BM3500 301201 SPRING: 281-?? BM3490 301202 SPRING: 1092-84 R14 clicks out Front. R16 clicks out Rear. Hot Tanked Cleaned. Dampers Serviced. Seal heads rebuilt / Replaced. Shims Replaced and Inspected Shafts Polished. Shafts Runout Tolerances checked. All new parts, oil, nitrogen. Both were already Rockster length. Tiwi