Home Drive line QSB6.7 QSB6.7 Cummins: 3678603 SKU: CNX-DRV-CUM-0088 Category: Drive line Brand: Cummins Add to Quote Description Cummins: 3678603 Related products CLBT755Allison: 23042199 Carrier AssyAllison: 23016688 Terex Alison H8610ARAllison: 179837 Allison transmissionAllison: 23042964RBE