The Avalanche, Tahoe and Suburban are available with a Z71 package that adds, of course, the Z71 off-road suspension, new 18-inch aluminum wheels mounted on combination on-/off-road tires ...

Both the Tahoe and Suburban SUVs can ... (as seen on the 'Burb at right). For the Z71, both SUVs get a front skid plate, new 18-inch wheels with off-road tires, a redesigned grille, restyled ...