GCX(R) uses RS200TM zinc-aluminum coating for optimal corrosion resistance. The robotically applied coating is a market leader in corrosion resistance, achieving over 200 hours of salt spray corrosion testing.
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| Year | Make | Model | Submodel | 
|---|---|---|---|
| 2008-2009 | Hummer | H3 | Adventure | 
| 2008-2010 | Hummer | H3 | Alpha | 
| 2006-2010 | Hummer | H3 | Base | 
| 2009 | Hummer | H3 | Championship Series | 
| 2008-2009 | Hummer | H3 | Luxury | 
| 2007-2009 | Hummer | H3 | X | 
| 2009-2010 | Hummer | H3T | Alpha | 
| 2009-2010 | Hummer | H3T | Base |