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Automatic Transmission Case & Related Parts fit your 1989 GMC G1500
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1989 GMC G1500
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Transmission - Automatic
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Transmission - Manual
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Part No. & Part Description
Price & Qty.
Part No. &
Part Description
Part Description
8654799
GASKET, Transmission Oil Pan, GASKET, OIL PAN (ALSO PART OF ITEM #71,73)(*KIT1,KIT2)- Replaced By: 19540975
$18.81 $10.441
24204495
PISTON KIT, Transmission Servo & Accumulator, PISTON KIT,1-2 & 3-4 ACCUMULATOR(INCLUDE ITEMS #52,53,60,61)- Replaced By:
$29.49 $18.041
$14.34 $9.311
- PISTON, Transmission Servo & Accumulator
- PAN, Transmission Oil Pan
- SPRING, Transmission Servo & Accumulator
$66.55 $36.341
- PLATE, Transmission Main Control Valve Body
8657926
FILTER KIT, Transmission, FILTER KIT, W/SEAL & GASKET, OIL(INCLUDES ITEM #72)(*KIT1,KIT2)- Replaced By:
$84.12 $44.581
- SEAL, Speedometer Driven Gear
- SPRING, Transmission Servo & Accumulator
$46.63 $28.171
- GASKET KIT, Transmission Main Control Valve Body
$12.601 - $12.07 $7.291
- PIN, Transmission Servo & Accumulator
$39.35 $23.781
$4.98 $3.015
$12.45 $7.531
24232073
RING KIT, Front Servo Piston, RING KIT,2-4 BAND SERVO 2ND APPLICATION PISTON FLUID SEAL(W/5.7,6.2)(INCLUDE ITEM #23)(*02)- Replaced By:
$25.31 $14.411
8630049
SEAL, Transmission Input and Turbine Shaft, SEAL, O-RING, TURBO SHAFT TO SELECTOR WASHER(*KIT1,KIT2)- Replaced By:
$3.42 $2.071
$12.83 $7.751
8637742
CONNECTOR, Transmission Oil Cooler, CONNECTOR,OIL COOLER PIPES TO CASE (2 REQUIRED)- Replaced By:
$18.67 $10.831
$7.24 $4.561
- HOUSING, Transmission Servo & Accumulator
- SPRING, Transmission Servo & Accumulator
- $10.43 $6.771
- GASKET, Transmission Oil Pan
8663890
VALVE, Transmission Rear Ring Gear, VALVE,AUTOMATIC TRANSMISSION FLUID/PUMP COVER BALL CHECK(DOUBLE ORIFICE W/BALL)- Replaced By:
$12.82 $8.371
- CONVERTER, Transmission Converter
24230108
BODY, Transmission Oil Pump, BODY, PUMP (SEE PUMP ILLUSTRATION)(INCLUDE ITEMS #2,8)- Replaced By:
- MODULATOR, Transmission Vacuum
10054241
SEAL, Transmission Converter, SEAL, O-RING, ELECTRIC CONNECT (ALSO PART OF ITEM #33)(*KIT1,KIT2)- Replaced By:
$2.84 $1.851
- $2.84 $1.851
- $2.84 $1.851
- $2.84 $1.851
- SOLENOID, Transmission Solenoid
$3.72 $2.251
12338044
SCREEN, Transmission Oil, SCREEN, OIL PRESSURE (CONVERTER CLUTCH & GOVERNOR FEED)(2 REQUIRED)- Replaced By:
$12.601
$15.99 $10.391
- GASKET KIT, Transmission Overhaul24201804
