Information about the 1990 Pontiac Firebird Base
What is the Bolt Pattern (PCD) for a 1990 Pontiac Firebird Base?
5x120.65
What size wheels fit a 1990 Pontiac Firebird Base?
The 1990 Pontiac Firebird Base fits 14 to 20 inch wheels that are 7 to 9.5 inches wide with an offset between +0 and +15, on a 5x120.65 bolt pattern.
What size tires come on a 1990 Pontiac Firebird Base?
The 1990 Pontiac Firebird Base came from the factory with 195/75R14 or 215/65R15 tires, depending on the wheel package.
What is the Center Bore / Hub Bore on a 1990 Pontiac Firebird Base?
70.3mm
Does the 1990 Pontiac Firebird Base use Lug Nuts or Lug Bolts?
Lug Nuts
What is the Thread Size on a 1990 Pontiac Firebird Base?
M12x1.5
What mods are other 1990 Pontiac Firebird Base owners running?
Check out our Pontiac Firebird Build Threads to see real-world examples of how other enthusiasts are customizing their cars. From wheels and tires to performance upgrades.
