No experience with it..but here's some info..
Z71
2WD Starting at $41,565*
4x4 Starting at $44,365*
Vortec 5300 V8 engine
Z71 Suspension (modified on 2WD Z71 models)
Locking rear differential
Skid Plate Package
Round foglamps and other distinctive appearance features
Luggage rack with integral rear roller
Body-color, power-folding, heated outside rearview mirrors with driver-side auto-dimming feature
Heavy-Duty Trailering Package
Standard premium seating for five with Custom Leather seating surfaces
Available second-row bucket seats with Custom Leather seating surfaces
AM/FM stereo with in-dash, six-disc CD changer and nine speakers (including subwoofer)
Available Touch-Screen Navigation Radio(1)
Bose premium digital sound system
Steering wheel-mounted controls for audio and Driver Information Center
Available DVD entertainment system
Power-adjustable pedals
OnStar with one-year Safe & Sound Plan(2)
http://www.chevrolet.com/tahoe/z71.jsp