# Belt tensioner Cummins 3937556 – used

> Belt tensioner Cummins 3937556 – used, in stock, price on request. Fits: Engine Cummins 6CT8.3, Engine Cummins 4BT3.9.

- Category: [Drive elements](https://wibako.com/shop/diesel-engines-parts/drive-elements.md)
- Manufacturer: Cummins
- Part number: 3937556
- Stock number: 57581
- Condition: used
- Price: on request
- Availability: in stock

Belt tensioner Cummins – used. Fits: Engine Cummins 6CT8.3, Engine Cummins 4BT3.9, Engine Cummins 6BT5.9.

## Specification

- name: Belt tensioner
- mark: Cummins
- part number: 3937556
- condition: used

## Description

Belt tensioner Cummins – used part offered by WIBAKO. Used part. Its actual condition is shown in the photos; on request we will send more photos or details.

Fits: Engine Cummins 6CT8.3, Engine Cummins 4BT3.9, Engine Cummins 6BT5.9.

Part number: 3937556. Reference and alternative numbers: 3976832, 3936207. To be sure the part fits, compare the number on the nameplate or in the catalogue – or send us an enquiry with the part number or the machine (engine) serial number and we will confirm the fit.

Weight: 1.55 kg. Shipping: dispatched no later than the next working day after the order.

We also carry out [diesel engine overhauls](https://wibako.com/services/overhauls-of-combustion-engines).

## Fits (machines and engines)

- Engine Cummins 6CT8.3
- Engine Cummins 4BT3.9
- Engine Cummins 6BT5.9
- Engine Cummins 6CT8.3 CPL2368

## Reference numbers

3937556, 3976832, 3936207

## Guides and case studies

- [Komatsu PC350LC With a Dead Engine. End of the Machine or a Major Repair?](https://wibako.com/about-us/video/840-komatsu-pc350lc-with-a-dead-engine-end-of-the-machine-or-a-major-repair.md)
- [Komatsu PC350LC with a dead engine. Replacement with a re-equipped Cummins QSC8.3](https://wibako.com/about-us/news/841-komatsu-pc350lc-with-a-dead-engine-replacement-with-a-re-equipped-cummins-qsc8-3.md)
- [Service and Repair of Cummins 4BT3.9 Engine](https://wibako.com/about-us/service/532-service-and-repair-of-cummins-4bt3-9-engine.md)
- [Service and Repair of Cummins 6BT5.9 Engine](https://wibako.com/about-us/service/526-service-and-repair-of-cummins-6bt5-9-engine.md)

![Photo: Belt tensioner Cummins 3937556](https://wibako.com/images/2009257_1695278745404_1000x1000.webp)

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Source: https://wibako.com/shop/diesel-engines-parts/drive-elements/47642X57581-belt-tensioner-cummins-3937556
Contact: +48338704200, biuro@wibako.pl