GASKET KIT, W/SEALS (INCLUDE ITEMS #2,5,8,9,14,17,21,23,24,34,35,39,42,49,52,53,61,70-72,94)(*02)- Replaced By:
$248.21 $149.971 
$35.79 $21.621
$4.44 $2.881
24210605
SEAL, Transmission Front Servo, SEAL, OIL PUMP TO CASE (ALSO PART OF ITEM #7)(*KIT1,KIT2)- Replaced By:
$12.08 $7.851
- $12.08 $7.851
$14.53 $9.441
24233361
BOLT, Transmission Front Servo, BOLT, W/WASHER, PUMP TO CASE (M8X1.25X60)(7 REQUIRED)(*KIT1,KIT2)- Replaced By:
$4.68 $3.041
$13.54 $8.171
- SLEEVE, Speedometer Driven Gear
$7.32 $6.321
$8.32 $5.021
$6.753
$8.53 $5.152
$12.28 $7.981
- $9.43 $6.121
- $18.75 $13.051
$12.09 $7.851
$12.20 $7.381
$9.03 $5.871
8635568
RING, Front Servo Piston, RING,3-4 ACCUMULATOR PISTON FLUID SEAL(*KIT1,KIT2,KIT5)- Replaced By:
$6.751
- $6.751
$18.04 $11.721
$7.51 $4.881
8642112
SEAL, Front Servo Piston, SEAL, O-RING, SERVO PISTON INNER HOUSING(*KIT1,KIT2)- Replaced By: 24208661
$11.39 $7.401
- 8642480
RING, Front Servo Piston, RING, 4TH APPLY PISTON OUTER OIL SEAL (ALSO PART OF ITEM #16)(*KIT1,KIT2)- Replaced By:
$12.07 $7.841
$30.46 $18.401
- 8642957
SEAL KIT, Front Servo Piston, SEAL KIT, 2ND APPLY PISTON (W/4.3,5.0)(INCLUDE ITEM #24)(*02)- Replaced By:
$7.93 $6.751
- 8642979
COVER, Transmission Servo & Accumulator, COVER,2-4 SERVO(W/SEAL)(INCLUDE ITEM #14)(4.241)- Replaced By:
$38.71 $23.381
8647351
SEAL, Front Servo Piston, SEAL, O-RING (2ND & 4TH SERVO COVER)(ALSO PART OF #15)(*KIT1,KIT2)- Replaced By: 24208662
$12.97 $7.831
$21.72 $13.121
8648394
SEAL, Transmission Front Servo, SEAL, PUMP FRONT (ALSO PART OF ITEM #7)(*KIT1,KIT2)- Replaced By:
$8.92 $7.261
$4.41 $2.861
$30.43 $19.781
- GASKET, Transmission Main Control Valve Body
- GASKET, Transmission Main Control Valve Body
$11.11 $6.711
- GOVERNOR, Transmission Governor
$32.13 $20.881
$8.48 $6.751
- FILTER KIT, Oil Pan Pump Suction$12.27 $7.00
- 12360651
FILTER KIT, AUTOMATIC TRANSMISSION OIL PUMP (W/GASKET)(1985-88)(*KIT1,KIT2,KIT4,KIT5)- Replaced By:
$12.27 $7.00
- GEAR, Speedometer Driven
- GEAR, Speedometer Drive
15562374
SEAL, Speedometer Driven Gear, SEAL, SPEEDOMETER DRIVEN GEAR SLEEVE (SOME MODELS)- Replaced By:
- GOVERNOR, Transmission Governor
24204440
OVERHAUL KIT, Transmission Overhaul, OVERHAUL KIT, (W/SEALS,GASKETS,PLATES,FILTER)(1988-91)(INCLUDE ITEMS #8,21,26,34,39,42,56,58,67,70)(*01)- Replaced By:
- 24204440
OVERHAUL KIT, Transmission Overhaul, OVERHAUL KIT, (W/SEALS,GASKETS,PLATES,FILTER)(1985-87)(INCLUDE ITEMS #8,21,26,34,39,42,56,58,67,70)(*01)- Replaced By:
- CASE, Transmission Case
273337
PIN, Transmission Main Control Valve Body, PIN, SPRING COILED (.125X.625, PLAIN)(AS REQUIRED)(ALSO PART OF ITEM #83)- Replaced By:
- 8623174
