Home Drive line QSB5.9 QSB5.9 Cummins: 3990517 SKU: CNX-DRV-CUM-0186 Category: Drive line Brand: Cummins Add to Quote Description Cummins: 3990517 Related products CLBT755Allison: 23015339 Terex Alison H8610ARAllison: 23015990 Terex Alison H8610ARAllison: 23017739 Terex TR60Allison: 23017066