HERE IS YOUR NEW 2013 4WD 2500 DIESEL CREW CAB - 6.6L DURAMAX V8 turbo diesel engine, Engine block heater, Engine exhaust brake, 4-wheel disc brakes, 3.73 rear axle ratio, Stabilitrak, Electronic Shift Transfer case, Z71 off road suspension package, 18" alum wheels, Spare tire lock, EZ lift locking tailgate, Cloth seats, Front 40/20/40 bench w/ driver 6-way power seat adjust & manual lumbar, Rear 60/40 folding bench, Dual zone auto air conditioning, Auxiliary input jack, XM radio, Enhanced audio speakers, BLUETOOTH for phone, USB port, Rear vision camera.