GASKET, Transmission Rear Servo Accumulator, GASKET, REAR SERVO COVER(*KIT1,KIT2,KIT4,KIT5)- Replaced By:
8623300
WASHER, Transmission High Clutch, WASHER,PUMP COVER TO CLUTCH HOUSING(1.6MM)(YELLOW)(M40)- Replaced By:
- $29.36 $19.06
- SPRING, Transmission Servo & Accumulator
- 8623741
GASKET, Transmission Main Control Valve Body, GASKET, SOLENOID VALVE (PART OF SOLENOID)- Replaced By:
- PIN, Transmission Rear Servo Accumulator
- SPRING, Transmission Rear Servo Accumulator
- PLATE, Transmission Main Control Valve Body
8624709
GASKET, Transmission Rear Main Bearing, GASKET, CASE TO EXTENSION(*KIT1,KIT2,KIT4,KIT5)- Replaced By:
$3.32 $2.15
- 8629954
GASKET KIT, Transmission Overhaul, GASKET KIT, (W/SEALS)(1988-91)(INCLUDE ITEMS #8,21,34,39,42,56,58,67,70)(*01)- Replaced By:
8630120
SEAL, Transmission Servo & Accumulator, SEAL,2ND APPLY PISTON PINION(1985-86)(1987 1ST DESIGN-BEFORE JULIAN DATE 87040)(NO COMPARABLE 2ND DESIGN)- Replaced By:
- 8634188
SEAL, Transmission Solenoid, SEAL, O-RING, CONVERTER CLUTCH SOLENOID (2 REQUIRED)- Replaced By:
8634383
CONNECTOR, Transmission Converter, CONNECTOR, W/SEALS (ELECTRIC)(INCLUDE ITEM #34)- Replaced By:
$61.73 $40.11
- PLUG, Transmission Main Control Valve Body
- CONVERTER, Transmission Converter
- 8654126
VALVE, Transmission Solenoid, VALVE,TORQUE CONVERTER CLUTCH SOLENOID(TYPE 6)(1986 350L W/CALIFORNIA)- Replaced By:
- 8654126
VALVE, Transmission Converter, VALVE,TORQUE CONVERTER CLUTCH CONTROL(TYPE 6)(1986 W/305F)- Replaced By:
8655031
SEAL, Transmission Rear Main Bearing, SEAL,AUTOMATIC TRANSMISSION CASE EXTENSION(G3 W/LL4,L05,M40 1987-90)(*KIT4,KIT5)- Replaced By:
- VALVE, Transmission Main Control Valve Body
- CUP, Transmission Case
- 8667679
RETAINER, Transmission Auxiliary Valve Body Cover, RETAINER,AUXILIARY CONTROL VALVE BODY PIPE(1989-91)(4.265)- Replaced By:
8667680
BOLT, Transmission Main Control Valve Body, BOLT, HEXAGON WASHER HEAD (M6X1X7.4)(AS REQUIRED)- Replaced By:
8667821
BOLT, Transmission Main Control Valve Body, BOLT, SPECIAL HEX WASHER HEAD (M6X1X24)(2 REQUIRED)- Replaced By:
- 8670381
GASKET, Transmission Governor, GASKET, GOVERNOR COVER (1987-90)(*KIT1,KIT2,KIT4,KIT5)- Replaced By:
- 8673044
CLAMP, Transmission Main Control Valve Body, CLAMP, AUXILIARY ACCUMULATOR VALVE BODY TUBE (1989-91)- Replaced By:
8673068
CLIP, Chassis/Engine Wiring Harness, CLIP,AUTOMATIC TRANSMISSION WIRING HARNESS(4.197)- Replaced By:
- EXTENSION, Transmission Case
- EXTENSION, Transmission Case Extension
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 1989 GMC G1500 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: 6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L. Model Code: 1/2 TON CARGO, 1/2 TON PASSENGER.