The extraordinary Yukon is available in two- or four-wheel drive and comes standard with a 285 hp Vortec 4800 V8 engine that produces 295 lb.-ft. of torque. A 295 hp Vortec 5300 V8 engine is standard on SLT models. Yukons gas-pressurized shock absorbers, smooth-shifting 4-speed automatic transmission and available StabiliTrak and Autotrac (4X4 models) guarantee a great drive in the city or off the beaten path. Interior amenities include tri-zone manual climate control with front and rear controls, and an auto-dimming electrochromic interior rear-view mirror.