Automatic Transmission Case Extension Assembly fit your 2020 GMC Sierra 1500 4WD

Currently shopping for

2020 GMC Sierra 1500 4WD

Change Vehicle

Categories Close X

Currently selected

Transmission - Automatic

Other Categories

Body Mounting, Air Conditioning, Audio/Entertainment

Brakes

Brakes, Rear Axle, Propeller Shaft, Wheels, Tires

Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers

Cooling System, Grille, Oil System

Engine

Frames, Springs, Shocks, Bumpers, Fascias

Front Axle, Front Suspension, Steering

Front End Sheet Metal, Heater

Fuel System, Exhaust, Emission System

Rear Body Structure, Moldings & Trim, Cargo Stowage

Starter, Generator, Ignition, Electrical, Lamps

Transfer Case

How to use OE catalog

Sort by:

Recommended

Part No. & Part Description

Price & Qty.

Part No. &
Part Description

8654382
PLUG, Transmission Case, PLUG,AUTOMATIC TRANSMISSION FLUID FILL HOLE(1/8-27)(NPFT HEXAGON HEAD)(*KIT3)(4.104)
$7.20 $4.92
1
Add To Cart

24265798
SEAL, Rear Bearing Retaining, SEAL,AUTOMATIC TRANSMISSION CASE EXTENSION
$19.89 $12.03
1
Add To Cart

24266376
BEARING, Transmission Planet Carrier, BEARING,OUTPUT SHAFT(*KIT3)
$22.11 $13.35
1
Add To Cart

24279926
SEAL KIT, Transmission Overhaul, SEAL KIT,AUTOMATIC TRANSMISSION SERVICE(INCLUDES 401,403,404,408,409)(1-2-3-4-5-REV CLUTCH)
$27.60 $16.79
1
Add To Cart

24042967
SEAL KIT, Transmission Overhaul, SEAL KIT,AUTOMATIC TRANSMISSION SERVICE(THIS SERVICE KIT DOES NOT INCLUDE THE 1-2-3-4-5-REV CLUTCH PISTON SEAL(INCLS401,403,408,409)
$273.37 $159.91
1
Add To Cart

24046310
DAM, Transmission Clutch, DAM,1-2-3-4-5 REV CLUTCH PISTON(INCLUDES 401,403,404)(*KIT3)
- Replaced By: 24259369
$13.49 $8.15
1
Add To Cart

SEAL, Universal Joint Sleeve Yoke
24228886
SEAL, PROPELLER SHAFT TRANS FLANGE FLUID(SINGLE SEAL DESIGN)(*KIT3)
Fitting Vehicle Options: K1(03-43-53)(L84,MQE), K1(03-43-53)(L3B,MQE)
Replaced By: 24291469
$20.75 $12.53
1
Add To Cart
24291469
SEAL, PROPELLER SHAFT TRANS FLANGE FLUID(TEN SPEED ONLY)(12.8MM WIDTH/THICKNESS")(*KIT3)
- Fitting Vehicle Options: K1(03-43-53)
$20.75 $12.53
1
Add To Cart

24259367
SEAL, Transmission Clutch, SEAL,1-2-3-4-5 REV CLUTCH PISTON (O-RING)(PART OF 402)(*KIT1,KIT3)
$4.67 $2.93
1
Add To Cart

24259368
SPRING, Transmission Clutch, SPRING,1-2-3-4-5 REV CLUTCH PISTON RETURN(*KIT3)
$9.40 $5.68
1
Add To Cart

24260237
SEAL, Transmission Clutch, SEAL,1-2-3-4-5 REV CLUTCH PISTON INNER(PART OF 402)(*KIT1,KIT2,KIT3)
- Replaced By: 24046788
$17.94 $10.84
1
Add To Cart

24260983
SEAL, Transmission Clutch, SEAL,1-2-3-4-5 REV CLUTCH PISTON DAM(PART OF 402)(*KIT1,KIT2,KIT3)
- Replaced By: 24046789
$6.23 $3.91
1
Add To Cart

24270447
RING, Transmission Clutch, RING,1-2-3-4-5 REV CLUTCH PISTON DAM RETAINER(65.85MM INSIDE DIAMETER W/60 DEGREE ENDS)(*KIT3)
$0.42 $0.27
1
Add To Cart

24278826
SEAL, Transmission Clutch, SEAL,1-2-3-4-5 REV CLUTCH PISTON DAM INNER (O-RING)(*KIT1,KIT2,KIT3)
$1.30 $0.78
1
Add To Cart

EXTENSION, Transmission Case
24287635
EXTENSION, AUTOMATIC TRANSMISSION CASE(INCLUDES 400-406,408,409,411,414,415)(INCLUDES SEALS/PISTONS/DAM/RING/ORIFICE)
Fitting Vehicle Options: K1(03-43-53)(L3B,MQE,F48)
$212.91 $124.51
1
Add To Cart
24287635
EXTENSION, AUTOMATIC TRANSMISSION CASE(INCLUDES 400-409,411,414,415)(INCLUDES SEALS/PISTONS/DAM/RING/ORIFICE)
- Fitting Vehicle Options: K1(43-53)(L84,MQE,F48)
$212.91 $124.51
1
Add To Cart

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2020 GMC Sierra 1500 4WD parts. Parts like Automatic Transmission Case Extension Assembly are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.7L, 6 Cyl 3.0L Diesel, 6 Cyl 4.3L, 8 Cyl 5.3L, 8 Cyl 6.2L, 8 Cyl5.3L. Model Code: CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON.