There are 6 choices

Choose One

2.56 ratio (opt GM8)
2.73 ratio (opt GU2)
3.08 ratio (opt GU4)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
4.11 ratio (opt GT5)

Front Axle Assembly for 1978 GMC K15

Attention!

There are 6 choices for the 1978 GMC K15 Front Axle Assembly !!!
Choose Your Option

2.56 ratio (opt GM8)
2.73 ratio (opt GU2)
3.08 ratio (opt GU4)
3.42 axle ratio (opt GU6)
3.73 ratio (opt GT4)
4.11 ratio (opt GT5)

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