This brand-new hot-selling truck window regulator comes with OEM numbers 1779721 and 1779722. It is an essential body part for controlling truck cab window lifting. Adopting high-strength structural materials, it runs smoothly with low noise and strong durability. It can withstand frequent long-term use and adapt to complex driving environments. Fully compliant with OEM specifications, it is easy to install and perfect for replacing damaged regulators.