Frequently Bought Together

Ensure proper crankshaft support and reliable engine operation with this new fractured connecting rod bearing pair for Cummins ISX engines. These precision bearings are designed to replace worn or damaged rod bearings, helping maintain correct oil clearance and reduce wear under heavy-duty conditions.

Includes:

  • Upper Bearing: 3686435

  • Lower Bearing: 3686436

Key Features

  • New fractured style connecting rod bearing pair

  • Direct replacement for Cummins ISX applications

  • Helps ensure optimal crankshaft lubrication and smooth engine performance

  • Manufactured to high-quality aftermarket standards

Fitment
✔ Fits Cummins ISX series diesel engines
(Always verify engine serial number before ordering to confirm proper fitment.)

Any mention of OEM names or OEM product ID numbers/descriptions/model numbers is intended for identification purposes only and does not indicate that it is an OEM part.

  • 3686435
  • 3686436

We offer free shipping on orders $250 and above! For orders under $250, standard shipping rates apply. If you need expedited shipping such as Next Day Air or 2nd Day Air, just give us a call and one of our sales representatives will help you get the order placed within the timeline you need!

No core required!

1 year warranty applies!

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Interest-Free Up To 12M

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Free Ground Shipping

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Premium Quality Parts

Manufacturing Since 1973

offer

Buy Now, Pay Later

Interest-Free Up To 12M

offer

Above The Line

Customer Service Guaranteed

offer

Free Ground Shipping

On All Orders!

offer

Premium Quality Parts

Manufacturing Since 1973