HKS Hipermax S GDB (A-D)

HKS Hipermax S GDB (A-D) IMPREZA WRX STI GDB Code No. 80300-AF002 Going beyond just ride comfort or handling performance, a new standard of “Driving Comfort” aims for comfort in ride but also in the peace of mind generated by handling performance and drivability . An uncompromising balance which delivers on all the demands of street driving. The model in the photo is GDB(C). Application Engine · EJ20(TURBO) Model Year · 00/10 – 04/05 Remarks Specification FRONT · REAR Damping force adjustment · 30 steps · 30 steps Base valve · – · – Height adjustable lower bracket · 〇 · 〇 Upper mount · Rubber · Rubber Inverted/Normal type · Inverted · Inverted Damper/Spring layout · Coilover · Coilover Spring rate change at factory · Impossible · Impossible Damping force adjustment with wire · – · – Helper spring (Spring rate N/mm) · 〇 (19.8) · 〇 (19.8) Ride Heightmm Factory *2 · Test data · Adjustable range High – Low *3 · Drivable range High – Low *4 FRONT · Ride height *1 · 657 · ← · 677 ～ 625 · 677 ～ 631 Against stock · -36 · ← · -16 ～ -68 · -16 ～ -62 REAR · Ride height *1 · 645 · ← · 662 ～　581 · 662 ～　592 Against stock · -22 · ← · -5 ～ -86 · -5 ～ -75 *1. Height from road surface to fender arch. *2. Height at factory is the data tested at HKS with the setting of Full Kit. (HKS’ recommended setting.) *3. Adjustable range (However, the lowest value may not be road legal. Even within the adjustable range, car body, arm etc. may contact. In such case, it will be hard to drive. Damper oil leakage or any other problems caused by low ride height setting from the factory setting will void the warranty of the product.) *4. Drivable range that there is no contact of car body or arms etc. (However, change of tire/wheel size may cause a problem.) Caution). Actual data depends on each vehicle. Kit information Spring of Full Kit F · R Spring rate N/mm(kgf/mm) · 69 ( 7.0 ) · 49 ( 5.0 ) Free height (mm) · 220 · 250 Spring type · Straight Barrel type · Straight Barrel type Recommended range to change spring rate N/mm(kgf/mm) · – · – Specification of damper F · R Damping force (Rebound/Damping)N* · 873 / 456 · 314 / 280 Default position of dial · 15 · 15 Remaining damper stroke (Rebound/Damping)mm · 44 / 55 · 62 / 74 * The value of the damping force is at piston speed of 0.1m/sec. Setting data F · R Default · Test · Drivable limit High * · Drivable limit Low * · Default · Test · Drivable limit High * · Drivable limit Low * Length of case (mm) · 284 · ← · 302 · 284 · 368 · ← · 369 · 343 Spring Set length(mm) · 231 · ← · 231 · 255 · 290 · ← · 275 · 314 Length to ride hight adjuster (mm) · 73 · ← · 91 · 49 · 121 · ← · 137 · 72 Lever ratio · 1.10 · 1.08 * Refer to the above explanation *3 of ride height information for drivable high and low limitations. Test vehicle information F · R Vehicle weight kg · -　(870) · -　(570) Tire size (Air pressure) kPa · 235 / 40 – 18 ( 230 ) · 235 / 40 – 18 ( 190 ) Wheel size · 8.5 JJ × 18 inset 50 · 8.5 JJ × 18 inset 50 Alignment (Toe/Camber) · Test data · in 0 mm / -1°48′ · in 1 mm / -2°00′ Standard value · in 0 ± 3 mm / -0°20′ ± 0°45′ · in 0 ± 3 mm / -1°25′ ± 0°45′ * Test data at HKS. Parts List * It may be changed without prior notice. For info on HKS Hipermax S GDB (A-D) please go here For info on our full range of goods and services please go here