MACK - R - 1976 RSS 1976 MACK R SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE 1976 MACK R SUSPENSION:MULTIPLE AXLE 1976 MACK R ENGINE AND ENGINE COOLING:ENGINE:GASOLINE 1976 MACK R ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN 1976 MACK R STEERING:GEAR BOX (OTHER THAN RACK AND PINION)