Schwitzer 157441 Turbocharger For John Deere Tractor / Excavator. This Component is Either OEM New, New Aftermarket Replacement, OEM Remanufactured, Facility Remanufactured, Open Box Surplus From a Now Closed Facility. If you are unsure of product fitment, please message us with your engine serial number (ESN) and/or VIN and we can verify fitment on your behalf. Please verify part number prior to purchasing. The Schwitzer 157441 Turbocharger is a high-quality replacement turbo designed for John Deere tractors and excavators. This turbocharger optimizes engine performance by enhancing airflow and combustion efficiency, resulting in improved power and fuel efficiency. Built to meet or exceed OEM specifications, the Schwitzer 157441 is a dependable and durable choice for maintaining or upgrading the turbo system in John Deere agricultural and construction equipment. Specifically designed for John Deere tractors and excavators. Enhances engine power, fuel efficiency, and overall performance. Precision-engineered to meet or exceed OEM quality standards. Durable construction ensures reliable and long-lasting operation. Ideal for restoring or upgrading the turbo system in agricultural and construction equipment. We are a dealer of genuine and aftermarket diesel engine and fuel system parts and components. We also have a wide selection of hard to find and obsolete test stand tools and equipment. Please message us if you if you require assistance identifying a correct part number or component. John Deere Agricultural Tractor 4430/4320 with 6404T Engine. John Deere Earth Moving Excavator 690, Loader 644 with 6404T Engine. Item is as described. Please verify your part number prior to purchasing. If you’re unsure about product fitment, send us a message and we can assist you.