MACK - RL SERIES - 1979 RSS 1979 MACK RL SERIES STRUCTURE:FRAME AND MEMBERS 1979 MACK RL SERIES SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY 1979 MACK RL SERIES SUSPENSION:REAR:SPRINGS 1979 MACK RL SERIES SUSPENSION:FRONT:SPRINGS:COIL SPRINGS