Swift Springs SWI100-250-400B Coilover Spring 10in x 2.5in x 400lb

Swift Springs SWI100-250-400B Coilover Spring 10in x 2.5in x 400lb 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 100-250-400 B, while the Motorstate part number is SWI100-250-400B. Catalog description context: Coil Spring - Coil-Over - Barrel - 2.5 in ID - 10 in Length - 400 lb/in Spring Rate - Steel - Black Powder Coat - Each. No vehicle compatibility is stated here unless it is present in separate fitment data.