Automatic Transmission Internal Power Train Parts fit your 1990 Buick Regal

Currently shopping for

1990 Buick Regal

Change Vehicle

Vehicle Options

4-Speed Automatic Transmission, THM440-T4/4T60

Vehicle Options

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

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

8656125
ORIFICE, Transmission Clutch, ORIFICE,4TH CLUTCH
$9.28 $5.81
1
Add To Cart

SCOOP, Transmission Sprocket (Front Wheel Drive)

24201869
SCOOP, DRIVE LINK LUBRICANT(USED ON TRANSAXLES BUILT OTHER THAN JULIAN DATES 200-227)
8656562
SCOOP, DRIVE LINK LUBRICANT(USED ON TRANSAXLES BUILT ON JULIAN DATES 200-227)

VALVE, Transmission Clutch

8662178
VALVE, INPUT CLUTCH HOUSING BALL CHECK(PART OF 626)(3/16 DIAMETER)(INCLUDES VALVE & BALL)
8633748
VALVE, 2ND CLUTCH HOUSING BALL CHECK(PART OF 611)(CONTAINS BALL & RETAINER)

WASHER, Transmission Clutch

19125903
WASHER, INPUT CLUTCH HOUSING THRUST(BROWN)(57.55MM INSIDE DIAMETER,75.5MM O.D.,3.85MM THICK)
$26.89 $16.24
1
Add To Cart
19125904
WASHER, INPUT CLUTCH HOUSING THRUST(GREEN)(57.55MM INSIDE DIAMETER,75.5 O.D.,4MM THICK)
$27.61 $16.67
1
Add To Cart
19125905
WASHER, INPUT CLUTCH HOUSING THRUST(BLACK)(57.55MM INSIDE DIAMETER,75.5MM O.D.,4.15MM THICK)
$26.58 $16.06
1
Add To Cart
24204844
WASHER, INPUT CLUTCH HOUSING THRUST(ORANGE)(57.55MM INSIDE DIAMETER,75.5MM O.D.,3.25MM THICK)
$12.60
1
Add To Cart
24204845
WASHER, INPUT CLUTCH HOUSING THRUST(WHITE)(57.55MM INSIDE DIAMETER,75.5MM O.D., 3.40MM THICK)
$12.60
1
Add To Cart
24204852
WASHER, INPUT CLUTCH HOUSING THRUST(PURPLE/WHITE)(57.55MM INSIDE DIAMETER,75.5MM O.D.,4.45MM THICK)
- Replaced By: 19125907
$26.94 $16.27
1
Add To Cart
19125901
WASHER, INPUT CLUTCH HOUSING THRUST(BLUE)(57.55MM INSIDE DIAMETER,75.5MM O.D.,3.55MM THICK)
19125902
WASHER, INPUT CLUTCH HOUSING THRUST(PINK)(57.55MM INSIDE DIAMETER,75.5MM O.D.,3.7MM THICK)
19125906
WASHER, INPUT CLUTCH HOUSING THRUST(PURPLE)(57.55MM INSIDE DIAMETER,75.5MM O.D.,4.30MM THICK)
24204842
WASHER, INPUT CLUTCH HOUSING THRUST(ORANGE/GREEN)(57.55MM INSIDE DIAMETER, 75.5MM O.D., 2.95MM THICK)
$10.32 $6.56
24204843
WASHER, INPUT CLUTCH HOUSING THRUST(ORANGE/BLACK)(57.55MM INSIDE DIAMETER, 75.5MM O.D., 3.10MM THICK)
8658174
WASHER, INPUT CLUTCH HOUSING THRUST(PURPLE/BLUE)(4.60MM THICK)
8658175
WASHER, INPUT CLUTCH HOUSING THRUST(PURPLE/PINK)(4.75MM THICK)
8658176
WASHER, INPUT CLUTCH HOUSING THRUST(PURPLE/BROWN)(4.90MM THICK)
8658177
WASHER, INPUT CLUTCH HOUSING THRUST(PURPLE/GREEN)(5.05MM THICK)

PISTON, Transmission Clutch
19368340
PISTON, INPUT CLUTCH
Fitting Vehicle Options: W(ME9)
$110.98 $63.75
1
Add To Cart
8682736
PISTON, 3RD CLUTCH(*KIT1,KIT2,KIT4)
- Fitting Vehicle Options: W(ME9)
$24.14 $12.60
1
Add To Cart
24204370
PISTON, 2ND CLUTCH(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(*KIT1,KIT2)(USED ON TRANS W/IDENTIFY CODE 1WSH)
- Fitting Vehicle Options: W57(L27,ME9)(1ST DES)
24204370
PISTON, 2ND CLUTCH(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(*KIT1,KIT2)
- Fitting Vehicle Options: W57(LH0,ME9)
8682612
PISTON, 4TH CLUTCH
- Fitting Vehicle Options: W(ME9)

