⚖️ Compare: WORK M8 assembly bolt (12-point female socket), chrome, single vs SUPER-RS RS557, 20 inch, 20×8.5J, 5/114.3, ET38 vs VOLK RACING TE37 SONIC 30th MACHINING Ver., 16 inch, 7.0J

Put the parts or tools you picked side by side and compare the brand, specs, reference price band, official page and where to buy.

Item WORK M8 assembly bolt (12-point female socket), chrome, single (schematic) WORK M8 assembly bolt (12-point female socket), chrome, single Remove ✕ SUPER-RS RS557, 20 inch, 20×8.5J, 5/114.3, ET38 (schematic) SUPER-RS RS557, 20 inch, 20×8.5J, 5/114.3, ET38 Remove ✕ VOLK RACING TE37 SONIC 30th MACHINING Ver., 16 inch, 7.0J (schematic) VOLK RACING TE37 SONIC 30th MACHINING Ver., 16 inch, 7.0J Remove ✕
Brand Sensei 6
United States
BBS Japan Co., Ltd.
Germany / Japan
RAYS Co., Ltd.
Japan
Category 🛞 Wheels 🛞 Wheels 🛞 Wheels
Type AftermarketAftermarketAftermarket
Part number —RS557—
Key specs —20×8.5J / 20 inch / PCD114.3 / 5H / ET38 / 5/114.316 inch / 7.0J / 4H / 5H
Fitment WORK two- and three-piece wheels (M8 bolts)5H PCD114.3, fits multiple models4H/5H, fits multiple models
Reference price JPY 2,346
Sensei 6 official store: US$15 (2026-09) at 156.41 JPY/USD (MUFG TTS 2026-09-16); excl. shipping, duties, tax
JPY 230,670
Price listed on kakaku.com (surveyed 2026-08)
JPY 54,400
Price listed on kakaku.com (surveyed 2026-08)
Official Product page ↗ Product page ↗ Product page ↗
Where to buy
About these figures. Reference prices are from the time of our survey, with the source under each one. Always confirm fitment and current prices on each maker’s official site.