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10 bolt cover
12 bolt cover
- 2.56 ratio
- 2.73 ratio
- 2.76 ratio
- 3.07 ratio
- 3.40 ratio
- 3.73 ratio
- 4.11 ratio

Ring Gear and Pinion for 1978 GMC G25

Fits: 12 bolt cover 2.73 ratio (change)

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