Automatic Transmission Case & Related Parts fit your 1990 Buick Skylark

Currently shopping for

1990 Buick Skylark

Change Vehicle

Vehicle Options

3-Speed Automatic Transmission, THM125C/3T40

Vehicle Options

3-Speed Automatic Transmission, THM125C/3T40

Categories Close X

Currently selected

Transmission - Automatic

Other Categories

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

Body Mounting, Air Conditioning, Audio/Entertainment

Brakes

Brakes, Rear Axle, Propeller Shaft, Wheels, Tires

Cooling System, Grille, Oil System

Engine

Frames, Springs, Shocks, Bumpers, Fascias

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

How to use OE catalog

Sort by:

Recommended

Part No. & Part Description

Price & Qty.

Part No. &
Part Description

11508040
BOLT, Transmission Oil Pump, BOLT, CASE COVER TO CASE TORX(M8X1.25X25)
- Replaced By:
$3.36 $2.18

24239049
MAGNET, Transmission Oil Pan, MAGNET,AUTOMATIC TRANSMISSION FLUID PAN
- Replaced By:
$11.35 $7.38
1
Add To Cart

8637742
FITTING, Transmission Oil Cooler, FITTING,TRANS FLUID COOLER PIPE
- Replaced By:
$18.67 $10.83
1
Add To Cart

8652910
FILTER KIT, Transmission Oil Suction Tube, FILTER KIT,AUTOMATIC TRANSMISSION FLUID(INCLUDE 32,39)(*02)
- Replaced By:
$60.94 $34.74
1
Add To Cart

8678168
GASKET, Transmission Oil Pan, GASKET, OIL PAN (PART OF 33)(*01,02)
- Replaced By:

10054241
SEAL, Transmission Converter, SEAL,ELECTRIC CONNECT(O RING)(4.338)
- Replaced By:
$2.84 $1.85
1
Add To Cart

7829495
RING, Front Wheel Drive Axle Shaft, RING,FRONT WHEEL DRIVE SHAFT RETAINER(JOINT RETAINER)(6.061)
- Replaced By:
$1.60 $1.04
30
Add To Cart

GOVERNOR, Transmission Governor
8643992
GOVERNOR, W/SEALS (1989-90)(2.5U)(INCLUDE 3)
Replaced By:
$64.09 $31.78
1
Add To Cart
8682993
GOVERNOR, (1991)(2.5U)(INCLUDE 3)
- Replaced By:
$124.33 $29.61
1
Add To Cart
8652927
GOVERNOR, W/SEALS (1989)(2.3D)(INCLUDE 3)
- Replaced By:
8665905
GOVERNOR, (1989-91)(3.3N)(INCLUDE 3)
- Replaced By:
8682987
GOVERNOR, (1991)(2.3D)(INCLUDE 3)
- Replaced By:

8652506
GASKET, Transmission Main Control Valve Body, GASKET, VALVE BODY SPACER PLATE
- Replaced By:
$0.16 $0.10
1
Add To Cart

8678169
GASKET, Transmission Auxiliary Valve Body Cover, GASKET, VALVE BODY COVER(*01,02)
- Replaced By:
$13.72 $9.50
1
Add To Cart

CONVERTER, Transmission Converter
8678959
CONVERTER, TORQUE(2.5U)(*04)
Replaced By:
$333.10 $17.52
1
Add To Cart
8678957
CONVERTER, TORQUE(3.3N)
- Replaced By:
8678966
CONVERTER, TORQUE(2.3D)
- Replaced By:

