The Sway Bar Isolator is a practical and reliable product designed to enhance the performance of your vehicle. Made from durable polyurethane, it effectively isolates the sway bar, reducing noise and vibration for a smoother ride. With a height of 2 7/8" and a length of 4", it fits most Kenworth makes and models, making it a versatile choice. The inner diameter of 1 1/2" ensures a secure fit. This non-greasable isolator is sold individually and is compatible with OE parts such as Automann M203001UB, Dyco D248 / D509, and Gillig 55-27964-001. Upgrade your vehicle's suspension with this reliable sway bar isolator.