Sierra 2500 Denali 2WD V8-6.0L (2011)
Brake Drum: Specifications
Brake drum maximum allowable scoring .................................................................................................................................................... 1.5 mm (0.06 in)
Maximum allowable radial runout ......................................................................................................................................................... 0.06 mm (0.0024 in)
Maximum allowable diameter ............................................................................................................................................................. 296.5 mm (11.673 in)
