⚖️ Compare: Rear Upper Arms, spherical bearings vs Best☆i Coilovers

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 Rear Upper Arms, spherical bearings (schematic) Rear Upper Arms, spherical bearings Remove ✕ Best☆i Coilovers (schematic) Best☆i Coilovers Remove ✕
Brand Ace, Inc. (ORIGIN Labo.)
Japan
RS-R Co., Ltd.
Japan
Category 🔩 Suspension 🔩 Suspension
Type AftermarketAftermarket
Part number FW-RUA-N0003—
Fitment Nissan Silvia S14 / S15, Skyline ECR33 / ER34Various Japanese models
Reference price JPY 26,400
List price at ORIGIN Labo.'s own shop, Aero no Ace (surveyed 2026-09)
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Official 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.