Automatic Transmission Internal Power Train Parts fit your 1990 Buick Reatta

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1990 Buick Reatta

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

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

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Transmission - Automatic

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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

8662178
VALVE, Transmission Clutch, VALVE,2ND CLUTCH HOUSING BALL CHECK

WASHER, Transmission Clutch

19125902
WASHER, INPUT CLUTCH HOUSING THRUST(3.70)(PINK)
$25.10 $12.60
1
Add To Cart
19125903
WASHER, INPUT CLUTCH HOUSING THRUST(3.85)(BROWN)
$26.89 $16.24
1
Add To Cart
19125904
WASHER, INPUT CLUTCH HOUSING THRUST(4.00)(GREEN)
$27.61 $16.67
1
Add To Cart
19125905
WASHER, INPUT CLUTCH HOUSING THRUST(4.15)(BLACK)
$26.58 $16.06
1
Add To Cart
24204844
WASHER, INPUT CLUTCH HOUSING THRUST(3.25)(ORANGE)
$12.60
1
Add To Cart
24204845
WASHER, INPUT CLUTCH HOUSING THRUST(3.40)(WHITE)
$12.60
1
Add To Cart
24204852
WASHER, INPUT CLUTCH HOUSING THRUST(4.45)(PURPLE,WHITE)
- Replaced By: 19125907
$8.35 $5.24
1
Add To Cart
19125901
WASHER, INPUT CLUTCH HOUSING THRUST(3.55)(BLUE)
19125906
WASHER, INPUT CLUTCH HOUSING THRUST(4.30)(PURPLE)
24204842
WASHER, INPUT CLUTCH HOUSING THRUST(2.95)(ORANGE,GREEN)
$10.32 $6.56
24204843
WASHER, INPUT CLUTCH HOUSING THRUST(3.10)(ORANGE,BLACK)
8658174
WASHER, INPUT CLUTCH HOUSING THRUST(4.60)(PURPLE,BLUE)
8658175
WASHER, INPUT CLUTCH HOUSING THRUST(4.75)(PURPLE,PINK)
8658176
WASHER, INPUT CLUTCH HOUSING THRUST(4.90)(PURPLE,BROWN)
8658177
WASHER, INPUT CLUTCH HOUSING THRUST(5.05)(PURPLE,GREEN)

PISTON, Transmission Clutch

19368340
PISTON, INPUT CLUTCH
$110.98 $63.75
1
Add To Cart
8682736
PISTON, 3RD CLUTCH
$24.14 $12.60
1
Add To Cart
24204370
PISTON, 2ND CLUTCH
8682612
PISTON, 4TH CLUTCH

PLATE, Transmission Clutch

24203185
PLATE, INPUT CLUTCH(FLAT FACED)(*02)
$17.93 $12.48
1
Add To Cart
8658146
PLATE, INPUT CLUTCH BACKING(4.89MM)
$35.29 $21.33
1
Add To Cart
8682801
PLATE, INPUT CLUTCH APPLICATION
$58.00 $35.04
1
Add To Cart
8683084
PLATE, FWD CLUTCH FLAT STEEL(*02)
$4.12 $2.61
1
Add To Cart
24222034
PLATE, 2ND CLUTCH(FLAT STEEL)
8656645
PLATE, 3RD CLUTCH(WAVED)
8658463
PLATE, 2ND CLUTCH(WAVED)
8683425
PLATE, 2ND CLUTCH BACKING(SUPPORT RING)

CARRIER, Transmission Output/Counter Shaft or Carrier

24205127
CARRIER, REACTION(W/INPUT INTERNAL GEAR)
$119.77 $75.10
1
Add To Cart
24203693
CARRIER, INPUT (COMPLETE)(INCLUDE 660,661)
24223647
CARRIER, FINAL DOOR (2.84R)(INCLUDE 677-8,680,804-9)

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

GEAR, Transmission Rear Internal Gear

24209185
GEAR, FINAL DRIVE SUN (2.97R)
$133.82 $48.76
1
Add To Cart
24209169
GEAR, FINAL DOOR SUN (2.84R)
8675330
GEAR, FRONT DIFFERENTIAL CARRIER INTERNAL(INCLUDE 670)(*08)

BEARING, Transmission Sun Gear

8646254
BEARING, FRONT DIFFERENTIAL CARRIER SUN GEAR THRUST(PART OF 679)
$10.76 $6.74
1
Add To Cart
8646504
BEARING, INPUT/REACT CARRIER
$3.18 $1.92
1
Add To Cart
8649353
BEARING, REACTION SUN GEAR THRUST(REAC CARRIER TO SUN GEAR)
$2.02 $1.27
1
Add To Cart
24214159
BEARING, SUN GEAR THRUST(TO FINAL DRIVE INTAKE GEAR)

