HKS Hipermax R 14-21 Subaru Impreza WRX STI (VAB) Full Kit

14-21 Subaru Impreza WRX STI (VAB)

$3,900.00 CAD

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Description

The fun to drive at will and the balance can be adapted from circuit to winding road.
Reised Driving-Comfort, "Ultimate All-Rounder"

The model in the photo is VAB.

Application

Engine	EJ20
Model Year	14/08 - 20/04
Remarks

Specification

	FRONT	REAR
Damping force adjustment	30 steps	30 steps
Base valve	-	-
Height adjustable lower bracket	〇	〇
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)	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	647	←	666 ～ 603	666 ～ 603
FRONT	Against stock	-19	←	0 ～ -63	0 ～ -63
REAR	Ride height *1	652	648	666 ～　612	666 ～　612
REAR	Against stock	-14	-18	0 ～ -54	0 ～ -54

*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)	137 ( 14.0 )	137 ( 14.0 )
Free height (mm)	170	150
Spring type	Straight	Straight
Recommended range to change spring rate N/mm(kgf/mm)	±20 ( 2 )	±20 ( 2 )

Specification of damper

	F	R
Damping force (Rebound/Damping)N*	1045 / 623	530 / 456
Default position of dial	15	15
Remaining damper stroke (Rebound/Damping)mm	54 / 52	52 / 54

* 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)	280	←	295	258	250	247	258	235
Spring Set length(mm)	227	←	223	249	214	←	211	231
Length to ride hight adjuster (mm)	48	←	67	4	32	29	43	0
Lever ratio	1.00				1.26

* Refer to the above explanation *3 of ride height information for drivable high and low limitations.

Test vehicle information

		F	R
Vehicle weight kg		- 　(900)	- 　(590)
Tire size (Air pressure) kPa		265 / 35 - 18 ( 200 )	265 / 35 - 18 ( 200 )
Wheel size		9.5 JJ × 18 inset 45	9.5 JJ × 18 inset 45
Alignment (Toe/Camber)	Test data	out 1 mm / -5°00'	in 2 mm / -2°30'
Alignment (Toe/Camber)	Standard value	0 ± 3 mm / -0°45' ± 30'	in 3 ± 3 mm / -1°40' ± 45'