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  1. Home
  2. GMC Trucks
  3. 2003
  4. Sierra 3500 4WD (New Style)
  5. Transfer Case

2003 GMC Trucks Sierra 3500 4WD (New Style) transfer case parts catalog

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Bolt, transfer case (np1) case components (new process 263)

  • OEM part number: 88996722
  • Quantity in car: 17
  • Transfer case (hexagon with flat aluminum washer, m10x1.5x40)
  • Usage: K2, 3 (NP1)

$3.03—6.35

Available in 38 shops

Add to cart

Bushing, transfer case (np1) case components (new process 263)

  • OEM part number: 89059588
  • Quantity in car: 1
  • Usage: K2, 3 (M74, NP1)

$35.11—83.09

Available in 38 shops

Add to cart

Screw, transfer case (np1) case components (new process 263)

  • OEM part number: 89059624
  • Quantity in car: 1
  • Pan head, #10-32, 0.25 length, 0.32 outside diameter, steel, zp (transfer case identify)

$2.71—4.27

Available in 38 shops

Add to cart

Retainer, transfer case (np1) case components (new process 263)

  • OEM part number: 89059653
  • Quantity in car: 1
  • Usage: K2, 3 (NP1)

$5.71—11.68

Available in 38 shops

Add to cart

Ventilation, transfer case (np1) case components (new process 263)

  • OEM part number: 89059654
  • Quantity in car: 1
  • Transfer case (aluminum ventilation)
  • Usage: K2, 3 (MT1, M74, MN8, NP1)

$5.23—15.35

Available in 38 shops

Add to cart

Bearing, transfer case (np1) case components (new process 263)

  • OEM part number: 89059659
  • Quantity in car: 1
  • Usage: K2, 3 (MT1, NP1), K1, 2, 3 (NP1, NP2, NP3, NP8)

$48.29—58.85

Available in 38 shops

Add to cart

Chain, transfer case (np2) internal components (new process 261)

  • OEM part number: 12384954
  • Quantity in car: 1
  • Transfer case two/four wheel drive (84 pins)
  • Usage: K3 (MT1, MW3, HVY, NP2), K2, 3 (ML6, M74, NP2)

$343.93—385.08

Available in 2 shops

Add to cart

Gear, transfer case (np2) internal components (new process 261)

  • OEM part number: 12384969
  • Quantity in car: 1
  • Transfer case input
  • Usage: K2, 3 (MT1, MW3, NP2)

$184.77—259.04

Available in 38 shops

Add to cart

Gear, transfer case (np2) internal components (new process 261)

  • OEM part number: 12384974
  • Quantity in car: 1
  • Transfer case input
  • Usage: K2, 3 (ML6, M74, NP2)

$250.62—280.62

Available in 2 shops

Add to cart

Washer, transfer case (np2) internal components (new process 261)

  • OEM part number: 12470959
  • Quantity in car: 1
  • Transfer case input shaft thrust bearing (front)
  • Usage: K2, 3 (ML6, M74, NP2)

$5.75—10.65

Available in 38 shops

Add to cart

Washer, transfer case (np2) internal components (new process 261)

  • OEM part number: 12470959
  • Quantity in car: 1
  • Usage: K2, 3 (ML6, M74, NP2), K2, 3 (MT1, MW3, NP2)

$5.75—10.65

Available in 38 shops

Add to cart

Magnet, transfer case (np2) internal components (new process 261)

  • OEM part number: 12471607
  • Quantity in car: 1
  • Transfer case chip collector
  • Usage: K1, 2, 3 (NP2)

$5.31—7.60

Available in 38 shops

Add to cart

Bearing, transfer case (np2) internal components (new process 261)

  • OEM part number: 12472961
  • Quantity in car: 1
  • Transfer case front output shaft drive sprocket (inner cone)
  • Usage: K1, 2, 3 (NP2)

$33.47—37.47

Available in 2 shops

Add to cart

Ring, transfer case (np2) internal components (new process 261)

