⚖️ Compare: Rear Upper Arms, spherical bearings vs HIPERMAX R Coilovers, 80310-AN007 vs HIPERMAX S Coilovers, 80300-AN018 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 ✕ HIPERMAX R Coilovers, 80310-AN007 HIPERMAX R Coilovers, 80310-AN007 Remove ✕ HIPERMAX S Coilovers, 80300-AN018 HIPERMAX S Coilovers, 80300-AN018 Remove ✕ Best☆i Coilovers (schematic) Best☆i Coilovers Remove ✕
Brand Ace, Inc. (ORIGIN Labo.)
Japan
HKS Co., Ltd.
Japan
HKS Co., Ltd.
Japan
RS-R Co., Ltd.
Japan
Category 🔩 Suspension 🔩 Suspension 🔩 Suspension 🔩 Suspension
Type AftermarketAftermarketAftermarketAftermarket
Part number FW-RUA-N000380310-AN00780300-AN018—
Fitment Nissan Silvia S14 / S15, Skyline ECR33 / ER34Nissan Fairlady Z RZ34 VR30DDTTNissan Fairlady Z RZ34Various Japanese models
Reference price JPY 26,400
List price at ORIGIN Labo.'s own shop, Aero no Ace (surveyed 2026-09)
JPY 258,962
Price listed on kakaku.com (surveyed 2026-08)
JPY 210,000
Price listed on kakaku.com (surveyed 2026-08)
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Official Product page ↗ 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.