Pontiac G8 Aftermarket Wheels & Tires

Enhance the performance stance and muscle sedan styling of your Pontiac G8 with aftermarket wheels and tires engineered for staggered setups, flush offsets, and high-speed grip. Whether you're running a V6 daily, a G8 GT, or a supercharged G8 GXP, we offer fitments in 18 inch, 19 inch, and 20 inch sizes. All Pontiac G8 models use the 5x120 bolt pattern. Choose from high-performance and flush-stanced brands like Niche, Vision, US Mags, American Racing, and Ridler. Every wheel and tire package ships mounted, balanced, and ready to bolt on.

Popular Wheel & Tire Fitments

• 245/45R18 with 18x8 wheels and 5x120 bolt pattern
• 255/40R19 with 19x8.5 wheels and 5x120 bolt pattern
• 275/35R20 with 20x9.5 wheels and 5x120 bolt pattern

All packages ship mounted and balanced — optimized for aggressive G8 wheel wells and fender lines.

What Size Wheels Look Best?

Most G8 GT and GXP owners run 19 inch or 20 inch staggered wheels for a flush rear-wheel-drive look. 18 inch wheels work well for winter setups or budget-friendly builds. All trims use the 5x120 bolt pattern.

FAQs

• What bolt pattern does the Pontiac G8 use?
  All G8 trims use a 5x120 bolt pattern, the same spec used on many modern GM performance cars.
• Can I run 275s in the rear of a G8?
  Yes — 275/35R20 tires with 20x9.5 wheels are a great rear fitment on lowered or factory-height setups with no rubbing.
• Do your wheels clear Brembo brakes?
  Yes — we offer wheel options that clear factory GXP and aftermarket big brake kits.
• Are tires pre-mounted and balanced?
  Absolutely — all wheel & tire packages are mounted, balanced, and ship ready to install.
• Need help choosing offset or staggered setup?
  Call 320-247-6160 for Pontiac G8 fitment guidance.