As we ship worldwide the most efficient is to service the bike yourself or via your local bike shop. The bike is a classic build with known parts and the majority of bike shops around the world know how to service this product.To keep the bike frame in top condition over time, rider can wipe the frame with light oil to protect the surface from normal corrosion. DO NOT USE WD-40, CORROSIVE CLEANER or LUBRICANT OIL. It will increase rust on the Chrome plated models.For longest lifetime of the frame, rider can also wipe the bike after riding in rainy weather.