Keep your TRX 400 FW Foreman running smoothly with this high-quality replacement carburetor piston slide diaphragm. Specifically engineered for 1995-2003 Foreman models, this essential component helps maintain optimal fuel delivery and engine performance. The diaphragm plays a crucial role in your carburetor's operation by controlling fuel flow and maintaining proper air-fuel mixture. This replacement part is precision-manufactured to match the original specifications, ensuring proper fitment and reliable operation. Whether you're performing routine maintenance or addressing carburetor issues, this replacement diaphragm is designed to restore your ATV's performance to factory standards. Installation of this component should be performed by someone familiar with powersports carburetor systems to ensure proper function.