  • OEM part number: 12472963
  • Quantity in car: 1
  • Transfer case two/four wheel drive syn blocking (outer)
  • Usage: K1, 2, 3 (NP2)

$65.58—118.73

Available in 38 shops

Add to cart

Ring, transfer case (np2) internal components (new process 261)

  • OEM part number: 12472966
  • Quantity in car: 1
  • Vehicle speed sensor reluctor wheel retain (36 x 2.4)
  • Usage: K1, 2, 3 (MG5, MW3, NP2, NP1), K1, 2, 3 (MT1, M30, NP2, NP1)

$2.76—8.75

Available in 38 shops

Add to cart

Wheel, transfer case (np2) internal components (new process 261)

  • OEM part number: 12472967
  • Quantity in car: 1
  • Usage: K1, 2, 3 (MT1, NP2), K2, 3 (MW3, NP2)

$16.71—17.88

Available in 2 shops

Add to cart

Lever, transfer case (np2) internal components (new process 261)

  • OEM part number: 12473215
  • Quantity in car: 1
  • Transfer case shift detent
  • Usage: K1, 2, 3 (NP2)

$32.54—36.43

Available in 2 shops

Add to cart

Clutch, transfer case (np2) internal components (new process 261)

  • OEM part number: 12473218
  • Quantity in car: 1
  • Transfer case high/low
  • Usage: K2, 3 (MT1, MW3, NP2)

$37.19—41.64

Available in 2 shops

Add to cart

Fork, transfer case (np2) internal components (new process 261)

  • OEM part number: 12473219
  • Quantity in car: 1
  • Transfer case two/four wheel drive shift (complete)
  • Usage: K1, 2, 3 (NP2)

$65.02—124.20

Available in 38 shops

Add to cart

Hub, transfer case (np2) internal components (new process 261)

  • OEM part number: 12473221
  • Quantity in car: 1
  • Usage: K1, 2, 3 (NP2)

$?

Add to cart

Shaft, transfer case (np2) internal components (new process 261)

  • OEM part number: 12473222
  • Quantity in car: 1
  • Usage: K1, 2, 3 (NP2)

$151.75—181.82

Available in 38 shops

Add to cart

Plug, transfer case (np2) internal components (new process 261)

  • OEM part number: 12473236
  • Quantity in car: 1
  • Usage: K1, 2, 3 (NP2)

$2.76—3.68

Available in 38 shops

Add to cart

Sprocket, transfer case (np2) internal components (new process 261)

  • OEM part number: 12478083
  • Quantity in car: 1
  • Usage: K2, 3 (ML6, M74, NP2), K3 (MT1, MW3, NP2), K3 (MT1, MW3, NP2) (EXC SRW)

$50.06—60.90

Available in 38 shops

Add to cart

Sprocket, transfer case (np2) internal components (new process 261)

  • OEM part number: 12478083
  • Quantity in car: 1
  • Transfer case two/four wheel drive driven
  • Usage: K3 (MN8, MT1, MW3, NP2), K2, 3 (ML6, M74, NP2), K3 (MT1, MW3, NP2) (EXC SRW)

$50.06—60.90

Available in 38 shops

Add to cart

Pump, transfer case (np2) internal components (new process 261)

  • OEM part number: 12478084
  • Quantity in car: 1
  • Transfer case oil (includes bolt, bushing, gears & housing)
  • Usage: K1, 2, 3 (NP2)

$74.62—89.60

Available in 38 shops

Add to cart

Screen, transfer case (np2) internal components (new process 261)

  • OEM part number: 12478085
  • Quantity in car: 1
  • Transfer case oil pump
  • Usage: K2, 3 (ML6, M74, NP2)

$6.68—8.37

Available in 38 shops

Add to cart

Seal, transfer case (np2) internal components (new process 261)

  • OEM part number: 12478088
  • Quantity in car: 1
  • Transfer case oil pump suction pipe (O-ring)
  • Usage: K2, 3 (ML6, M74, NP2)

$5.42—10.87

Available in 38 shops

Add to cart

Wheel, transfer case (np2) internal components (new process 261)

