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SIERRA 2500 PICKUP
- 10.50" ring gear
  - 3.73 ratio (opt GT4)
  - 4.10 ratio (opt GT5)
- 11.50" ring gear
  - (3.73 ratio, opt GT4)
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)

Rear Axle Assembly for 2011 GMC Sierra 2500

Fits: SIERRA 2500 PICKUP 11.50 ring gear 3.73 ratio, opt GT4 (change)

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