Cascade Component Parts, Inc., Logo Phone Icon(844) 354-2883

Top-Quality Transfer Case, Transmission, and Differential Component Parts

Cascade Component Parts, Inc. in Portland, Oregon, is a leading supplier of transfer case, manual transmission, and differential component parts in the country.  Contact our knowledgeable sales reps for most drivetrain parts, and we will do our best to ensure you get the right parts for your job.

Component Parts

Whether you need a replacement main case, a half case, or a new differential housing, we have precisely machined parts at reasonable prices. We carry both certified OEM components and top-notch aftermarket parts.  We also offer a full lineup of bearing kits and gasket / seal kits.  

Remanufactured Units

We also offer fully remanufactured transmission, transfer case and differentials if that what you need.  Contact our sales experts now to place your order.


Many of our units are covered by a standard two-year/unlimited-mileage warranty. Please ask for details when ordering.



All of our component parts are shipped via USPS, UPS, Fedex or Ltl carrier.  We do our best to ensure that your order get there in a timely fashion AND in one piece.  We also have multiple shipping warehouses, which means faster processing.

The Cascade Difference

Our business philosophy is simple: we offer the best parts at competitive prices. Our sales reps share their expert knowledge freely to ensure businesses receive the best deals on the right units. Our common sense approach sets us apart in a world of voice-activated phone systems. When you call us, you'll speak to a person who understands exactly what you need for the vehicle you're working on.