This MORryde RPB72-2210031-05 Rubber Pin Box System is the perfect replacement for your Dexter 221-0031 (14K-18k) gearbox. Made by the trusted brand MORryde, this system is designed to provide superior handling and performance for your car or truck. With its durable construction and reliable operation, this gearbox is sure to meet all your expectations. It is compatible with a variety of car and truck models and is easy to install, making it the ideal choice for anyone looking to upgrade their vehicle's steering and suspension. Buy now and experience the difference for yourself!