer service intervals, contributing to the truck’s overall reliability ³.

Installation Considerations

Proper installation of the 3972337 V Ribbed Belt is crucial. It may require specific tools like belt tensioners and wrenches. Consulting the vehicle’s service manual for detailed steps and torque specifications is advisable. Avoiding over-tightening or under-tightening is important to prevent premature wear or slippage.

Maintenance Tips

Regular maintenance of the 3972337 V Ribbed Belt includes periodic inspections for wear and ensuring proper tension. Replacement intervals depend on operating conditions and manufacturer’s recommendations, typically during routine service intervals.

Troubleshooting Common Issues

Common issues with V Ribbed Belts include slippage, wear, and noise. Slippage may occur due to improper tension or glazing, wear as cracks or missing chunks, and noise like squealing indicating a loose belt or misaligned pulleys. Troubleshooting involves checking tension, inspecting for damage, and ensuring pulley alignment.

Cummins Overview

Cummins Inc., a global power leader, designs, manufactures, and distributes engines, filtration, and power generation products. Known for innovation and quality, Cummins’ 3972337 V Ribbed Belt is designed to meet the demanding requirements of commercial truck applications.

V Ribbed Belt 3972337 Compatibility with Cummins Engines

The 3972337 V Ribbed Belt is compatible with various Cummins engines, including ISC, ISL, ISL G, and QSB series. It is essential for driving engine ancillary components like the alternator, water pump, and air conditioning compressor, ensuring efficient operation.

ISC Series Engines

ISC CM2150
ISC CM850
ISL CM2150
ISL9 CM2150 SN

ISL G Series Engine

ISL G CM2180

QSB Series Engines

QSB4.5 CM2250 EC
QSB4.5 CM850 (CM2850)

Role of Part 3972337 V Ribbed Belt in Engine Systems

The 3972337 V Ribbed Belt is crucial for the efficient operation of engine systems. It transfers rotational force from the crankshaft to peripheral components, ensuring synchronized operation.

Drive System Integration

The belt connects the crankshaft to the front drive mechanism, transmitting power efficiently to systems like the alternator, power steering pump, and air conditioning compressor.

Water Pump Operation

The belt drives the water pump, circulating coolant to regulate engine temperature, preventing overheating, and ensuring optimal engine operation.

Comprehensive System Functionality

The belt’s ability to engage multiple components simultaneously enhances engine system functionality, ensuring balanced, efficient, and reliable operation.

Conclusion

The Cummins 3972337 V Ribbed Belt plays a significant role in the operation and maintenance of commercial trucks. Its design, compatibility with various Cummins engines, and importance in engine systems underscore its value in ensuring truck efficiency, reliability, and performance.

Lakshminarayanan, P. A., & Kumar, A. (2020). Design and Development of Heavy Duty Diesel Engines: A Handbook. Springer Nature.
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Limpert, R. (2011). Brake Design and Safety, Third Edition. SAE International.
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Composite Materials Handbook Volume 4 Metal Matrix Composites. (2013). SAE International.
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SPECIFICATIONS

Package Dimensions

17.6 x 3.5 x 1.13 in

Weight

0.5 lbs

RECOMMENDED PARTS

* This information is provided as is and may be out of date. Please contact us or the manufacturer to verify warranty coverage.
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.

3972337 V Ribbed Belt Cummins®