Home Drive line QSB6.7 QSB6.7 Cummins: 4891178 SKU: CNX-DRV-CUM-0239 Category: Drive line Brand: Cummins Add to Quote Description Cummins: 4891178 Related products CLBT755Allison: 23047965 Clutch PlateAllison: 23041786 CLBT755Allison: 23041457 PPM ATT1190Allison: 23047772