Ultimate Magnesio Forged Magnesium Wheels, GT3 RS / GT2 RS (991)
Forged magnesium sold for street use rather than track only, at 7.23 kg front and 9.74 kg rear.
Wheels In production confidence: medium
Manufacturing
| Manufacturer | OZ Racing |
|---|---|
| Origin | 🇮🇹 Italy Vendor head office — place of manufacture not stated |
| Process | Forged |
| Additively manufactured | No |
| Material | Forged Magnesium |
| Notes | OZ positions this as a road wheel, which is unusual for magnesium — the material's corrosion behaviour is why most magnesium wheels carry track-only caveats. Check the coating warranty terms before running one through winter. |
Published figures
| Weight | 7.23 kg |
|---|---|
| Basis | Published by the manufacturer; not independently verified. |
| Notes | 9.5×20 ET50 front at 7.23 kg; 12.5×21 ET48 rear at 9.74 kg. Identical front figure to the BBS RE1640 — the two are directly comparable at the same size. |
Fitment
| 991 | GT3 RS, GT2 RS |
|---|
Sources
- Ultimate Magnesio — Mag Limited — OZ Racing, accessed 2026-08-17