CARRIER, Transmission Output/Counter Shaft or Carrier

24205127
CARRIER, REACTION(W/INPUT INTERNAL GEAR)(SERVICE TOGETHER WITH 24223084-DAM)(ALSO ORDER 24208023 GEAR)
$119.77 $75.10
1
Add To Cart
24203693
CARRIER, INPUT(W/REACTION INTERNAL GEAR)(COMPLETE)(INCLUDE 660,661)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)

GEAR, Transmission Sun Gear

8676144
GEAR, REACTION SUN(W/DRUM & BUSHING)(INCLUDE 666)
$177.23 $87.88
1
Add To Cart
24208023
GEAR, INPUT SUN(MUST ALSO ORDER 24205127 CARRIER)

BEARING, Transmission Sun Gear

8646254
BEARING, FRONT DIFFERENTIAL CARRIER SUN GEAR THRUST(PART OF 679)
$10.76 $6.74
1
Add To Cart
8649353
BEARING, REACTION SUN GEAR THRUST
$2.02 $1.27
1
Add To Cart
24214159
BEARING, SUN GEAR THRUST(66MM O.D. X 48.5MM I.D)(4.176)

24216852
SUPPORT, Transmission Sprocket (Front Wheel Drive), SUPPORT,DRIVEN SPROCKET(INCLUDE 608)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(4.265)
$305.82 $134.01
1
Add To Cart

24221583
DRUM, Transmission Clutch(Low & Reverse), DRUM,REV REACTION
$210.58 $45.57
1
Add To Cart

PLATE, Transmission Clutch
8658146
PLATE, INPUT CLUTCH BACKING(4.89MM)(TO REACTION DRUM)
Fitting Vehicle Options: W(ME9)
$35.29 $21.33
1
Add To Cart
8682801
PLATE, INPUT CLUTCH APPLY(TO 3RD CLUTCH PLATE)
- Fitting Vehicle Options: W(ME9)
$58.00 $35.04
1
Add To Cart
8683084
PLATE, INPUT CLUTCH(FLAT STEEL)(1.99MM THICK-USES 3 PLTS)(1.99MM THICK)(FLAT STEEL 26 TEETH)
- Fitting Vehicle Options: W57(ME9)(1ST DES)
- Require Quantity: 03
- Package Quantity: 1
$4.12 $2.61
1
Add To Cart
24222034
PLATE, 2ND CLUTCH(REACTION)
- Fitting Vehicle Options: W(ME9)
- Require Quantity: 06
- Package Quantity: 1
8656645
PLATE, 3RD CLUTCH(WAVED)(PART OF 640)
- Fitting Vehicle Options: W(ME9)
8658463
PLATE, 2ND CLUTCH(WAVED)
- Fitting Vehicle Options: W(ME9)
8683425
PLATE, 2ND CLUTCH BACKING(SUPPORT RING)(STEEL)
- Fitting Vehicle Options: W(ME9)

BEARING, Transmission Sprocket (Front Wheel Drive)

24227685
BEARING, INPUT CLUTCH HOUSING THRUST
$21.38 $12.90
1
Add To Cart
8644054
BEARING, DRIVEN SPROCKET(DRAWN CUP)

BEARING, Transmission Output/Counter Shaft or Carrier

24240315
BEARING, FRONT DIFFERENTIAL CARRIER THRUST(TO CASE)(57.3MM O.D. X 36.5MM INSIDE DIAMETER)
$11.71 $7.44
1
Add To Cart
8646504
BEARING, INPUT(TO REACTION CARRIER)
$3.18 $1.92
1
Add To Cart