24216852
SUPPORT, Transmission Sprocket (Front Wheel Drive), SUPPORT,DRIVEN SPROCKET(INCLUDE 608)
$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

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)

24235425
GEAR, Transmission PARKING Lock, GEAR,PARKING
$68.31 $41.28
1
Add To Cart

24240315
BEARING, Transmission Output/Counter Shaft or Carrier, BEARING,DIFFERENTIAL CARRIER/CASE THRUST
$11.71 $7.44
1
Add To Cart

RING, Transmission Clutch

8644110
RING, 2ND CLUTCH SPRING RETAINER(SNAP)
$27.86
1
Add To Cart
8631028
RING, INPUT CLUTCH BACKING PLATE RETAINER
8631078
RING, FRONT DIFFERENTIAL CARRIER INTERNAL GEAR RETAINER(SNAP)
8644068
RING, 4TH CLUTCH RETAINER SPRING SNAP
8644165
RING, 3RD CLUTCH BACKING PLATE RETAINER
8668567
RING, 2ND CLUTCH BACKING PLATE RETAINER(OUTER)(SNAP)

WASHER, Transmission Output/Counter Shaft or Carrier

8631427
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(2.15MM)(INSIDE DIAMETER 7)
$7.20 $4.51
1
Add To Cart
8631422
WASHER, THRUST (DIFFERENTIAL CARRIER/CASE)(1.65MM)
8631423
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(1.75MM)(INSIDE DIAMETER 3)
8631424
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(1.85MM)(INSIDE DIAMETER 4)
8631425
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(1.95MM)(INSIDE DIAMETER 5)
8631426
WASHER, FRONT DIFFERENTIAL CARRIER THRUST(2.05MM)(INSIDE DIAMETER 6)

SPRING, Transmission Clutch

8661081
SPRING, 4TH CLUTCH PISTON RETAINER
$22.36
1
Add To Cart
8644151
SPRING, INPUT CLUTCH(W/RETAINER)
8668071
SPRING, 3RD CLUTCH
8675991
SPRING, 2ND CLUTCH

RING, Transmission Input and Turbine Shaft

8644726
RING, 3RD CLUTCH HOUSING RETAINER(INPUT SHAFT)(*01,02)
$3.94 $2.37
1
Add To Cart
8644726
RING, 3RD CLUTCH SPRING RETAINER(INPUT SHAFT)(*01,02)
$3.94 $2.37
1
Add To Cart

8656342
SEAL, Transmission Input and Turbine Shaft, SEAL,INPUT SHAFT (0 RING)(*01,02,06)
$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)
$9.02 $5.65
1
Add To Cart

8662329
SEAL, Transmission Clutch, SEAL,2ND CLUTCH HOUSING FLUID SEAL RING(*01,02)(4.169)
$15.58 $9.78
1
Add To Cart

PLATE KIT, Transmission Clutch

8662912
PLATE KIT, 2ND CLUTCH-FLAT FACED
$40.56 $14.76
1
Add To Cart
8662990
PLATE KIT, 3RD CLUTCH(*02)

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

SCOOP, Transmission Sprocket (Front Wheel Drive)

24201870
SCOOP, CHAIN SCAVENGING (33 TEETH)(2.84R)(*08)
8656562
SCOOP, CHAIN SCAVENGING (35 TEETH)(2.84R)(*07)

24213573
SPRAG, Transmission Clutch, SPRAG,INPUT CLUTCH(INCLUDE 650-2,654-6)

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

8631571
GEAR, Transmission Governor, GEAR,GOVERNOR DRIVE(STEEL)(PART OF 679)

8644025
DAM, Transmission Oil, DAM,AUTOMATIC TRANSMISSION FLUID(RESERVOIR)

8644052
PLUG, Transmission Sprocket (Front Wheel Drive), PLUG,DRIVEN SPROCKET SUPPORT(CUP)

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

8661020
SHAFT, Transmission Output/Counter Shaft or Carrier, SHAFT,FRONT DIFFERENTIAL CARRIER SUN GEAR

HOUSING, Transmission Clutch

8661912
HOUSING, 2ND CLUTCH(INCLUDE 610,613)
8668359
HOUSING, 3RD CLUTCH(PISTON)

8662970
HOUSING, Transmission Input, HOUSING,INPUT CLUTCH(W/INPUT SHAFT)(INCLUDE 621,643-5,696)

BAND, Transmission Brake

8675986
BAND, REV
8675987
BAND, 1-2

8683672
RING, Transmission Sprocket (Front Wheel Drive), RING,2ND CLUTCH HOUSING FLUID SEAL(*01,02)

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

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 1990 Buick Reatta 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 3.8L. Model Code: 2 DOOR, CONVERTIBLE, RIVIERA.