Hyundai Kona inc N (2018 on) Rear Trailing Arm Bush - PFR26-115 Using a composite design with stainless steel, Black 95A and Purple 80A Durometer polyurethane; this bush improves stiffness and durability over the factory rubber bush for sharper turn-in and more precise rear axle control. - NOTE: Price is for CAR KIT, NOT per bush… Powerflex price their bushes individually, but we have combined the quantities to make it simple!