Skip to product information
Belt Tensioner 1900642 190-0642 for Caterpillar CAT 3126 3406E C-15 C-16 C-18 C7

Belt Tensioner 1900642 190-0642 for Caterpillar CAT 3126 3406E C-15 C-16 C-18 C7

$109.99
Sale price  $109.99 Regular price 
SKU: IR2O00666 Brand: Industrial Retailer

In stock, Order by 5 PM CT for Free Same-Day Shipping

Quantity
Secure Checkout • Encrypted Payments
Free Shipping Contiguous U.S.
1-Year Warranty Parts you can rely on
30-Day Returns Hassle-free returns
Industrial Retailer parts support representative

Need help confirming fitment?

Talk with a parts expert today.

Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT

Live Chat: Available 24/7

I needed a forklift part and wasn’t sure which one fit. They asked for the model and serial number, got back to me quickly, and made sure I ordered the right one. Really helpful.

Randy W. — Verified customer

Equipment Fitment

Review the equipment and model information below. Fitment can vary by serial number, production date, or machine configuration, so confirm your model and reference numbers before ordering.

Equipment / model
Secure Your Part  - Order Now

In stock Free shipping 1-year warranty

Product Overview

Maintain the peak performance of your heavy-duty engine with this high-quality belt tensioner. Designed as a direct aftermarket replacement for Caterpillar engines, this component ensures proper belt tension, preventing slippage and extending the life of your engine's belt system. Please note that this is a premium aftermarket part, not an OEM product.

Key Features & Benefits

  • Ensures consistent belt tension for optimal engine efficiency
  • Built with durable materials to withstand extreme engine temperatures and vibrations
  • Reduces wear on belts and connected pulleys
  • Direct fit design for easy installation and reliable performance
  • Cost-effective alternative to expensive original equipment parts

Compatible Models

  • Caterpillar 3126
  • Caterpillar 3406E
  • Caterpillar C-15
  • Caterpillar C-16
  • Caterpillar C-18
  • Caterpillar C7

Product Specifications

  • Part Number: 1900642, 190-0642
  • Condition: Brand New
  • Type: Belt Tensioner Assembly
  • Material: High-Grade Metal and Components
  • Application: Heavy-Duty Engine Cooling and Drive Systems

Frequently Asked Questions

Is this an OEM part?
No, this is a high-quality aftermarket part designed to meet or exceed the performance of the original equipment. It is not manufactured by Caterpillar.

How do I confirm compatibility?
To ensure a perfect fit, please cross-reference your original part number with 1900642 or 190-0642. You should also verify compatibility using your engine's specific serial number before completing your purchase.


Important: This is a premium aftermarket part and is not manufactured by the original equipment manufacturer (OEM). Brand names and model numbers are used for reference purposes only. Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.

Customers also purchased