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, 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

SCOOP, Transmission Sprocket (Front Wheel Drive)

8656562
SCOOP, DRIVE LINK LUBRICANT(USED ON TRANSAXLES BUILT ON JULIAN DATES 200-227)
$40.18 $26.55
1
Add To Cart
24201869
SCOOP, DRIVE LINK LUBRICANT(USED ON TRANSAXLES BUILT OTHER THAN JULIAN DATES 200-227)

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

8662178
VALVE, Transmission Clutch, VALVE,INPUT CLUTCH HOUSING BALL CHECK(PART OF 626)

WASHER, Transmission Clutch

19125902
WASHER, INPUT CLUTCH HOUSING THRUST(PINK)(57.55MM INSIDE DIAMETER,75.5MM O.D.,3.7MM THICK)
$25.10 $12.94
1
Add To Cart
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 $16.67
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
$8.35 $5.24
1
Add To Cart
8658176
WASHER, INPUT CLUTCH HOUSING THRUST(PURPLE/BROWN)(4.90MM THICK)
$6.78 $4.49
1
Add To Cart
8658177
WASHER, INPUT CLUTCH HOUSING THRUST(PURPLE/GREEN)(5.05MM THICK)
$6.78 $4.49
1
Add To Cart
19125901
WASHER, INPUT CLUTCH HOUSING THRUST(BLUE)(57.55MM INSIDE DIAMETER,75.5MM O.D.,3.55MM 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)

19368340
PISTON, Transmission Clutch, PISTON,INPUT CLUTCH
$138.67 $80.39
1
Add To Cart

24205127
CARRIER, Transmission Output/Counter Shaft or Carrier, CARRIER,REACTION(W/INPUT INTERNAL GEAR)(SERVICE TOGETHER WITH 24223084-DAM)(ALSO ORDER 24208023 GEAR)
$119.77 $75.10
1
Add To Cart

24214159
BEARING, Transmission Sun Gear, BEARING,SUN GEAR THRUST
$17.26 $13.30
1
Add To Cart

24216852
SUPPORT, Transmission Sprocket (Front Wheel Drive), SUPPORT,DRIVEN SPROCKET(INCLUDE 608)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(4.265)
$305.82 $28.94
1
Add To Cart

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

24227685
BEARING, Transmission Sprocket (Front Wheel Drive), BEARING,INPUT CLUTCH HOUSING THRUST
$22.92 $13.84
1
Add To Cart

SHAFT, Transmission Output/Counter Shaft or Carrier

8661020
SHAFT, FRONT DIFFERENTIAL CARRIER SUN GEAR
$116.89 $77.26
1
Add To Cart
24235818
SHAFT, FRONT DIFFERENTIAL CARRIER SUN GEAR(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)

24240315
BEARING, Transmission Output/Counter Shaft or Carrier, BEARING,FRONT DIFFERENTIAL CARRIER THRUST(TO CASE)(57.3MM O.D. X 36.5MM INSIDE DIAMETER)
$12.27 $7.69
1
Add To Cart

8631028
RING, Transmission Clutch, RING,INPUT CLUTCH BACKING PLATE RETAINER
$8.65 $5.27
1
Add To Cart

8631078
RING, Transmission Clutch, RING,FRONT DIFFERENTIAL CARRIER INTERNAL GEAR RETAINER(153MM)
$9.60 $5.83
1
Add To Cart

WASHER, Transmission Output/Counter Shaft or Carrier

8631422
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(BLUE)(IDENTIFY 2)
$6.04 $3.67
1
Add To Cart
8631423
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(PINK)(IDENTIFY 3)
$6.00 $3.64
1
Add To Cart
8631424
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(PLAIN)(IDENTIFY 4)
$4.04 $2.46
1
Add To Cart
8631425
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(GREEN)(IDENTIFY 5)
$5.62 $3.41
1
Add To Cart
8631427
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(PURPLE)(2.15MM)(IDENTIFY 7)
$7.20 $4.35
1
Add To Cart
8631426
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(BLACK)(IDENTIFY 6)