RING, Transmission Clutch
8644110
RING, 2ND CLUTCH SPRING RETAINER(SNAP)
Fitting Vehicle Options: W(ME9)
$27.86
1
Add To Cart
8644726
RING, 3RD CLUTCH SPRING RETAINER(INPUT SHAFT)(*KIT1,KIT2)(4.123)
- Fitting Vehicle Options: W(ME9)
$3.94 $2.37
1
Add To Cart
8662329
RING, DIRECT CLUTCH HOUSING FLUID SEAL(SUPPORT TO 2ND CLUTCH)(4-LOBE RING)(WIDE GROOVE)(*KIT1,KIT2)(4.169)
- Fitting Vehicle Options: W(ME9)
- Require Quantity: 02
- Package Quantity: 1
$15.58 $9.78
1
Add To Cart
8631028
RING, INPUT CLUTCH BACKING PLATE RETAINER
- Fitting Vehicle Options: W(ME9)
8631078
RING, FRONT DIFFERENTIAL CARRIER INTERNAL GEAR RETAINER(153MM)
- Fitting Vehicle Options: W
8644068
RING, 4TH CLUTCH SPRING RETAINER(4.164)
- Fitting Vehicle Options: W(ME9)
8644165
RING, 3RD CLUTCH BACKING PLATE RETAINER
- Fitting Vehicle Options: W(ME9)
8668567
RING, 2ND CLUTCH BACKING PLATE RETAINER(OUTER)(SNAP)
- Fitting Vehicle Options: W(ME9)

WASHER, Transmission Output/Counter Shaft or Carrier

8631427
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(PURPLE)(2.15MM)(IDENTIFY 7)
$7.20 $4.51
1
Add To Cart
8631422
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(BLUE)(IDENTIFY 2)
8631423
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(PINK)(IDENTIFY 3)
8631424
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(PLAIN)(IDENTIFY 4)
8631425
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(GREEN)(IDENTIFY 5)
8631426
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(BLACK)(IDENTIFY 6)

SPRING, Transmission Clutch
8661081
SPRING, 4TH CLUTCH(PISTON RETURN)
Fitting Vehicle Options: W(ME9)
$22.36
1
Add To Cart
8644151
SPRING, INPUT CLUTCH(W/RETAINER)
- Fitting Vehicle Options: W(ME9)
- Require Quantity: 02
- Package Quantity: 1
8668071
SPRING, 3RD CLUTCH(W/SPRING RETAINER)
- Fitting Vehicle Options: W(ME9)
8675319
SPRING, 2ND CLUTCH(APPLY)(USED ON TRANS W/INSIDE DIAMETER CODE 1WWH)
- Fitting Vehicle Options: W57(L27,ME9)(2ND DES)
8675991
SPRING, 2ND CLUTCH(APPLY)
- Fitting Vehicle Options: W57(ME9)

8644726
RING, Transmission Input and Turbine Shaft, RING,3RD CLUTCH HOUSING RETAINER(INPUT SHAFT)(*KIT1,KIT2)
$3.94 $2.37
1
Add To Cart

8644917
SEAL KIT, Transmission Servo & Accumulator, SEAL KIT,4TH CLUTCH ACCUMULATOR PISTON(*KIT1,KIT2)(4.166)
$1.14 $0.72
1
Add To Cart

8656342
SEAL, Transmission Input and Turbine Shaft, SEAL,INPUT SHAFT(O RING)(*KIT1,KIT2,KIT4)
- Require Quantity: 03
- Package Quantity: 1
$7.31 $4.59
1
Add To Cart

8658796
RETAINER, Transmission Clutch, RETAINER,INPUT CLUTCH(SPRAG)(PART OF 653)
$21.88 $12.60
1
Add To Cart

8658797
SPACER, Transmission Sun Gear, SPACER,INPUT SUN GEAR
$25.77 $12.60
1
Add To Cart

8658889
RING, Transmission Sun Gear, RING,INPUT CLUTCH ROLLER OUTER RACE RETAINER(PART OF 653)
- Require Quantity: 02
- Package Quantity: 1
$9.02 $5.65
1
Add To Cart

PLATE KIT, Transmission Clutch

8662912
PLATE KIT, 2ND CLUTCH(FIBER)
$40.56 $14.76
1
Add To Cart
8662990
PLATE KIT, 3RD CLUTCH(FLAT FACED & BACKING)(INCLUDE 641,800)(*KIT2)

8665958
WASHER KIT, Transmission Output/Counter Shaft or Carrier, WASHER KIT,FRONT DIFFERENTIAL PINION THRUST(ALSO PART OF 679)(CONTAINS 16 PIECES)
$21.05 $13.18
1
Add To Cart

8668422
BEARING, Transmission Input and Turbine Shaft, BEARING,INPUT SHAFT THRUST(4.167)
$21.59 $13.03
1
Add To Cart

24202241
ROLLER, Transmission Clutch, ROLLER,3RD CLUTCH(PART OF 626, INCLUDE 643,645,696)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)

24203186
TRANSMISSION KIT, Transmission Overhaul, TRANSMISSION KIT,AUTO(SERVICE OVERHAUL W/PLATE,GASKET,SEAL)(INCLUDE 524,607,615,629,632,634-5,639,640,697,802.)

