Automatic Transmission Case, Drive Link, 4th Clutch & Accum fit your 1990 Buick Reatta

Currently shopping for

1990 Buick Reatta

Change Vehicle

Vehicle Options

6 Cyl 3.8L MFI; 4-Speed Automatic Transmission, THM440-T4/4T60

Vehicle Options

6 Cyl 3.8L MFI; 4-Speed Automatic Transmission, THM440-T4/4T60

Categories Close X

Currently selected

Transmission - Automatic

Other Categories

Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware

Body Mounting, Air Conditioning, Audio/Entertainment

Body Wiring, Roof Trim

Brakes

Brakes, Rear Axle, Propeller Shaft, Wheels, Tires

Cooling System, Grille, Oil System

Engine

Frames, Springs, Shocks, Bumpers

Front End Sheet Metal, Heater

Front Suspension, Steering

Fuel System, Exhaust, Emission System

Interior Trim, Front Seat Trim, Seat Belts

Maintenance Parts, Fluids, Capacities, Electrical Connectors

Rear Glass, Seat Parts, Adjuster

Rear Seat Trim, Carpet

Starter, Generator, Ignition, Electrical, Lamps

Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors

Parts Questions

Sort by:

Recommended

Part No. & Part Description

Price & Qty.

Part No. &
Part Description

PLUG, Plug Threaded

8654382
PLUG, GOVERNOR PRESSURE-PICKUP (1/8"-27 AUTO HH PIPE)
$7.20 $4.51
1
Add To Cart
8654382
PLUG, LINE PRESSURE PICKUP (1/8"-27 AUTO HH PIPE)
$7.20 $4.51
1
Add To Cart

8662686
SEAL, Transmission Input and Turbine Shaft, SEAL,TURBINE SHAFT(O RING)(*02,03)
$10.14 $6.11
1
Add To Cart

24202835
SEAL KIT, Front Wheel Drive Axle Shaft, SEAL KIT,FRONT WHEEL DRIVE SHAFT(*01,02)
$12.57 $7.59
1
Add To Cart

24214158
BEARING, Transmission Sprocket (Front Wheel Drive), BEARING,DRIVE SPROCKET(DRAWN CUP)
$12.21 $7.38
1
Add To Cart

8637742
FITTING, Transmission Oil Cooler, FITTING,TRANS FLUID COOLER PIPE
- Replaced By: 19435221
$75.89 $12.60
1
Add To Cart

SEAL, Transmission Servo & Accumulator

24208959
SEAL, REV BAND SERVO PISTON(PART OF 548)(*01,02,05)
$11.50 $6.94
1
Add To Cart
8658111
SEAL, REV BAND SERVO COVER(O RING)((TO CASE))(*01,02)
8658111
SEAL, REV BAND SERVO COVER(O RING)(TO CASE)(*01,02)

RING, Transmission Input and Turbine Shaft

24208978
RING, TURBINE SHAFT FLUID SEAL(*02,03)
$11.35 $7.20
1
Add To Cart
8643058
RING, TURBINE SHAFT FLUID SEAL(*02,03)
$8.99 $5.72
2
Add To Cart

24212471
SUPPORT, Transmission Sprocket (Front Wheel Drive), SUPPORT,DRIVE SPROCKET(INCLUDE 518)
$160.33 $58.35
1
Add To Cart

24222373
SHAFT, Transmission Housing, SHAFT,4TH CLUTCH(INCLUDE 504)
$209.46 $123.32
1
Add To Cart

24243762
BUSHING, Transmission Case Extension, BUSHING,CASE (39.0 O.D.X11.0)
$7.42 $4.46
1
Add To Cart

RING, Front Wheel Drive Axle Shaft

7829495
RING, FRONT WHEEL DRIVE SHAFT RETAINER(OUTPUT SHAFT RETAINER)(6.061)
$1.32 $0.84
1
Add To Cart
8631136
RING, FRONT WHEEL DRIVE SHAFT RETAINER

8622361
PIN, Automatic, PIN,AUTOMATIC TRANSMISSION NAME PLATE DRIVE
$7.89 $4.76
1
Add To Cart

8631210
RING, Transmission Sprocket (Front Wheel Drive), RING,DRIVE SPROCKET RETAINER(TURBINE SHAFT TO DRIVE SPROCKET)
$9.53 $6.05
1
Add To Cart

RETAINER, Transmission Servo & Accumulator

8644088
RETAINER, REV BAND SERVO CUSHION SPRING
$25.18
1
Add To Cart
8649187
RETAINER, 1-2 BAND SERVO CUSHION SPRING
8656700
RETAINER, REV BAND SERVO PISTON SPRING

WASHER, Transmission Sprocket (Front Wheel Drive)

8644684
WASHER, DRIVEN SPROCKET THRUST(SPROCKET SUPPORT)
$6.99 $6.49
1
Add To Cart
8652841
WASHER, DRIVE SPROCKET THRUST
$9.16 $5.82
1
Add To Cart
8649260
WASHER, DRIVE SPROCKET THRUST

