SuperSprings SSA1 Leaf Spring Suspension Enhancer; SuperSprings - 38 in. L x 2.5 in. W x .323 in.; Since 1996, FDR Hitches has been serving the community with its sales and service of trailers, snow plows, salt spreaders, parts and accessories. Our commitment to high quality products and service is our top priority, delivering only the best brands, parts and accessories to our customers. Founded in 1996 by Dean Mendrys, the company started as a sales outlet for truck and trailer customers. Today, FDR Hitches extends its reach to a wide variety of clientele, ranging from truck and trailer enthusiasts to commercial accounts that need specific parts and service for their vehicles and equipment.