Weld Racing 71MB8080B62A RT-S S71 Black Anodized Forged Wheel 18x8 5x4.75 6.2BS Medium Pad

The Weld Racing RT-S S71 is a 3-piece forged aluminum wheel that bridges the gap between championship-level racing technology and aggressive street style. This specific fitment is an 18-inch diameter, 8.0-inch wide wheel with a 5x4.75 bolt pattern, 6.2-inch backspace (43mm offset), and a Medium pad height — ideal for high-performance factory brake systems and many popular aftermarket setups.

Construction & Materials:

• 3-piece welded construction using a forged billet aluminum center and cold forged rim shells for an exceptional strength-to-weight ratio
• Manufactured from primary forging-grade aluminum alloys for maximum strength and durability
• Black anodized center finish for a clean, aggressive appearance
• Tested using F.E.A. (Finite Element Analysis) and in-house destructive testing to ensure safety and integrity
• Meets SAE J2530 Aftermarket Wheel (Street) Standards

Pad Height & Brake Compatibility:

• Medium pad configuration fits high-performance factory brake systems first introduced on 1965 Corvettes and on performance vehicles from the late 1980s onward
• Compatible with a wide range of aftermarket brake systems
• Three mounting pad heights available across the S71 lineup (Low, Medium, High) to clear drum brakes, factory performance calipers, and modern multi-piston opposed calipers

Key Specifications:

• Diameter: 18 in.
• Width: 8.0 in.
• Bolt Pattern: 5x4.75 (5x120.65mm)
• Backspace: 6.2 in.
• Offset: 43mm
• Pad Height: Medium
• Finish: Black Anodized Center
• Material: Forged Aluminum

Hardware Notes:

• 17", 18", and 20" diameter wheels require conical (cone seat) lug nuts
• Center cap and valve stem are included

The S71 RT-S series carries Weld Racing's iconic 5-spoke star design and delivers the same uncompromising quality found in their professional racing wheels — engineered for serious street machines, pro-touring builds, and track-day enthusiasts who demand both performance and style.