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1977 GMC C15 Aftermarket Truck Parts

Discover our selection of aftermarket truck parts across multiple categories. From wheels and tires to suspension, performance upgrades, and exterior and interior enhancements, find everything you need to take your 1977 GMC C15 to the next level.

Wheels for a 1977 GMC C15

Information about the 1977 GMC C15

What are the trims for the 1977 GMC C15?

Base, Heavy Half, High Sierra, Indy Hauler, Sierra Classic, Sierra Grande

What is the Bolt Pattern (PCD) for a 1977 GMC C15?

5x127

What is the Center Bore / Hub Bore on a 1977 GMC C15?

78.1mm

Does the 1977 GMC C15 use Lug Nuts or Lug Bolts?

Lug Nuts

What is the Thread Size on a 1977 GMC C15?

1/2 UNF

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