2000 LEXUS GS400 ABS

SA0RG±01
W00278
W00276
SST
W00288
Outside
Rear20° Suspension Support
Shock Absorber
Lower Bushing
± SUSPENSION AND AXLEFRONT SHOCK ABSORBER
SA±23
2023 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
REASSEMBLY
1. INSTALL SPRING BUMPER TO SUSPENSION
SUPPORT
HINT:
Match the bolt of the suspension support with the cut±out part
of the spring bumper.
2. INSTALL COIL SPRING TO SHOCK ABSORBER
(a) Using SST, compress the coil spring.
SST 09727±30021
NOTICE:
Do not use an impact wrench. It will damage the SST.
(b) Install the coil spring to the shock absorber.
HINT:
Fit the lower end of the coil spring into the recess of the spring
seat of the shock absorber.
3. INSTALL SUSPENSION SUPPORT
(a) Install the suspension support to the rod.
(b) Temporarily tighten a new lock nut.
(c) Align the suspension support with the shock absorber
lower bolt, as shown.
4. REMOVE SST
HINT:
After removing the SST, recheck the direction of the suspension
support.

SA0RH±01
SA±24
± SUSPENSION AND AXLEFRONT SHOCK ABSORBER
2024 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
INSTALLATION
Installation is in the reverse order or removal (See page SA±18).
AFTER INSTALLATION, CHECK ABS SPEED SENSOR SIGNAL (See page DI±389) AND FRONT
WHEEL ALIGNMENT (See page SA±4)

SA0RI±03
F02336
Suspension Support
No.1
Shock Absorber
With Coil Spring
Upper Suspension Arm
ABS Speed Sensor
Stabilizer BarO±Ring
7.8 (80, 69 in.´lbf)
87 (890, 64)
5.0 (55, 48 in.´lbf)
53 (540, 39)
Clip


: Specified torque

Non±reusable partN´m (kgf´cm, ft´lbf)
157 (1,600, 116)
55 (560, 43)
56 (570, 41)
± SUSPENSION AND AXLEFRONT UPPER SUSPENSION ARM
SA±25
2025 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
FRONT UPPER SUSPENSION ARM
COMPONENTS

SA0RJ±01
F02316
SA±26
± SUSPENSION AND AXLEFRONT UPPER SUSPENSION ARM
2026 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
REMOVAL
1. REMOVE FRONT WHEEL
Torque: 103 N´m (1,050 kgf´cm, 76 ft´lbf)
2. REMOVE FRONT SHOCK ABSORBER
(See page SA±18)
3. REMOVE UPPER SUSPENSION ARM
Remove the 2 bolts and upper suspension arm.
Torque: 53 N´m (540 kgf´cm, 39 ft´lbf)
HINT:
At the time of installation, after stabilizing the suspension,
torque the bolts.

SA0RL±01
SA±28
± SUSPENSION AND AXLEFRONT UPPER SUSPENSION ARM
2028 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
INSTALLATION
Installation is in the reverse order of removal (See page SA±26).
AFTER INSTALLATION, CHECK ABS SPEED SENSOR (See page DI±389) AND FRONT WHEEL
ALIGNMENT (See page SA±4)

SA0RM±01
F02337
HID Type Headlight:
Height Control Sensor LinkPS Gear
Assembly
Pressure Feed
and Return Tubes
Shock Absorber
Bracket
No.2 Lower Suspension Arm
Strut Bar Bracket
Brake Caliper
Stabilizer Bar Link No.1 Lower Suspension
Arm
Engine Under CoverDisc Clip

Gasket
5.4 (55, 48 in.´lbf)
59 (600, 44)
118 (1,200, 87)
: Specified torque

Non±reusable partN´m (kgf´cm, ft´lbf)
87 (890, 64)
172 (1,755, 127)

Cotter Pin55 (560, 43)
164 (1,690, 122)
162 (1,650, 119)
58 (590, 43)
152 (1,550, 112)
113 (1,150, 83)
35 (360, 26)
65 (660, 48)
Engine Under Cover
Rear RH
Engine Under Cover
Rear LH
157 (1,600, 116)
± SUSPENSION AND AXLEFRONT LOWER SUSPENSION ARM
SA±29
2029 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
FRONT LOWER SUSPENSION ARM
COMPONENTS

SA0RN±01
F02311
F02312
SST
F02317
F02318
SA±30
± SUSPENSION AND AXLEFRONT LOWER SUSPENSION ARM
2030 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
REMOVAL
1. REMOVE FRONT WHEEL
Torque: 103 N´m (1,050 kgf´cm, 76 ft´lbf)
2. REMOVE ENGINE UNDER COVERS
3. REMOVE BRAKE CALIPER
(a) Remove the 2 bolts and caliper.
Torque: 118 N´m (1,200 kgf´cm, 87 ft´lbf)
(b) Support the brake caliper securely.
(c) Remove the disc.
4. DISCONNECT TIE ROD END
(a) Remove the clip and nut.
Torque: 87 N´m (890 kgf´cm, 64 ft´lbf)
(b) Using SST, disconnect the tie rod end from the steering
knuckle.
SST 09610±20012
5. HID TYPE HEADLIGHT:
DISCONNECT HEIGHT CONTROL SENSOR LINK
FROM SHOCK ABSORBER BRACKET
Remove the nut and disconnect the height control sensor link
from the shock absorber bracket.
Torque: 5.4 N´m (55 kgf´cm, 48 in.´lbf)
6. REMOVE STABILIZER BAR LINK
(a) Remove the bolt and nut, disconnect the stabilizer bar link
from the stabilizer bar.
Torque: 55 N´m (560 kgf´cm, 43 ft´lbf)
(b) Remove the nut and stabilizer bar link.
Torque: 113 N´m (1,150 kgf´cm, 83 ft´lbf)

F02395
F02321
R05835SST
F03425
A
BA
F02322Matchmarks
± SUSPENSION AND AXLEFRONT LOWER SUSPENSION ARM
SA±31
2031 Author: Date:
2000 LEXUS GS300/GS400 (RM718U)
7. DISCONNECT SHOCK ABSORBER
Remove the bolt and nut, disconnect the shock absorber from
the shock absorber bracket.
Torque: 157 N´m (1,600 kgf´cm, 116 ft´lbf)
8. LOOSEN NO.1 AND NO.2 LOWER SUSPENSION ARM
SET BOLTS
Torque: 164 N´m (1,690 kgf´cm, 122 ft´lbf)
HINT:
At the time of installation, after stabilizing the suspension,
torque the bolts.
9. DISCONNECT NO.2 LOWER SUSPENSION ARM
(a) Remove the cotter pin and nuts.
Torque: 162 N´m (1,650 kgf´cm, 119 ft´lbf)
(b) Using SST, disconnect the No.2 lower suspension arm
from the lower ball joint.
SST 09628±62011
10. REMOVE STEERING GEAR ASSEMBLY
(See page SR±45)
11. REMOVE STRUT BAR BRACKET
Remove the nut, 2 bolts and strut bar bracket.
Torque:
A: 58 N´m (590 kgf´cm, 43 ft´lbf)
B: 152 N´m (1,550 kgf´cm, 112 ft´lbf)
12. REMOVE LOWER SUSPENSION ARM ASSEMBLY
(a) Place matchmarks on the camber adjusting cam and sus-
pension crossmember.
(b) Remove the bolt, nut and lower suspension arm assem-
bly.
Torque: 172 N´m (1,755 kgf´cm, 127 ft´lbf)
HINT:
At the time of installation, after stabilizing the suspension,
torque the nut.