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Pontiac Grand Prix GTP 1999 on Rays Engineering C39 Cerumo Sport Wheels


This Pontiac Grand Prix GTP 1999 is running 18×8 / 18×9-inch Rays Engineering C39 Cerumo Sport wheels finished in Anthracite. Paired with Falken Ziex ZE960 A/S 215/35 23.9″x8.5″ / 215/35 23.9″x8.5″ tires. Suspension is Coilovers.
Wheel Specs
- Brand: Rays Engineering
- Model: C39 Cerumo Sport
- Size: 18×8 / 18×9
- Offset: 30 / 40
- Finish: Anthracite
- Tires: Falken Ziex ZE960 A/S 215/35 23.9″x8.5″ / 215/35 23.9″x8.5″
- Suspension: Coilovers
The 1999 Pontiac Grand Prix GTP benefits significantly from these lightweight Rays Engineering C39 wheels. This aggressive staggered fitment enhances turn-in precision and reduces critical unsprung mass across the chassis.
Owners must install high-quality coilovers to accommodate the 18-inch diameter and unique offset requirements. Precise fender rolling is mandatory to prevent tire rub when utilizing this specific Falken setup.
View gallery and fitment of this Pontiac Grand Prix GTP →