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Verified 3937553 3917485 3914086 Belt Tensioner For Cummins Engine B3.9l 5.9l 4bta 6bta Apparel [Mmfgbe8V]

$17.99 $57.99 -69%

Belt Tensioner for Cummins Engine The 3937553 Belt Tensioner is a high-quality replacement part designed specifically for Cummins engines, including models B3.9L, 5.9L, 4BTA, and 6BTA. This tensioner is engineered to maintain optimal belt tension, e

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Verified 3937553 3917485 3914086 Belt Tensioner For Cummins Engine B3.9l 5.9l 4bta 6bta Apparel [Mmfgbe8V]

Belt Tensioner for Cummins Engine

The 3937553 Belt Tensioner is a high-quality replacement part designed specifically for Cummins engines, including models B3.9L, 5.9L, 4BTA, and 6BTA. This tensioner is engineered to maintain optimal belt tension, ensuring smooth operation and prolonging the life of your engine. With its durable construction and precise fit, this belt tensioner is a reliable choice for maintaining the performance of your Cummins engine.
  • Engine Compatibility: Perfect fit for Cummins B3.9L, 5.9L, 4BTA, and 6BTA engines.
  • Free Shipping: Enjoy the convenience of free shipping on your purchase.

Product Specifications

The 3937553 Belt Tensioner comes with a range of interchangeable part numbers, including 3917485, 3914086, 3922900, 3934818, 3936201, and 5333477. This ensures that you can find the right part for your specific engine model. Constructed from high-quality materials, this tensioner is designed to withstand the demands of heavy-duty engines, providing long-lasting performance and reliability.
  • Interchangeable Part Numbers: 3937553, 3917485, 3914086, 3922900, 3934818, 3936201, 5333477.
  • Material: Durable materials for long-lasting performance.

Practical Uses and Benefits

This belt tensioner is not just a replacement part; it is a crucial component for maintaining the health of your Cummins engine. By ensuring proper belt tension, this tensioner helps prevent engine damage, reduces vibration, and improves overall engine performance. Whether you are a professional mechanic or a DIY enthusiast, this belt tensioner is a must-have for anyone looking to keep their Cummins engine running smoothly.
  • Prevents Engine Damage: Maintains proper belt tension to prevent premature wear and tear.
  • Improves Performance: Enhances engine efficiency and reduces vibration for a smoother ride.

What Our Customers Say

February 5, 2026

Absolutely no complaints!

This is a very elegant and truly timeless design.

- Timeless_Design_Talia.

February 5, 2026

Absolutely no complaints!

This is a very user-centric design.

- Rylee A..

February 5, 2026

Absolutely no complaints!

A very handy and reliable item to have.

- George D..

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