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4x2
4x4
- 10 bolt cover
- 14 bolt cover
  - 3.42 axle ratio (opt GU6)
  - 3.73 ratio (opt GT4)
  - 4.10 ratio (opt GT5)

Rear Axle Assembly for 1989 GMC K1500 Pickup

Fits: 4x4 14 bolt cover 3.42 axle ratio opt GU6 (change)

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