System 3 Off-Road St-4 Aluminum Wheels Transform your vehicle with a set of phenomenal St-4 wheels by System 3 Off-Road. Crafted from cast aluminum, the wheels exude a tough looks without sacrificing performance. Features: Stout 8-spoke design shows its strength Factory-installed valve Bolt-in center cap 1000lb load rating Offset: 4+3 (+10Mm) 4+2.5 (+10Mm) Note: Image is for representation only. Actual product will vary dependent on bolt pattern and selected offset.