John DeereHorizontal DEF Tank Header AssemblyPart No: DZ113375

The John Deere Horizontal DEF Tank Header Assembly (part number DZ113375) is a critical component in your machine’s emissions control system, responsible for managing the delivery and monitoring of Diesel Exhaust Fluid (DEF). This assembly integrates key functions such as fluid level sensing, temperature monitoring, and DEF suction, ensuring your selective catalytic reduction (SCR) system operates efficiently and meets emissions standards. Built for durability and compatibility with horizontal DEF tanks, the DZ113375 withstands tough working environments, including vibration, temperature fluctuations, and fluid exposure. It plays a vital role in maintaining proper DEF flow and supporting engine compliance with Tier 4 and Final emissions regulations. Whether you’re replacing a faulty unit or maintaining your DEF system for peak performance, this part is essential for uptime and system accuracy. Rely on Doggett John Deere for trusted solutions that support engine efficiency, regulatory compliance, and dependable operation in the field.