Leading Manufacturer – KGA Auto Parts is the premier heavy-duty vehicle air spring manufacturer and supplier, offering superior products for both original equipment and aftermarket parts. - Replacement Part: Firestone 8708, Firestone W013588708, Firestone W01-358-8708, Firestone W014558708, Firestone W01-455-8708 - Durable & Resistant – Made to the highest specifications, our product features dependability and durability; it's capable of enduring harsh weather conditions with its corrosion-resistant and heat-resistant design. - Quality Control - Our air springs are precision tested for quality control purposes before being sold in the marketplace. We guarantee a quality part perfect for your application. If you're not sure about the part number you need To better assist you in finding the correct part please message us and provide: 1. YEAR 2. MAKE 3. MODEL 4. Last 8 digits of (VIN) KGA Auto Parts is a premium manufacturer and supplier of heavy commercial vehicle spare parts headquartered in California, Los Angeles.