
| Year07-12 99-1201-1207-1299-1201-1207-12 04-1201-1299-1299-1207-12 | ApplicationSilverado/Sierra Regular Cab (Excludes 11-12 Diesels)Silverado/Sierra Regular CabSilverado/Sierra HD Regular CabSilverado/Sierra Extended Cab (Excludes 11-12 Diesels) Silverado/Sierra Extended Cab (Excl. “SS” Models)Silverado/Sierra HD Extended CabSilverado/Sierra Crew Cab (Excludes 11-12 Diesels)Silverado/Sierra Crew CabSilverado/Sierra HD Crew CabSilverado/Sierra Standard Box Extension (6.5 ft. Box) - Includes HD* Silverado/Sierra Long Box Extension (8 ft. Box) - Includes HD*Silverado/Sierra Dual Wheel Box Extension (8 ft. Box) *Non-Composite Box | Order No.480711 481111481111480712481112481112480713 481113481113549425549440480714 |


