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4x2
4x4
- front axle
  - GM
  - Spicer
    - 2.76 thru 3.73 ratios
    - 3.92 ratio
    - 4.11 ratio
    - 4.56 ratio
- rear axle

Ring Gear and Pinion for 1978 Chevrolet K20 Pickup

Fits: 4x4 front axle Spicer 2.76 thru 3.73 ratios (change)

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