How much does this cost to the nearest dollar?

Arnott Rear Air Strut (99-06 Mercedes-Benz S-Class (W220) Left or Right)
Arnott part is a new, not remanufactured, aftermarket rear strut assembly for the Mercedes Benz W220 S-Class Sedan with AIRMATIC. This replacement strut, designed and assembled in the USA, features a new custom-valves shock absorber assembled with a durable new Continental ContiTech rubber air spring bladder. The strut, which will fit the right or left side, is partly protected by an aluminum can and dust baffle to keep out debris and assembled with heavy-duty crimping rings, seals, O-Rings and bump stop. This fully assembled air strut plugs directly into the vehicle’s electronic connector and eliminates fault codes. Custom-Valves Shock Absorber

Price is $422.00

Price: $421.97