2005 GMC Sierra 2500 HD equipped with 8.1L V8 Gas OHV, 6.6L V8 Diesel OHV Turbo, 6.0L V8 Gas OHV, 6.0L V8 CNG OHV
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8.5 In., 8.625 In., 8.75 In., or 8.875 In. Ring Gear
2005 GMC Sierra 2500 HD equipped with 8.1L V8 Gas OHV, 6.6L V8 Diesel OHV Turbo, 6.0L V8 Gas OHV, 6.0L V8 CNG OHV
8.5 In., 8.625 In., 8.75 In., or 8.875 In. Ring Gear