Shop 1999 GMC K1500 Sierra SL Aftermarket Car Parts

Discover our selection of aftermarket car parts across multiple categories. From wheels and tires to suspension, performance upgrades, and exterior and interior enhancements, find everything you need to take your 1999 GMC K1500 Sierra SL to the next level.

Wheels & Tires for a 1999 GMC K1500 Sierra SL

Suspension Components & Accessories for a 1999 GMC K1500 Sierra SL

Performance Parts for a 1999 GMC K1500 Sierra SL

Interior Parts for a 1999 GMC K1500 Sierra SL

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Information about the 1999 GMC K1500 Sierra SL

What is the Bolt Pattern (PCD) for a 1999 GMC K1500 Sierra SL?

6x139.7

What is the Center Bore / Hub Bore on a 1999 GMC K1500 Sierra SL?

78.1mm

Does the 1999 GMC K1500 Sierra SL use Lug Nuts or Lug Bolts?

Lug Nuts

What is the Thread Size on a 1999 GMC K1500 Sierra SL?

M14x1.5

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