24208887
CARRIER, Final Drive, CARRIER,FRONT DIFFERENTIAL(W/PINION KIT,3.06R)(INCLUDE 677-8,680,804-9)

24209169
GEAR, Transmission Output/Counter Shaft or Carrier, GEAR,FRONT DIFFERENTIAL CARRIER SUN

24213573
SPRAG, Transmission Clutch, SPRAG,INPUT CLUTCH(W/RACE)(INCLUDE 650-1,654-6)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)

24216631
DAM, Transmission Output/Counter Shaft or Carrier, DAM,INPUT & REACTION CARRIER LUBRICANT(NATURAL)

HOUSING, Transmission Clutch
24221109
HOUSING, 2ND CLUTCH(USED ON TRANS W/IDENTIFY CODE 1WWH)(INCLUDE 610,612,613)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(4.166)
Fitting Vehicle Options: W57(L27,ME9)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(2ND DES)
8661912
HOUSING, 2ND CLUTCH(W/BUSHING)(INCLUDE 610,612,613)
- Fitting Vehicle Options: W57(LH0,ME9)
8661912
HOUSING, 2ND CLUTCH(W/BUSHING)(USED ON TRANS W/IDENTIFY CODE 1WSH)(INCLUDE 610,612,613)
- Fitting Vehicle Options: W57(L27,ME9)(1ST DES)
8668359
HOUSING, 3RD CLUTCH(PISTON)
- Fitting Vehicle Options: W(ME9)

SHAFT, Transmission Output/Counter Shaft or Carrier

24235818
SHAFT, FRONT DIFFERENTIAL CARRIER SUN GEAR(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)
8661020
SHAFT, FRONT DIFFERENTIAL CARRIER SUN GEAR

24235819
GEAR, Transmission Park Lock, GEAR,PARKING(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)

8644052
PLUG, Transmission Sprocket (Front Wheel Drive), PLUG,DRIVEN SPROCKET SUPPORT(CUP)
- Require Quantity: 04
- Package Quantity: 1

8644069
WASHER, Transmission Sprocket (Front Wheel Drive), WASHER,2ND CLUTCH HOUSING THRUST(DRIVEN SUPPORT SPROCKET)

8644240
BEARING, Transmission Rear Internal Gear, BEARING,DIFFERENTIAL CARRIER INTAKE GEAR THRUST

HOUSING, Transmission Input
8651924
HOUSING, INPUT CLUTCH(W/INPUT SHAFT)(3.33R)(INCLUDE 621,625,644)(USED ON TRANS W/JULIAN DATES OTHER THAN 16 THROUGH 170)
Fitting Vehicle Options: W57(ME9)(2ND DES)
8662970
HOUSING, INPUT CLUTCH(W/INPUT SHAFT)(USED ON TRANS W/JULIAN DATES 16 THROUGH 170)(INCLUDE 621,625,644)
- Fitting Vehicle Options: W(ME9)(1ST DES)

8662956
SEAL KIT, Transmission Clutch, SEAL KIT,INPUT CLUTCH & 3RD CLUTCH PISTON(INCLUDE 629,635,802.)

GASKET KIT, Transmission Overhaul

8662959
GASKET KIT, AUTOMATIC TRANSMISSION(W/SEALS)(INCLUDE 524,607,615,629,632,634-5,639,679,802)(DOES NOT INCLUDE VALVE BODY SPACER GASKET OR PISTON SEALS.ALSO ORDER 8644709 MANUAL SHAFT SEAL.)
8662959
GASKET KIT, AUTOMATIC TRANSMISSION(W/SEALS)(INCLUDE 524,607,615,629,632,634-5,639,679,802)

8675330
GEAR, Transmission Rear Internal Gear, GEAR,FRONT DIFFERENTIAL CARRIER INTERNAL(INCLUDE 670)(USE ON TRANS EXCEPT JULIAN DATE 200 THROUGH 267)

BAND, Transmission Brake

8675986
BAND, REV
8675987
BAND, 1-2

11501326
RING, EXTERNAL RETAINER TYPE T M80 PLAIN(PART OF 679)

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 1990 Buick Regal parts. Parts like Automatic Transmission Internal Power Train Parts are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.1L, 6 Cyl 3.8L. Model Code: 2 DOOR, 4 DOOR, CUSTOM 2 DOOR, LIMITED.