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SIERRA DENALI 1500
- 8.6" ring gear (10 bolt)
- 9.5" ring gear (14 bolt)
SIERRA DENALI 2500
- 6.0L (10.50" ring gear)
  - 3.73 ratio (opt GT4)
  - 4.10 ratio (opt GT5)
- 6.6L (11.50" ring gear)
  - (3.73 ratio, opt GT4)
SIERRA DENALI 3500
- (full-floating)
  - (11.5" ring gear)
    - dual rear wheels
      - 3.73 ratio (opt GT4)
      - 4.10 ratio (opt GT5)
    - single rear wheels
      - 3.73 ratio (opt GT4)
      - 4.10 ratio (opt GT5)

Rear Axle Assembly for 2011 GMC Sierra Denali

Fits: SIERRA DENALI 3500 full-floating 11.5 ring gear dual rear wheels 3.73 ratio opt GT4 (change)

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