  • OEM part number: 12478089
  • Quantity in car: 1
  • Usage: K2, 3 (ML6, NP2, M74)

$22.51—37.18

Available in 38 shops

Add to cart

Fork, transfer case (np2) internal components (new process 261)

  • OEM part number: 12544310
  • Quantity in car: 1
  • Usage: K1, 2, 3 (NP2)

$31.97—69.16

Available in 38 shops

Add to cart

Ring, transfer case (np2) internal components (new process 261)

  • OEM part number: 12547477
  • Quantity in car: 2
  • Transfer case two/four wheel drive sprocket retain (2.5") (outer)
  • Usage: K1, 2, 3 (NP2), K1, 2, 3 (NP2)

$4.87—6.44

Available in 38 shops

Add to cart

Ring, transfer case (np2) internal components (new process 261)

  • OEM part number: 12547477
  • Quantity in car: 1
  • Transfer case two/four wheel drive driven sprocket retain (2.5") (outer)
  • Usage: K1, 2, 3 (NP2)

$4.87—6.44

Available in 38 shops

Add to cart

Ring, transfer case (np2) internal components (new process 261)

  • OEM part number: 12547637
  • Quantity in car: 1
  • Transfer case rear output shaft rear bearing outer retain
  • Usage: K1, 2, 3 (NP2)

$3.91—7.05

Available in 38 shops

Add to cart

Shaft, transfer case (np2) internal components (new process 261)

  • OEM part number: 12547661
  • Quantity in car: 1
  • Transfer case shift fork
  • Usage: K1, 2, 3 (NP1, NP2, NP8)

$20.43—22.87

Available in 2 shops

Add to cart

Carrier, transfer case (np2) internal components (new process 261)

  • OEM part number: 12547997
  • Quantity in car: 1
  • Transfer case high/low planetary
  • Usage: K2, 3 (NP2), K3 (MT1, NP2), K2, 3 (ML6, M74, NP2)

$286.64—320.94

Available in 2 shops

Add to cart

Spring, transfer case (np2) internal components (new process 261)

  • OEM part number: 14071702
  • Quantity in car: 2
  • Usage: K1, 2, 3 (NP2), K1, 2, 3 (NP2)

$5.75—6.44

Available in 2 shops

Add to cart

Washer, transfer case (np2) internal components (new process 261)

  • OEM part number: 15547390
  • Quantity in car: 2
  • Transfer case high/low planetary carrier thrust (rear)
  • Usage: K1, 2, 3 (NP2)

$8.88—11.19

Available in 38 shops

Add to cart

Washer, transfer case (np2) internal components (new process 261)

  • OEM part number: 15547390
  • Quantity in car: 1
  • Transfer case input shaft thrust bearing (rear)
  • Usage: K2, 3 (ML6, M74, NP2)

$8.88—11.19

Available in 38 shops

Add to cart

Ring, transfer case (np2) internal components (new process 261)

  • OEM part number: 15547397
  • Quantity in car: 1
  • Transfer case high/low planetary carrier retain (3 13/16 outside diameter x 41/64 thick)
  • Usage: K1, 2, 3 (NP2)

$5.75—7.24

Available in 38 shops

Add to cart

Spring, transfer case (np2) internal components (new process 261)

  • OEM part number: 15547410
  • Quantity in car: 1
  • Transfer case shift fork
  • Usage: K1, 2, 3 (NP2)

$5.75—6.44

Available in 2 shops

Add to cart

Ring, transfer case (np2) internal components (new process 261)

  • OEM part number: 15547419
  • Quantity in car: 1
  • Transfer case two/four wheel drive syn retain
  • Usage: K1, 2, 3 (NP2)

$5.75—6.44

Available in 2 shops

Add to cart

Seal, transfer case (np2) internal components (new process 261)

  • OEM part number: 15547430
  • Quantity in car: 1
  • Transfer case oil pump suction pipe (O-ring)
  • Usage: K1, 2, 3 (MT1, MW3, NP2)

