MACK - RD SERIES - 1987 RSS 1987 MACK RD SERIES STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS 1987 MACK RD SERIES FUEL SYSTEM, GASOLINE:STORAGE 1987 MACK RD SERIES SUSPENSION:MULTIPLE AXLE 1987 MACK RD SERIES WHEELS 1987 MACK RD SERIES STEERING:LINKAGES