Description
HKS Hipermax D' NOBspec Coilovers
Product Overview: HKS Hipermax D' NOBspec Coilovers is a performance suspension system designed to improve chassis control, damping response, and driver confidence. This listing is structured around the exact HKS product/SKU so shoppers can match the component to the intended vehicle or build without relying on a generic product-family description.
Vehicle Application: 1999-2002 Nissan Silvia (S15)
Driver Benefit: Drivers benefit from more controlled weight transfer, reduced excess body motion, and a more precise connection between steering, braking, and tire load.
Recommended Use: Best suited to enthusiast street cars, canyon/spirited driving, HPDE and track-day builds where improved handling consistency is a priority.
Technical & Fitment Notes
- Confirm the exact Hipermax series/configuration, included upper mounts, adjustment features, and application-specific spring/damper specification before installation.
- A performance alignment is recommended after installation; final ride height and alignment should be set around tire clearance and intended use.
- Original catalog note: Suspension for Easy Drifting. ・We have developed a new suspension for the concept of "smooth and moving suspension" with professional driver Nobuteru Taniguchi . ・We have set the front turning, rear traction and quick turn response with caution. ・Tested with radial tires. ・We have moved the hole position of bracket a little to have more camber angle for front (about 2 degree). ・2 way pillow upper is standard equipment. ● About installation modification ・Needs an hole for rear damping adjustment cable (inside). Specification FRONT REAR Damping force adjustment 30 steps 30 steps Base valve - - Height adjustable lower bracket ○ ○ Upper mount Spherical bearing Spherical bearing Inverted/Normal type Inverted Normal Damper/Spring layout Coilover Coilover Spring rate change at factory Possible Possible Damping force adjustment with wire - ○ Helper spring (Spring rate N/mm) - ○ ( 19.8 ) Ride Hei
Fitment and specifications can vary by HKS part number, model year, trim, transmission, drivetrain, and market. Confirm the SKU and application before ordering, particularly on modified vehicles.