III sport
SILVIA
SILVIA S15

III sport

Code No. 80155-AN003

*Discontinued.

Application

Engine SR20DE
Model Year 99/01 - 02/08
Remarks  

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 Height mm
  Factory *2 Test data Adjustable range
High - Low *3
Drivable range
High - Low *4
FRONT Ride height *1 642 677 ~ 602 677 ~ 629
Against stock -35 0 ~ -75 0 ~ -48
REAR Ride height *1 651 642 682 ~ 606 682 ~ 623
Against stock -31 -40 0 ~ -76 0 ~ -59

*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) 78 ( 8 ) 49 ( 5 )
Free height (mm) 200 250
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* 1314 / 363 775 / 127
Default position of dial 20 20
Remaining damper stroke (Rebound/Damping)mm 34 / 82 80 / 86

* 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)
230 261 218 486 496 469
Spring
Set length(mm)
199 312 322 291 339
Length to ride hight
adjuster (mm)
37 68 25 178 168 209 150
Lever ratio 1.14 1.00

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



Test vehicle information

  F R
Vehicle weight kg 692 (690) 577 (550)
Tire size (Air pressure) kPa 225 / 40 - 18 ( 220 ) 235 / 40 - 18 ( 220 )
Wheel size 8 J × 18 off 35 9 J × 18 off 38
Alignment
(Toe/Camber)
Test data 0 mm / -1°30' in 4 mm / -2°18'
Standard value in 2 ± 1 mm / -1°00' ± 45' in 2.6 ± 2.6 mm / -1°25' ± 30'

* Test data at HKS.



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