8633748
VALVE, Transmission Clutch, VALVE,2ND CLUTCH HOUSING BALL CHECK(PART OF 611)(CONTAINS BALL & RETAINER)
$8.20 $5.43
1
Add To Cart

8644068
RING, Transmission Clutch, RING,4TH CLUTCH SPRING RETAINER(4.164)
$6.57 $4.34
1
Add To Cart

8644069
WASHER, Transmission Sprocket (Front Wheel Drive), WASHER,2ND CLUTCH HOUSING THRUST(DRIVEN SUPPORT SPROCKET)
$8.48 $5.60
1
Add To Cart

8644110
RING, Transmission Clutch, RING,2ND CLUTCH SPRING RETAINER(SNAP)
$14.10 $5.58
1
Add To Cart

8644151
SPRING, Transmission Clutch, SPRING,INPUT CLUTCH(W/RETAINER)
- Require Quantity: 02
- Package Quantity: 1
$16.54 $10.93
1
Add To Cart

8644165
RING, Transmission Clutch, RING,3RD CLUTCH BACKING PLATE RETAINER
$10.33 $6.29
1
Add To Cart

8644240
BEARING, Transmission Rear Internal Gear, BEARING,DIFFERENTIAL CARRIER INTAKE GEAR THRUST
$24.14 $15.97
1
Add To Cart

8644726
RING, Transmission Clutch, RING,3RD CLUTCH SPRING RETAINER(INPUT SHAFT)(*KIT1,KIT2)(4.123)
$3.94 $2.37
1
Add To Cart

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

8646254
BEARING, Transmission Sun Gear, BEARING,FRONT DIFFERENTIAL CARRIER SUN GEAR THRUST(PART OF 679)
$10.76 $6.74
1
Add To Cart

8646504
BEARING, Transmission Output/Counter Shaft or Carrier, BEARING,INPUT(TO REACTION CARRIER)
$3.18 $1.92
1
Add To Cart

8649353
BEARING, Transmission Sun Gear, BEARING,REACTION SUN GEAR THRUST
$2.02 $1.23
1
Add To Cart

HOUSING, Transmission Input
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)
$301.09 $200.71
1
Add To Cart
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: W(57)(ME9)(2ND DES)

8656342
SEAL, Transmission Input and Turbine Shaft, SEAL,INPUT SHAFT(O RING)(*KIT1,KIT2,KIT4)
- Require Quantity: 03
- Package Quantity: 1
$7.31 $4.65
1
Add To Cart

8658146
PLATE, Transmission Clutch, PLATE,INPUT CLUTCH BACKING(4.89MM)(TO REACTION DRUM)
$35.29 $21.33
1
Add To Cart

8658796
RETAINER, Transmission Clutch, RETAINER,INPUT CLUTCH(SPRAG)(PART OF 653)
$21.88 $12.71
1
Add To Cart

8658797
SPACER, Transmission Sun Gear, SPACER,INPUT SUN GEAR
$25.77 $12.94
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

8661081
SPRING, Transmission Clutch, SPRING,4TH CLUTCH(PISTON RETURN)
$14.08 $4.47
1
Add To Cart

8662329
RING, Transmission Clutch, RING,DIRECT CLUTCH HOUSING FLUID SEAL(SUPPORT TO 2ND CLUTCH)(4-LOBE RING)(WIDE GROOVE)(*KIT1,KIT2)(4.169)
- Require Quantity: 02
- Package Quantity: 1
$15.58 $9.78
1
Add To Cart

8662912
PLATE KIT, Transmission Clutch, PLATE KIT,2ND CLUTCH(FIBER)
$40.56 $15.16
1
Add To Cart

8662990
PLATE KIT, Transmission Clutch, PLATE KIT,3RD CLUTCH(FLAT FACED & BACKING)(INCLUDE 641,800)(*KIT2)
$144.56 $95.54
1
Add To Cart

