2007 - 2013 GMC, Chevrolet ZONE 4.5" Suspension Kit w/ Nitro Shocks 2007-2013 Silverado/Sierra (ZONC8N)

Important Kit Notes:

• All wheel drive models require front driveline modification.
• Will not fit 2007 Classic models.
• Strut compressor required for installation.
• Frame bracket modification and minor welding required.
• To reduce trimming required 20"" wheels with 5 1/2 to 5 3/4"" backspacing recommended.
• Add-A-Leaf C6159 recommended for a tail high stance.
• Will not fit 2009-12 two-mode hybrid models with electronic power steering (eps).
• Note: Stock 20"" wheels can be re-installed only with factory tire size. Factory 17 and 18's cannot be re-installed.