| Year07-0999-0707-0999-07 07-0901-0704-09 | ApplicationSilverado/Sierra Regular CabSilverado/Sierra Regular Cab (Classic Body Style)Silverado/Sierra Extended CabSilverado/Sierra Extended Cab* (Classic Body Style)Silverado/Sierra Crew CabSilverado/Sierra Crew Cab (Classic Body Style)Colorado/Canyon Extended/Crew Cab *Excludes “SS” Models | MountingBracketOrder No.570711579911570713579912570713 570113 570412 | Step BoardOrder No.575054575054575078575078575088575088575078 |
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