Engine 
Cummins ISX Euro 5
Transmission 
Fuller Manual Allison Automatic
Front Axle 
Non-driving single from 10.9 T to 12.0 T
Driving single from 10.0 T to 13.6 T
Dual non-driving 18.1 T
Dual one driving and one non-drive 18.1 T
Dual driving 18.1 T
Rear Axle
Dual drive tandem 20.8 T to 59.0 T
Tridem drive 40.8 T
Dual driving 18.1 T
Chassis Electrical
12-Volt