PDF Installation Manual - English
Installation Manual (w/Google Translate)
Technical Service Bulletin (TSB) #1 - English | 中文
How can I tell if my Mercedes has 4MATIC®?
4MATIC® is a Mercedes registered trademark for all-wheel drive. Usually, if the vehicle features 4MATIC®, there will be an emblem on the right side of the trunk. See illustration below.
Arnott LLC® offers a Limited Lifetime Warranty for United States and Canada on Arnott branded Air Springs, Air Struts, Compressors, Coil Spring Conversion Kits and Arnott branded Adjustable Motorcycle Suspension Kits. Orders for Arnott branded products outside of the United States and Canada (i.e., the European Union, Mexico, and the rest of the world) come with a Limited Two-Year Warranty. Arnott offers a 30-Day Money Back Guarantee and a 90-Day Return Policy on unused and uninstalled products. Arnott offers a 30-Day Warranty on parts used in commercial vehicles. Improper use or installation is not a manufacturer's defect and is not covered by the warranty. The Arnott Warranty is non-transferable.
For complete Warranty details and limitations, please click here.