Cummins X15 525hp, Jake, Eaton Fuller RTLO 18913 13-Speed Manual Transmission, 14600#FA, 46000#RA, 3.91 Ratio, Air Ride Cab, Aluminum Wheels, Just Installed New Virgin Rubber, 315R22.5 Kumho Front Tires, 11R22.5 Rear Tires, New Leather Bostrom Seat, Airglide 8-Bag Air Ride Suspension, 185" WB, Tilt, Cruise, AC, Stereo. Stationary 5th Wheel. Passed Dyno Perfectly!