$5.49—6.15

Available in 2 shops

Add to cart

Screen, transfer case (np2) internal components (new process 261)

  • OEM part number: 15547432
  • Quantity in car: 1
  • Transfer case oil pump
  • Usage: K2, 3 (MN8, MT1, MW3, NP2), K2, 3 (MT1, MW3, NP2)

$10.38—30.35

Available in 38 shops

Add to cart

Ring, transfer case (np2) internal components (new process 261)

  • OEM part number: 15664905
  • Quantity in car: 1
  • Transfer case high/low planetary pinion gear shaft retain (lock plate)
  • Usage: K1, 2, 3 (NP2)

$5.72—10.28

Available in 38 shops

Add to cart

Bearing, transfer case (np2) internal components (new process 261)

  • OEM part number: 19256200
  • Quantity in car: 1
  • Transfer case rear output shaft rear
  • Usage: K2, 3 (MT1, MW3, NP2)

$32.27—39.57

Available in 38 shops

Add to cart

Bearing, transfer case (np2) internal components (new process 261)

  • OEM part number: 19256201
  • Quantity in car: 1
  • Transfer case rear output shaft rear
  • Usage: K2, 3 (ML6, M74, NP2)

$45.67—48.89

Available in 2 shops

Add to cart

Clutch, transfer case (np2) internal components (new process 261)

  • OEM part number: 88958859
  • Quantity in car: 1
  • Transfer case high/low
  • Usage: K2, 3 (ML6, M74, NP2)

$106.83—128.77

Available in 38 shops

Add to cart

Ring, transfer case (np2) internal components (new process 261)

  • OEM part number: 88962316
  • Quantity in car: 1
  • Transfer case two/four wheel drive syn retain
  • Usage: K1, 2, 3 (NP2)

$4.51—5.05

Available in 2 shops

Add to cart

Shaft, transfer case (np2) internal components (new process 261)

  • OEM part number: 88962317
  • Quantity in car: 1
  • Transfer case rear output (use together with 88962316/ring)
  • Usage: K2, 3 (ML6, M74, NP2)

$254.27—454.71

Available in 38 shops

Add to cart

Shaft, transfer case (np2) internal components (new process 261)

  • OEM part number: 88962321
  • Quantity in car: 1
  • Usage: K2, 3 (MT1, MW3, NP2), K1, 2, 3 (M30, MG5, MT1, MW3, NP2)

$228.76—375.35

Available in 38 shops

Add to cart

Gear, transfer case (np2) internal components (new process 261)

  • OEM part number: 88962335
  • Quantity in car: 1
  • Usage: K1, 2, 3 (NP2)

$47.61—53.78

Available in 38 shops

Add to cart

Synchronizer, transfer case (np2) internal components (new process 261)

  • OEM part number: 88962337
  • Quantity in car: 1
  • Usage: K1, 2, 3 (NP2)

$83.41—94.56

Available in 38 shops

Add to cart

Pipe, transfer case (np2) internal components (new process 261)

  • OEM part number: 88962338
  • Quantity in car: 1
  • Transfer case oil pump suction (with screen)
  • Usage: K2, 3 (MT1, MW3, NP2), K2, 3 (ML6)

$8.97—10.03

Available in 2 shops

Add to cart

Bearing, transfer case (np2) internal components (new process 261)

  • OEM part number: 88996465
  • Quantity in car: 1
  • Transfer case input gear (needle)
  • Usage: K1, 2, 3 (NP2)

$8.88—15.96

Available in 38 shops

Add to cart

Ring, transfer case (np2) internal components (new process 261)

  • OEM part number: 89059644
  • Quantity in car: 1
  • Transfer case two/four wheel drive syn blocking (middle)
  • Usage: K1, 2, 3 (NP2)

$44.84—54.93

Available in 38 shops

Add to cart

Ring, transfer case (np2) case components (new process 261)

  • OEM part number: 00682653
  • Quantity in car: 1
  • Usage: K1, 2, 3 (NP2)

$?

