The Cummins Captive Sleeve Cap Screw from Cummins is a genuine Cummins heavy-duty truck part you can count on. Engineered for the demands of heavy-duty diesel powertrains, it's built to deliver dependable performance mile after mile.
The Cummins Captive Sleeve Cap Screw 3689758 is used primarily on EPA13 15 liter ISX/QSX engines.
Fitment: Confirm this part fits your truck's make, model, and year before ordering — our parts team is glad to help.
Why Fitzgerald Truck Parts: fast shipping on in-stock parts, our fitment guarantee, and real heavy-duty parts experts on the phone. Questions? Call 888-873-0448.
