This Camshaft Gear is designed to perfectly fit a Cummins Diesel Engine, specifically the M11 QSM ISM models. It is manufactured in China and comes as a single unit. The part number for this gear is 3401439X, which ensures compatibility with your engine. This gear is an essential component for the proper functioning of your engine, and it is made with high-quality materials to withstand the tough conditions that it will inevitably encounter. Whether you're a professional mechanic or an individual looking to fix your truck, this Camshaft Gear is a reliable and cost-effective solution.