HKS 80120-AT203 Hipermax S-Style X Coilover Kit

The HKS Hipermax S-Style X is a full coilover suspension kit engineered for enthusiasts who demand both a lowered, aggressive stance and the renowned driving refinement of the HKS Hipermax series. Designed for remodeling and styling-focused builds, the S-Style X goes beyond simply dropping ride height — it delivers a composed, confidence-inspiring feel on the street that is synonymous with the Hipermax name.

Key Features:

• 30-Step Damping Adjustment — Front and rear damping force is independently adjustable across 30 clicks, allowing precise tuning of ride firmness and handling character
• Pillow Ball Upper Mounts — Front and rear pillow ball upper mounts improve steering response and suspension feedback compared to rubber OEM-style mounts
• Single-Tube Monotube Design — Provides more consistent damping performance and better heat dissipation versus twin-tube designs
• High-Flow Linear Piston — Optimized piston design for smooth, linear damping response throughout the stroke
• PNE Coating — Protective coating on damper bodies for improved corrosion resistance and longevity
• Aluminum Lock Nut and Ride Height Adjuster — Lightweight aluminum hardware for easy ride height adjustment with reduced corrosion risk
• Camber-Adjustable Pillow Upper Mount — Compatible with inverted strut configurations to allow camber tuning at the upper mount
• Dust Boots Included — Standard dust boots protect damper shafts from contamination and extend service life
• Ultra-Short Body Design — Compact damper body maximizes suspension travel and fitment flexibility

Specifications:

• Spring Rate: Front 178 N/mm (18 kgf/mm) / Rear 157 N/mm (16 kgf/mm)
• Free Height: Front 150 mm / Rear 170 mm
• Damping Force (Rebound/Compression @ 0.1 m/sec): Front 1,913 N / 964 N — Rear 1,970 N / 841 N
• Default Dial Position: Front 20 / Rear 20 (of 30 steps)
• Vehicle Height Adjustment Range: Front −37 mm (−1 to −129 mm) / Rear −45 mm (0 to −141 mm)
• Maximum Adjustability: Front 693–565 mm / Rear 680–539 mm
• Remaining Damper Stroke (Rebound/Compression): Front 40/32 mm — Rear 30/42 mm

The HKS Hipermax S-Style X full kit delivers the ideal combination of bold lowering potential and everyday drivability, backed by HKS's decades of suspension development expertise. Whether building a show-quality stance car or a spirited daily driver, the S-Style X provides the adjustability and build quality to match your vision.