EPI 1996-2001 500 Sportsman 4x4 POLARIS WE321519 REAR SUSPENSION SPRING. The vendor part number is WE321519. Read title to know what you are getting. Catalog descrition� High quality, heavy duty chrome silicon Approximately 25% heavier than stock Ideal for use with accessories that add weight, such as plows, winches, mowers, trailers, etc. Sold each Available in Black Rate: 140#