8683968
SENSOR, Computer Control Sensors, SENSOR,VEHICLE SPEED(4.329)
- Replaced By:
$165.88 $32.57
1
Add To Cart

10021837
BOLT, BOLT,HEXAGON W/WASHER,M6X1X92,9.8,PC(AS REQUIRED)
- Replaced By:

10117239
BOLT, Transmission Case, BOLT, CASE COVER TO CASE(M8X1.25X30)
- Replaced By:

22521966
BOLT, Transmission Oil Pump, BOLT, AUXILIARY BODY COVER TO CASE(M8X1.25X130)
- Replaced By:

24208788
LEVER, Transmission Throttle Valve, LEVER, THROTTLE-W/BRACKET
- Replaced By:

25513329
RETAINER, Speedometer Drive, CLIP,SPEEDOMETER DRIVE GEAR
- Replaced By:

25519845
GEAR, Speedometer Driven, GEAR, SPEEDOMETER DRIVEN (30 TEETH)(BLUE)(2.5U)
- Replaced By:

25519846
GEAR, Speedometer Drive, GEAR, SPEEDOMETER DRIVEN (31 TEETH)(WHITE)(2.5U)
- Replaced By:

8631136
RING, Front Wheel Drive Axle Shaft, RING,FRONT WHEEL DRIVE SHAFT RETAINER
- Replaced By:

8631640
SHAFT, Transmission Output/Counter Shaft or Carrier, SHAFT, OUTPUT
- Replaced By:

8631685
LINK, Transmission Throttle Valve, LINK, THROTTLE LEVER TO CABLE
- Replaced By:

8631899
BOLT, Transmission Main Control Valve Body, BOLT,VALVE BODY(TO CASE)(M8X1.25X85)
- Replaced By:

8632588
SEAL, Transmission Governor, SEAL,GOVERNOR SHAFT(PART OF 4)
- Replaced By:

8632646
GEAR, Speedometer Drive, GEAR, SPEEDOMETER DOOR (10 TEETH-GRAIN)(2.5U)
- Replaced By:

8635490
BEARING, Transmission Governor, BEARING,GOVERNOR THRUST(PART OF 9)
- Replaced By:

8637100
RETAINER, Transmission Auxiliary Valve Body Cover, RETAINER,AUXILIARY CONTROL VALVE BODY PIPE(4.248)
- Replaced By:

8637161
BOLT, Transmission Main Control Valve Body, BOLT,VALVE BODY COVER(M8X1.25X76.4)(AS REQUIRED)
- Replaced By:

8643574
PAN, Transmission Oil Pan, PAN, OIL
- Replaced By:

8652125
SHAFT, Transmission Oil Pump, SHAFT,AUTOMATIC TRANSMISSION FLUID PUMP DRIVE(W/SPACER)
- Replaced By:

8652755
BOLT, Transmission Main Control Valve Body, BOLT, AUXILIARY VALVE BDY TO CASE COVER (M6X1X45)
- Replaced By:

8652898
SEAL, Transmission Oil Suction Tube, SEAL, STRN TO CASE (PART OF 33)
- Replaced By:

8652919
COVER, Transmission Governor, COVER,GOVERNOR(W/SEALS (INCLUDE 13))
- Replaced By:

CASE, Transmission Case
8653918
CASE, TRANS (1989-91)(2.5U)
Replaced By:
8653918
CASE, TRANS (1989-91)(3.3N)
- Replaced By:

8660545
SEAL, Transmission Governor, SEAL,GOVERNOR COVER(O RING)(PART OF 4,9)(*01)
- Replaced By:

8660770
BUSHING, Transmission Governor, BUSHING,GOVERNOR SHAFT
- Replaced By:

8664748
PLUG, Transmission Case, PLUG,AUTOMATIC TRANSMISSION CASE(16.1MM)
- Replaced By:

8666007
SEAL, Front Wheel Drive Axle Shaft, SEAL,AXLE OIL(*02)
- Replaced By:

SPACER, Transmission Main Control Valve Body
8666539
SPACER, VALVE BODY TO CASE COVER-W/GASKET (1990)(3.3N)
Replaced By:
8677316
SPACER, VALVE BODY TO CASE COVER-W/GASKET (1990)(2.5U)
- Replaced By:
8678035
SPACER, VALVE BODY TO CASE COVER-W/GASKET (1990-91)(2.3D)
- Replaced By:
8683765
SPACER, VALVE BODY TO CASE COVER-W/GASKET (1991)(3.3N)
- Replaced By:

PUMP, Transmission Oil Pump
8666541
PUMP, OIL-W/CONTROL VALVE (1989)(2.3D)
Replaced By:
8666733
PUMP, OIL-W/CONTROL VALVE (1990)(2.5U)
- Replaced By:
8666738
PUMP, OIL-W/CONTROL VALVE (1990)(3.3N)
- Replaced By:
8676409
PUMP, OIL-W/CONTROL VALVE (1991)(2.5U)
- Replaced By:

8667680
BOLT, BOLT,HEXAGON WASHER HEAD,M6X1X7.4(AS REQUIRED)
- Replaced By:

8677084
COVER, Transmission Auxiliary Valve Body, COVER, VALVE BODY
- Replaced By:

104918
BALL, 1/4" DIAMETER,CHROME STEEL(AS REQUIRED)
- Replaced By:
$0.07 $0.05

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 1990 Buick Skylark parts. Parts like Automatic Transmission Case & Related Parts are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.3L, 4 Cyl 2.5L, 6 Cyl 3.3L. Model Code: 4 DOOR, CUSTOM 2 DOOR, GRAN SPORT 2 DOOR, LUXURY EDITION 4 DOOR.