Swift Springs SWI140-500-300 Conventional Rear Spring 14in x 5in x 300lb

Swift Springs SWI140-500-300 Conventional Rear Spring 14in x 5in x 300lb is listed by Motorstate as a Coil Springs for catalog matching by brand, part number, and product name. Use this source-backed listing when comparing Swift Springs components in the Coil Springs category. The manufacturer part reference is 140-500-300, while the Motorstate part number is SWI140-500-300. Catalog description context: Coil Spring - Conventional - 5 in OD - 14 in Length - 300 lb/in Spring Rate - Rear - Steel - Black Powder Coat - Each. No vehicle compatibility is stated here unless it is present in separate fitment data.