R
SKYLINE GT-R
SKYLINE GT-R BNR34

R

Code No. 80310-AN003

 

  

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 BNR34.

 

 

Application

Engine RB26DETT
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 Normal 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 Height mm
  Factory *2 Test data Adjustable range
High - Low *3
Drivable range
High - Low *4
FRONT Ride height *1 658 694 ~ 638 694 ~ 638
Against stock -48 -12 ~ -68 -12 ~ -68
REAR Ride height *1 663 699 ~ 625 699 ~ 625
Against stock -36 0 ~ -74 0 ~ -74

*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 ) 118 ( 12.0 )
Free height (mm) 170 200
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* 1162 / 701 647 / 505
Default position of dial 15 15
Remaining damper stroke (Rebound/Damping)mm 47 / 40 60 / 76

* 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)
284 316 266 514 550 476
Spring
Set length(mm)
220 220 220 270 270 270
Length to ride hight
adjuster (mm)
21 53 3 145 181 107
Lever ratio 1.11 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 -  (870) -  (670)
Tire size (Air pressure) kPa 255 / 35 - 19 ( 230 ) 255 / 35 - 19 ( 230 )
Wheel size 10.0 JJ × 19 inset 15 10.0 JJ × 19 inset 4
Alignment
(Toe/Camber)
Test data in 0 mm / -2°54' in 0 mm / -1°40'
Standard value in 1.5 ± 1 mm / -1°45' ± 0°15' in 1.5 ± 0.7 mm / -1°40' ± 0°15'

* Test data at HKS.


Parts List   * It may be changed without prior notice.

 


Point

The above ride height information is for reference only, as there is a change in ride height due to the change in camber value. If the calculated values do not result in the desired ride height, please have the vehicle alignment adjusted.
The new SRF (Super Response Fluid) and LVS (Low Vibration Spring) have been adopted to achieve unprecedented levels of both driving and ride comfort.
New parts are adopted internally to enable a wide range of settings with a large amount of dial range, resulting in high durability.
We have done the setting at Fuji Speedway with ADVAN A052 tires. The best result of testing was obtained with 6-click in the front and 5-click in the rear. Please refer it when adjusting.
Front camber values during testing are those adopting adjustable upper arms.
Although it is possible to change the spring rate during the stock condition, there is a possibility that the ride quality, driving feel, and understeer/oversteer characteristics may not be what was intended by the development team, so we hope that you will enjoy the standard rate that we have carefully selected.
Please experience the evoloved HIPERMAX R!
 
 
 
 



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