HKS Hypermax R Coilovers for the GR Supra 2020+
HKS Hipermax R DB42 Full Kit
Improved dampening fluid over the hypermax s coilovers
Low vibration high strength steel springs
Upper spring retainers
Does not come with canceller for factory adjustbale dampening system
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 DB02.
Application
Engine
B58
Model Year
19/05 -
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
Separated
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 rangeHigh - Low *3
Drivable rangeHigh - Low *4
FRONT
Ride height *1
668
←
677 ～ 647
677 ～ 647
Against stock
-24
←
-15 ～ -45
-15 ～ -45
REAR
Ride height *1
676
←
705 ～ 634
705 ～ 634
Against stock
-29
←
0 ～ -71
0 ～ -71
*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 )
196 ( 20.0 )
Free height (mm)
150
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*
1854 / 613
942 / 540
Default position of dial
15
15
Remaining damper stroke (Rebound/Damping)mm
43 / 46
57 / 57
* The value of the damping force is at piston speed of 0.1m/sec.
Setting data
F
R
Default
Test
Drivable limitHigh *
Drivable limitLow *
Default
Test
Drivable limitHigh *
Drivable limitLow *
Length ofcase (mm)
281
←
289
264
324
←
348
291
SpringSet length(mm)
195
←
195
196
-
-
-
-
Length to ride hightadjuster (mm)
18
←
26
0
47
←
64
22
Lever ratio
1.18
1.69(spg) , 1.2(dmp)
* Refer to the above explanation *3 of ride height information for drivable high and low limitations.
Test vehicle information
F
R
Vehicle weight kg
- (790)
- (740)
Tire size (Air pressure) kPa
255 / 35 - 19 ( 200 )
275 / 35 - 19 ( 200 )
Wheel size
9.5 JJ × 19 inset 25
10.5 JJ × 19 inset 32
Alignment(Toe/Camber)
Test data
out 1 mm / -3°30'
in 1 mm / -2°40'
Standard value
in 3.1 mm ± 2.3 mm / -1°45' ± 0°30'
in 2.7 mm ± 2.3 mm / -2°00' ± 0°25'
* Test data at HKS.
Parts List * It may be changed without prior notice.
Point
It was tested with Yokohama Advan A052 tires on Fuji Speedway Racing Course.This kit has a higher sport driving performance than the factory electronic controlled shock absorber.By properly balancing the match between the high-grip tires and the GR Supra's strong body rigidity, we have achieved to bring out the best stable riding of Supra.Newly adopted high-spec springs provide all-around coverage from street driving comfort to track. They provide such comfort that you may forget that high-r
The price shown is the manufacturer price (recommended retail price in USD). We are a dealer: we will confirm the current price, availability and lead time when you order.
| SKU | 80310-AT003 |
| Manufacturer | HKS |
| Fits | GR Supra 2020+ |