Weld Racing 71MB8100A47A RT-S S71 Black Anodized Wheel 18x10 5x4.5 4.7" Backspace

The Weld Racing RT-S S71 is an 18x10-inch, three-piece forged aluminum wheel finished in a black anodized center with a 5x4.5" (5x114.3mm) bolt pattern and 4.7" backspace (-20mm offset). Built on Weld Racing's proven RT-S platform, this medium-pad wheel brings race-bred engineering to street and strip applications.

Key Features:

• 3-Piece Welded Construction — Forged billet aluminum center joined to cold-forged rim shells for an outstanding strength-to-weight ratio
• Medium Mounting Pad Height — Designed to clear high-performance factory brake systems and many popular aftermarket brake packages
• Black Anodized Center — Durable, corrosion-resistant finish on the forged billet center
• 18x10.0" Sizing — Wide rear fitment ideal for performance and drag-oriented builds
• 5x4.5" (5x114.3mm) Bolt Pattern — Compatible with a wide range of domestic and import performance platforms
• 4.7" Backspace / -20mm Offset — Medium offset for aggressive stance and proper brake clearance
• Conical Lug Nuts Required — 18" diameter wheels require conical-seat lug nuts (not included)
• Center Cap and Valve Stem Included
• Tested to SAE J2530 aftermarket wheel street standards
• Available with optional forged beadlock ring for strip use (15" and 17" diameters)

The S71 features Weld Racing's classic 5-spoke star design and is manufactured using primary forging-grade aluminum alloys for maximum durability. The medium pad configuration is ideally suited for high-performance factory brake systems commonly found on performance cars from the late 1980s onward, as well as many popular aftermarket brake setups. Each wheel is validated through F.E.A. analysis and in-house destructive testing to ensure safety under real-world conditions.