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

8668071
SPRING, Transmission Clutch, SPRING,3RD CLUTCH(W/SPRING RETAINER)
$15.69 $10.39
1
Add To Cart

8668359
HOUSING, Transmission Clutch, HOUSING,3RD CLUTCH(PISTON)
$46.70 $30.85
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

8668567
RING, Transmission Clutch, RING,2ND CLUTCH BACKING PLATE RETAINER(OUTER)(SNAP)
$8.20 $5.43
1
Add To Cart

SPRING, Transmission Clutch
8675991
SPRING, 2ND CLUTCH(APPLY)
Fitting Vehicle Options: W(57)(ME9)
$12.97 $8.58
1
Add To Cart
8675319
SPRING, 2ND CLUTCH(APPLY)(USED ON TRANS W/INSIDE DIAMETER CODE 1WWH)
- Fitting Vehicle Options: W(57)(L27,ME9)(2ND DES)

8675986
BAND, Transmission Brake, BAND,REV
$21.46 $14.18
1
Add To Cart

8676144
GEAR, Transmission Sun Gear, GEAR,REACTION SUN(W/DRUM & BUSHING)(INCLUDE 666)
$177.23 $87.88
1
Add To Cart

8682612
PISTON, Transmission Clutch, PISTON,4TH CLUTCH
$43.09 $28.45
1
Add To Cart

8682736
PISTON, Transmission Clutch, PISTON,3RD CLUTCH(*KIT1,KIT2,KIT4)
$24.14 $12.83
1
Add To Cart

8682801
PLATE, Transmission Clutch, PLATE,INPUT CLUTCH APPLY(TO 3RD CLUTCH PLATE)
$58.00 $36.86
1
Add To Cart

8683084
PLATE, Transmission Clutch, PLATE,INPUT CLUTCH(FLAT STEEL)(1.99MM THICK-USES 3 PLTS)(1.99MM THICK)(FLAT STEEL 26 TEETH)
- Require Quantity: 03
- Package Quantity: 1
$4.12 $2.57
1
Add To Cart

8683425
PLATE, Transmission Clutch, PLATE,2ND CLUTCH BACKING(SUPPORT RING)(STEEL)
$15.69 $9.56
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.)

24203693
CARRIER, Transmission Output/Counter Shaft or Carrier, CARRIER,INPUT(W/REACTION INTERNAL GEAR)(COMPLETE)(INCLUDE 660,661)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)

PISTON, Transmission Clutch
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: W(57)(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: W(57)(LH0,ME9)

24208023
GEAR, Transmission Sun Gear, GEAR,INPUT SUN(MUST ALSO ORDER 24205127 CARRIER)

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)
Fitting Vehicle Options: W(57)(L27,ME9)(REMANUFACTURED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)(2ND DES)
8661912
HOUSING, 2ND CLUTCH(W/BUSHING)(USED ON TRANS W/IDENTIFY CODE 1WSH)(INCLUDE 610,612,613)
- Fitting Vehicle Options: W(57)(L27,ME9)(1ST DES)
8661912
HOUSING, 2ND CLUTCH(W/BUSHING)(INCLUDE 610,612,613)
- Fitting Vehicle Options: W(57)(LH0,ME9)

24222034
PLATE, Transmission Clutch, PLATE,2ND CLUTCH(REACTION)
- Require Quantity: 06
- Package Quantity: 1

24235819
GEAR, Transmission PARKING 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

8644054
BEARING, Transmission Sprocket (Front Wheel Drive), BEARING,DRIVEN SPROCKET(DRAWN CUP)

8656645
PLATE, Transmission Clutch, PLATE,3RD CLUTCH(WAVED)(PART OF 640)

8658463
PLATE, Transmission Clutch, PLATE,2ND CLUTCH(WAVED)

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)
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.)

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

8675987
BAND, Transmission Brake, 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.