MAX IV SP SKYLINE GT-R
Explanation of the product Application chart

SKYLINE GT-R BNR34
MAX IV SP Code No. 80250-AN003
 
 


▲The above photo is an item for BNR34.

The sport model to have a comfortable drive even in the winding road.



Application   Specification
Engine RB26DETT
Model Year 99/01 - 02/08
Remarks Stock (V-Spec diffuser installed front & rear)
 
  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)
- ○ ( 19.8 )


Ride Height mm
  Factory *2 Test data Adjustable range
High - Low *3
Drivable range
High - Low *4
FRONT Ride height *1 655 642 706 ~ 621 706 ~ 638
Against stock -51 -64 0 ~ -85 0 ~ -68
REAR Ride height *1 663 650 699 ~ 580 699 ~ 638
Against stock -36 -49 0 ~ -119 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) 118 ( 12 ) 98 ( 10 )
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* 2200 / 700 1100 / 450
Default position of dial 15 15
Remaining damper stroke (Rebound/Damping)mm 34 / 51 65 / 105
* 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)
285 276 305 269 488 479 524 479
Spring
Set length(mm)
198 198 172 198 312 312 312 322
Length to ride hight
adjuster (mm)
59 50 105 43 128 119 164 109
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 - -
Tire size (Air pressure) kPa 265 / 35 - 18 ( 230 ) 265 / 35 - 18 ( 230 )
Wheel size 10.5 JJ × 18 inset 10 10.5 JJ × 18 inset 10
Alignment
(Toe/Camber)
Test data 0 mm / -3°30' in 3.5 mm / -3°16'
Standard value in 1 ± 1 mm / -0°50' ± 0°45' in 2.6 ± 2.6 mm / -1°05' ± 30'
* Test data at HKS.


Parts List * It may be changed without prior notice.


Point
・Set for street to circuit drive.
・Set for high-grip radial tire handling specially.
・Set for stable movement at braking and weight shift controllability from front at braking to rear after clipping point. Specially set for handling with high-grip radial tire.
 
 
 
 
 
 
 
 


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