Components: Onan Diesel Generator, And Much More. Engine: Cummins Diesel Engine. Featured RV Parts Available : Featured RV Parts Available From This Unit That Is Being Parted Out - Dismantled - All Parts Are For Sale, Front Fiberglass Cap - Front End, Rear Fiberglass Cap - Rear End. Chassis: Spartan Chassis Parts. Transmission: Transmission - 6-Speed Allison Automatic.