Replacement lefthand side panel assembly compatible with John Deere model 445 LOW S/N. Replaces OEM part numbers AM128983 and M116021. Includes lefthand side panel, ventilation screen, identification sticker, and mounting clip for a direct fit replacement. Key benefits Restores original fit and function: matches OEM mounting points and dimensions to simplify installation and ensure proper alignment. Protects and ventilates: the included screen helps keep debris out of the engine and chassis areas while maintaining airflow. Complete replacement kit: panel, screen, sticker, and mounting clip provided so you do not need to source multiple parts separately. Saves time and effort: directfit components reduce installation time and avoid modifications or fabrications. What it does and why you need it Replaces a damaged, cracked, or missing lefthand side panel to restore structural protection for internal mower components. Replaces a worn or torn screen to prevent debris ingress that can affect moving parts and cooling. Restores correct identification and appearance with the supplied sticker and secures the panel with the included clip. Compatibility and specifications Compatibility: Fits model 445 LOW S/N (compatibility reference only). Replaces OEM numbers AM128983 and M116021. Contents: lefthand side panel, ventilation screen, identification sticker, and mounting clip. Fit and finish: manufactured to match OEM dimensions and mounting points for reliable fitment. Performance and durability Engineered to provide reliable protection and ventilation consistent with original equipment performance. Designed for outdoor, mowing conditions where exposure to dust, grass, and light impacts occurs. Typical applications and use scenarios a cracked lefthand panel after accidental impact during mowing to restore protection and prevent loose parts. Install during mower refurbishment to faded or missing identification and damaged screening components. Routine maintenance replacement when the ventilation screen is torn or clogged, to help maintain proper airflow and reduce debris buildup. Installation notes Directfit replacement intended to use existing mounting locations. Verify model and part numbers before installation. Basic hand tools typically required. Inspect mounting hardware and if worn. Parts reference OEM part numbers: AM128983, M116021 Compatible model reference: 445 LOW S/N This replacement assembly provides the panel, screen, sticker, and clip needed to restore lefthand side protection and appearance for compatible 445 LOW S/N mowers.