The ADVAN Racing RG‑4 is the 4th‑generation evolution of the iconic “RG” flagship. It keeps the slim 6‑spoke heritage while pushing a sharper, more aggressive concave profile and machined detailing.
Diameters: 17–18 in
PCD options (varies by size): 4×100 / 5×100 / 5×114.3 (and selected others per size list)
Bore (varies by PCD): 63 / 73 mm (some entries show dual bore)
Notes: Exact widths/insets and face type depend on spec. Refer to the Yokohama Wheel size list for the full table.
Face types (by spec): S‑TD (Standard), GTR, S‑GTR (Super GTR).
• Classic slim 6‑spoke RG heritage
• Aggressive concave faces by spec
• Side-cut machining & cast-in ADVAN Racing branding details
All products are covered by the manufacturer’s official warranty against structural defects. Warranty terms are subject to manufacturer policy. Improper installation, misuse, motorsport use, or damage caused by road hazards is not covered.