Manual Transmission Input Shaft & Main Shaft Components fit your 2003 GMC Sierra 3500 4WD

Currently shopping for

2003 GMC Sierra 3500 4WD

Change Vehicle

Vehicle Options

Sierra 3500 Regular Cab

Vehicle Options

Sierra 3500 Regular Cab

Categories Close X

Currently selected

Transmission - Manual

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

Front Axle, Front Suspension, Steering

Front End Sheet Metal, Heater

Fuel System, Exhaust, Emission System

Maintenance Parts, Fluids, Capacities, Electrical Connectors

Rear Body Structure, Moldings & Trim, Cargo Stowage

Starter, Generator, Ignition, Electrical, Lamps

Transfer Case

Transmission - Automatic

Parts Questions

Sort by:

Recommended

Part No. & Part Description

Price & Qty.

Part No. &
Part Description

RING, Transmission Synchronizer
88984347
RING, 4TH & 5TH GEAR SYN HUB RETAINER(PART OF 9)
Require Quantity: 03
Package Quantity: 1
88984360
RING, 2ND GEAR INNER BLOCKING
- Require Quantity: 02
- Package Quantity: 1
88984360
RING, 3RD GEAR INNER BLOCKING
- Require Quantity: 02
- Package Quantity: 1
88984361
RING, 3RD GEAR INTERMEDIATE BLOCKING
- Require Quantity: 02
- Package Quantity: 1
88984361
RING, 2ND GEAR INTERMEDIATE BLOCKING
- Require Quantity: 02
- Package Quantity: 1
88984362
RING, 2ND & 3RD GEAR SYN HUB RETAINER(4.383)
- Require Quantity: 02
- Package Quantity: 1

88984418
SHAFT, Transmission Mainshaft, SHAFT,MAIN

12479806
SHIM KIT, Transmission Mainshaft Center/Rear, SHIM KIT,INPUT SHAFT BEARING
- Require Quantity: 02
- Package Quantity: 1
$261.31 $165.33
1
Add To Cart

BEARING, Transmission Mainshaft Center/Rear
88984373
BEARING, MAIN SHAFT FRONT
Fitting Vehicle Options: CK2,3(ML6)
$13.05
1
Add To Cart
12479830
BEARING, MAIN SHAFT CENTER
- Fitting Vehicle Options: CK2,3(ML6)
88984419
BEARING, MAIN SHAFT REAR(45X100X18)
- Fitting Vehicle Options: K2,3(ML6)

88934644
RING KIT, Transmission First/Reverse Gear, RING KIT,REV GEAR RETAINER
$83.29 $64.55
1
Add To Cart

DEFLECTOR, Transmission Main Drive Gear Bearing

88984343
DEFLECTOR, INPUT GEAR OIL(FRONT)
$9.68 $7.40
1
Add To Cart
89048563
DEFLECTOR, INPUT GEAR OIL(REAR)

SLEEVE, Transmission Synchronizer
88984349
SLEEVE, 4TH & 5TH GEAR SYN(PART OF 9)
Require Quantity: 02
Package Quantity: 1
$185.40 $64.65
1
Add To Cart
88984379
SLEEVE, 1ST & REV GEAR SYN

SPRING, Transmission Synchronizer
88984366
SPRING, 2ND & 3RD GEAR SYN(4.008)
Require Quantity: 03
Package Quantity: 1
$9.68 $7.40
1
Add To Cart
88984350
SPRING, 4TH & 5TH GEAR SYN RETAINER(PART OF 9)(4.027)
- Require Quantity: 09
- Package Quantity: 1
88984350
SPRING, 1ST & REV GEAR SYN(4.027)
- Require Quantity: 09
- Package Quantity: 1

BUSHING, Transmission Main Shaft Gear Retaining
88984368
BUSHING, 3RD GEAR
Require Quantity: 02
Package Quantity: 1
$56.45 $41.55
1
Add To Cart
88984368
BUSHING, 4TH GEAR
- Require Quantity: 02
- Package Quantity: 1
$56.45 $41.55
1
Add To Cart

88984369
GEAR,Fifth & Sixth Gear, GEAR,3RD
$496.86 $361.36
1
Add To Cart

88984370
WASHER,Fourth & Fifth Gear, WASHER,3RD GEAR THRUST
$151.95 $96.57
1
Add To Cart

BEARING, Transmission Gear

89048568
BEARING, 3RD GEAR
$36.04 $27.53
1
Add To Cart
89048568
BEARING, 4TH GEAR
$36.04 $27.53
1
Add To Cart
88984374
BEARING, 1ST GEAR(4.431)
- Require Quantity: 04
- Package Quantity: 1

88984378
RING, Transmission Main Shaft Gear Retaining, RING,1ST GEAR RETAINER(4.419)
- Require Quantity: 02
- Package Quantity: 1
$180.87 $56.07
1
Add To Cart

88984378
RING, Transmission First/Reverse Gear, RING,REV GEAR RETAINER
- Require Quantity: 02
- Package Quantity: 1
$180.87 $56.07
1
Add To Cart

BEARING

12479804
BEARING, INPUT SHAFT
88984358
BEARING, 2ND GEAR

12479828
RING KIT, Transmission Main Shaft Gear, RING KIT,4TH GEAR RETAINER

GEAR, Transmission First/Reverse Gear

19178742
GEAR, 1ST
88984376
GEAR, REV

88984341
SHAFT, Transmission Main Drive(Clutch), SHAFT,INPUT

INSERT, Transmission Synchronizer
88984351
INSERT, 1ST & REV SYN
Require Quantity: 09
Package Quantity: 1
88984351
INSERT, 4TH & 5TH GEAR SYN(PART OF 9)
88984364
INSERT, 2ND & 3RD GEAR SYN
- Require Quantity: 03
- Package Quantity: 1

88984365
BALL, Transmission Synchronizer, BALL,2ND & 3RD GEAR SYN DETENT(4.046)
- Require Quantity: 03
- Package Quantity: 1

88984367
SLEEVE, SLEEVE,2ND & 3RD GEAR SYN

88984371
GEAR, 4th, GEAR,4TH

88984374
BEARING, Transmission Reverse Idler Gear/Shaft, BEARING,REV GEAR
- Require Quantity: 04
- Package Quantity: 1

88984375
BUSHING, Transmission First/Reverse Gear, BUSHING,REV GEAR BEARING

89048566
GEAR, Transmission Second Speed, GEAR,2ND

SYNCHRONIZER, Transmission Synchronizer

89048567
SYNCHRONIZER, 2ND & 3RD GEAR
89048569
SYNCHRONIZER, 4TH & 5TH GEAR(INCLUDES 8,10-13)
89048570
SYNCHRONIZER, 1ST & REV GEAR

Genuine GM Parts, the Right Choice

GMPartsGiant.com offers the wholesale prices for genuine 2003 GMC Sierra 3500 4WD parts. Parts like Manual Transmission Input Shaft & Main Shaft Components are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 6.0L, 8 Cyl 6.6L Diesel, 8 Cyl 8.1L. Model Code: 3500 REGULAR CAB.