HD044S2 181302 (x2) SPRINGS: 66420-026 HD044.4 184042 (x2) SPRINGS: 66422-026 Both sets of HD044's serviced on same Work Order. Hot Tanked Cleaned Dampers Serviced Seal heads rebuilt / Replaced Shims Replaced and Inspected Shafts Polished Shafts Runout Tolerances checked All new parts, oil, nitrogen C14 R14 clicks out on both sets. TIWI