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Manual Transmission Main Gears fit your 2003 GMC Sierra 1500 2WD

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2003 GMC Sierra 1500 2WD
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Transmission - Manual

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Transmission - Automatic
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
Transmission - Automatic
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Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
  • BEARING, Transmission Mainshaft Center/Rear
    GMC 88996720
    GMC 88996720
    88996720
    BEARING, MAIN SHAFT REAR
    $29.58 $17.87
    1
    Add To Cart
  • GMC 12544738
    12544738
    BEARING, MAIN SHAFT FRONT
    $18.74 $11.74
    1
    Add To Cart
  • RING, Transmission Synchronizer
    GMC 23049986
    23049986
    RING, 3RD & 4TH GEAR SYN RETAINER(44X52X2.0)(4.416)
    $9.51 $7.36
    1
    Add To Cart
  • GMC 8672050
    GMC 8672050
    8672050
    RING, 3RD GEAR BLOCKING(INCLUDES RING & LINING & SYNCR0)
    $30.50 $19.38
  • GMC 8672050
    GMC 8672050
    8672050
    RING, 5TH GEAR BLOCKING(INCLUDES RING & LINING & SYNCR0)
    $30.50 $19.38
  • GMC 8672050
    GMC 8672050
    8672050
    RING, 4TH GEAR BLOCKING(INCLUDES RING & LINING & SYNCR0)
    $30.50 $19.38
  • GMC 12473243
    12473243
    RING, REV GEAR BLOCKING(REFURBISHED-NOT FOR SALE WHERE IMPORTS ARE RESTRICTED)
  • GMC 12548367
    12548367
    RING, 1ST GEAR INTERMEDIATE BLOCKING RING RETAINER
    • Require Quantity: 02
    • Package Quantity: 1
  • GMC 12548368
    GMC 12548368
    12548368
    RING, 1ST GEAR INNER BLOCKING
    • Require Quantity: 02
    • Package Quantity: 1
  • GMC 12548466
    GMC 12548466
    12548466
    RING, 2ND GEAR BLOCKING(BEIGE)
  • GMC 12548466
    GMC 12548466
    12548466
    RING, 1ST GEAR BLOCKING(BEIGE)
  • GMC 23049723
    23049723
    RING, 1ST & 2ND GEAR SYN RETAINER(49X57X2.05)(4.416)
  • GMC 23049790
    23049790
    RING, 5TH & REV GEAR SYN RETAINER(49X57X2.0)(4.416)
  • BEARING, Transmission Countershaft Gear
    GMC 8677696
    8677696
    BEARING, COUNTER GEAR FRONT(INCLUDES 47)(W/RACE)
    $63.15 $38.16
    1
    Add To Cart
  • GMC 8677696
    8677696
    BEARING, COUNTER GEAR FRONT(INCLUDES 61)(W/RACE)
    $63.15 $38.16
    1
    Add To Cart
  • BOLT, Hex
    GMC 11514766
    11514766
    BOLT, HEXAGON,M8X1.25X25, 22 THREAD(TRANS REAR CASE)
    $4.14 $2.63
    10
    Add To Cart
  • GMC 11509555
    11509555
    BOLT, HEXAGON,M8X1.25X70,30MM THREAD,10.9,PLATE STEEL(TRANS REAR CASE)
  • GMC 11513805
    11513805
    BOLT, HEXAGON,M8X1.25X22,FULL THREAD,9.8,PHOSPHATE ORGANIC(TRANS REAR COVER)
  • GMC 11513805
    11513805
    BOLT, HEXAGON,M8X1.25X22,FULL THREAD,9.8,PHOSPHATE ORGANIC(MAIN SHAFT)
    • Require Quantity: 03
    • Package Quantity: 1
  • WASHER, Transmission Reverse Idler Gear
    GMC 12545785
    12545785
    WASHER, REV IDLER GEAR
    $9.00 $7.33
    1
    Add To Cart
  • GMC 12545786
    12545786
    WASHER, REV IDLER GEAR
    $2.09 $1.70
    1
    Add To Cart
  • GMC 12545787
    12545787
    WASHER, REV IDLER GEAR THRUST
    • Require Quantity: 02
    • Package Quantity: 1
    $2.09 $1.61
    1
    Add To Cart
  • CONE, Transmission Synchronizer
    GMC 12549339
    GMC 12549339
    12549339
    CONE, 1ST GEAR SYN
    • Require Quantity: 02
    • Package Quantity: 1
    $14.21 $8.59
    1
    Add To Cart
  • GMC 12549339
    GMC 12549339
    12549339
    CONE, 2ND GEAR SYN
    • Require Quantity: 02
    • Package Quantity: 1
    $14.21 $8.59
    1
    Add To Cart
  • INSERT, Transmission Synchronizer
    GMC 8672123
    8672123
    INSERT, 3RD & 4TH GEAR SYN(*KIT1)
    • Require Quantity: 03
    • Package Quantity: 1
    $3.00 $1.90
    1
    Add To Cart
  • GMC 8672123
    8672123
    INSERT, 1ST & 2ND GEAR SYN(*KIT2)
    • Require Quantity: 03
    • Package Quantity: 1
    $3.00 $1.90
    1
    Add To Cart
  • GMC 8672123
    8672123
    INSERT, 5TH & REV GEAR SYN(*KIT3)
    • Require Quantity: 03
    • Package Quantity: 1
    $3.00 $1.90
    1
    Add To Cart
  • BALL, Transmission Synchronizer
    14082095
    BALL, 1ST & 2ND GEAR SYN DETENT(5MM)(*KIT2)(4.415)
    • Require Quantity: 03
    • Package Quantity: 1
  • 14082095
    BALL, 3RD & 4TH GEAR SYN DETENT(5MM)(*KIT1)(4.415)
    • Require Quantity: 03
    • Package Quantity: 1
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 2003 GMC Sierra 1500 2WD parts. Parts like Manual Transmission Main Gears 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 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L. Model Code: 1500 CREW CAB LONG BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX.