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Details
Code No. 80230-AM003
Awesome control and comfort ride on the street for a sporty drive. The new Max IV sporty suspension.
Engine
4G63
Model Year
98/01 - 01/01
Damping force adjustment
30 steps
30 steps
Base valve
-
-
Height adjustable lower bracket
â—‹
â—‹
Upper mount
Spherical bearing
Rubber
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)
â—‹ ( 19.8 )
â—‹ ( 19.8 )
Ride Height
mm
Factory *2
Test data
Adjustable range
High - Low *3
Drivable range
High - Low *4
FRONT
Ride height *1
640
←
676 ～ 610
676 ～ 618
Against stock
-46
←
-10 ～ -76
-10 ～ -68
REAR
Ride height *1
620
←
648 ～　582
648 ～　587
Against stock
-28
←
0 ～ -66
0 ～ -61
*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 )
59 ( 6 )
Free height (mm)
200
200
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*
1000 / 330
730 / 200
Default position of dial
15
15
Remaining damper stroke (Rebound/Damping)mm
63 / 53
70 / 65
* 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)
283
←
307
275
390
←
407
390
Spring
Set length(mm)
239
←
229
257
246
←
241
272
Length to ride hight
adjuster (mm)
53
←
87
27
61
←
83
35
Lever ratio
1.05
1.28
* Refer to the above explanation *3 of ride height information for drivable high and low limitations.
Test vehicle information
F
R
Vehicle weight kg
841
570
Tire size (Air pressure) kPa
225 / 45 - 17 ( 220 )
225 / 45 - 17 ( 190 )
Wheel size
7.5 JJ × 17 off 38
7.5 JJ × 17 off 38
Alignment
(Toe/Camber)
Test data
0 mm / -1°30'
in 2 mm / -1°30'
Standard value
0 ± 3 mm / -1°00' ± 30'
in 3 ± 2 mm / -1°00' ± 30'
* Test data at HKS.
Parts List * It may be changed without prior notice.
Point
・We have developed MAX IV for comfortable in the town drive and have competitive drive at the track. However the main use should be street, not the racing. The smooth movement of the suspension provide comfortable ride. The Evo is a sporty car so we have set it to suit it. HKS has developed MAX IV from 0, so it has 1 kg up of front spring from MAX III and it has better roadholding and less under steer. MAX IV has awesome drive feeling and have better performance.
* Rear spring seat has 374mm shortest case and length at 31mm thread position for avoid interference.
* If rear tire interfere with fender when bumping, please extend the case length and use bump touch. But if it extends t...
More Info
| Manufacturer | HKS |
|---|---|
| Fitment | No |
| Colour | No |
| Note | No |
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