8644685
PIN, Transmission Case, PIN,AUTOMATIC TRANSMISSION CASE COVER(4.265)
$11.15 $7.00
1
Add To Cart

8644709
SEAL, Transmission Manual Shaft, SEAL,MANUAL SHAFT
$11.08 $6.95
1
Add To Cart

8652382
SHAFT, Transmission Input and Turbine Shaft, SHAFT,TURBINE(W/SLEEVE)
$95.09 $35.53
1
Add To Cart

PIN, Transmission Servo & Accumulator

8680300
PIN, REV BAND SERVO PISTON(1 GROOVE-WIDE BAND)
$13.55
1
Add To Cart
8656537
PIN, 1-2 BAND SERVO PISTON(WIDE BAND,1 RING)
8656538
PIN, 1-2 BAND SERVO PISTON(WIDE BAND,2 RINGS)
8656539
PIN, 1-2 BAND SERVO PISTON(1 RING)
8656540
PIN, 1-2 BAND SERVO PISTON(2 RINGS)
8656541
PIN, 1-2 BAND SERVO PISTON(3 RINGS)
8656542
PIN, 1-2 BAND SERVO PISTON(WIDE BAND)
8656545
PIN, REV BAND SERVO PISTON(NO GROOVE)
8656546
PIN, REV BAND SERVO PISTON(1 GROOVE)
8656547
PIN, REV BAND SERVO PISTON(2 GROOVES)
8656548
PIN, REV BAND SERVO PISTON(3 GROOVES)
8658241
PIN, REV BAND SERVO PISTON(2 GROOVES,WIDE BAND)

8685515
SEAL, Transmission Oil Pump, SEAL,CONVERTER OIL HELIX(*01,02)
$12.14 $7.72
1
Add To Cart

PLATE, Transmission Clutch

18017245
PLATE, 4TH CLUTCH(FACED)(*02)
24222029
PLATE, 4TH CLUTCH REACTION(STEEL)

24207294
CONNECTOR, Transmission Oil Cooler, CONNECTOR,OIL COOLER(W/CHECK BALL)

24218281
LINK, Transmission Sprocket (Front Wheel Drive), LINK,DRIVE

8628864
PLUG, Transmission Case, PLUG,CASE SERVO
$3.32 $2.11

8628915
BUSHING, BUSHING, DOOR SPROCKET SUPPORT (PART OF 517)

RING, Transmission Servo & Accumulator

8644091
RING, REV BAND SERVO COVER RETAINER
8656536
RING, REV BAND SERVO PINION RETAINER
8658160
RING, 1-2 BAND SERVO PISTON FLUID SEAL(*01,02)

8644664
WASHER, Transmission Clutch, WASHER,4TH CLUTCH SHAFT THRUST(HUB/DRIVEN SPROCKET)

SPROCKET, Transmission Sprocket (Front Wheel Drive)

8644677
SPROCKET, DRIVE,W/SLEEVE (35 TEETH)(2.84R)
8644679
SPROCKET, DRIVE(W/SLEEVE)(37 TEETH)(2.97R)
8675035
SPROCKET, DRIVEN(W/SLEEVE)(33 TEETH)(2.97R)
8675036
SPROCKET, DRIVEN (35 TEETH)(2.84R)

PISTON, Transmission Servo & Accumulator

8646921
PISTON, 1-2 BAND SERVO
8646922
PISTON, REV BAND SERVO(INCLUDE 547)

SPRING, Transmission Servo & Accumulator

8649147
SPRING, SERVO RETURN (REV 1-2)
8656287
SPRING, REV BAND SERVO PISTON CUSHION SPRING RETAINER(WAVED)
8668121
SPRING, REV BAND SERVO PISTON CUSHION
8675078
SPRING, 1-2 SERVO CUSHION

8649505
BEARING, Transmission Output/Counter Shaft or Carrier, BEARING,INPUT SUN GEAR(TO OUTPUT SHAFT)

8656393
BEARING, Transmission Clutch, BEARING,4TH CLUTCH SHAFT THRUST

8660770
BUSHING, Transmission Governor, BUSHING,GOVERNOR SHAFT

8661004
PLATE, 4th Clutch Apply, PLATE,4TH CLUTCH APPLY(STEEL)

8662024
VENT, Transmission Case, VENT,AUTOMATIC TRANSMISSION (PART OF 525)

8668985
CASE, Transmission Case, CASE,AUTOMATIC TRANSMISSION(W/BUSHING)(1990)(INCLUDE 532,533)(*07)

8668990
SHAFT, Transmission Output/Counter Shaft or Carrier, SHAFT,OUTPUT

8685016
COVER, Transmission Servo & Accumulator, COVER,REV BAND SERVO((REV,1-2))

11514168
BOLT/SCREW, PAN HEAD,TORX,M8X1.25X25,14 O.D.,9.8,ALOR(AS REQUIRED)
$2.50 $1.57
1
Add To Cart

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 1990 Buick Reatta parts. Parts like Automatic Transmission Case, Drive Link, 4th Clutch & Accum are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.8L. Model Code: 2 DOOR, CONVERTIBLE, RIVIERA.