Add to cart

Ring, transfer case (np2) case components (new process 261)

  • OEM part number: 00682653
  • Quantity in car: 1
  • Transfer case front output shaft front bearing retain (1.82" free inside diameter x .094" thick)
  • Usage: K1, 2, 3 (NP2)

$?

Add to cart

Bearing, transfer case (np2) case components (new process 261)

  • OEM part number: 09442326
  • Quantity in car: 1
  • Usage: K2, 3 (ML6, M74, NP2) (TYPE 231C, 233C), K1, 2, 3 (NP1, NP2), K2, 3 (ML6, MW7, NP2), K2, 3 (MW7, NP2) (TYPE 231C, 233C)

$?

Add to cart

Bolt, transfer case (np2) case components (new process 261)

  • OEM part number: 11515755
  • Quantity in car: 1
  • Hexagon, m8x1.25x16, 15 thread, 18 outside diameter, 10.9, 7114m (transfer case four wheel drive actuator) (together with 12345493 replcs 25534835)

$2.86—4.27

Available in 38 shops

Add to cart

Sensor, transfer case (np2) case components (new process 261)

  • OEM part number: 12376520
  • Quantity in car: 3
  • Usage: K1, 2, 3 (LU3, L35, LQ4, LR4, L35, LM7, L59, NP1, NP2, NP3, NP8), K1, 2, 3 (LU3, L35, LQ4, LR4, L35, LM7, L59, NP1, NP2, NP3, NP8), K1, 2, 3 (LU3, L35, LQ4, LR4, L35, LM7, L59, NP1, NP2, NP3, NP8), K1, 2, 3 (LU3, L35, LQ4, LR4, L35, LM7, L59, NP1, NP2, NP3, NP8), K2, 3 (L18, LB7, NP1, NP2, ML6, M74), K2, 3 (LB7, NP2, ML6, M74), K2, 3 (LB7, NP2, ML6, M74), K2, 3 (LB7, NP2, ML6, M74)

$32.79—35.28

Available in 2 shops

Add to cart

Sensor, transfer case (np2) case components (new process 261)

  • OEM part number: 12376520
  • Quantity in car: 1
  • Usage: K2, 3 (LLY, ML6, M74, NP1, NP2), K2, 3 (LLY, ML6, M74, NP1, NP2), K2, 3 (ML6, M74, NP2), K2, 3 (ML6, M74, NP2)

$32.79—35.28

Available in 2 shops

Add to cart

Bracket, transfer case (np2) case components (new process 261)

  • OEM part number: 12384945
  • Quantity in car: 1
  • Transfer case (speed sensor harness)
  • Usage: K1, 2, 3 (NP2)

$10.58—11.85

Available in 2 shops

Add to cart

Plug, transfer case (np2) case components (new process 261)

  • OEM part number: 12470560
  • Quantity in car: 1
  • Transfer case access hole
  • Usage: K1, 2, 3 (MG5, MN8, MT1, MW3, M30, NP2), K1, 2, 3 (MG5, MT1, MW3, M30, NP2)

$7.85—10.21

Available in 38 shops

Add to cart

Stud, transfer case (np2) case components (new process 261)

  • OEM part number: 12470962
  • Quantity in car: 6
  • Usage: K1, 2, 3 (NP1, NP2, NP3)

$2.89—3.66

Available in 38 shops

Add to cart

Bracket, transfer case (np2) case components (new process 261)

  • OEM part number: 12472969
  • Quantity in car: 1
  • Transfer case (front shaft side)
  • Usage: K1, 2, 3 (NP1, NP2, NP8), K1, 2, 3 (NP1, NP2)

$5.69—6.36

Available in 2 shops

Add to cart

Lever, transfer case (np2) case components (new process 261)

  • OEM part number: 12472970
  • Quantity in car: 1
  • Transfer case shift (with stud)
  • Usage: K1, 2, 3 (NP2)

$31.89—35.71

Available in 2 shops

Add to cart

Seal, transfer case (np2) case components (new process 261)

  • OEM part number: 12473046
  • Quantity in car: 1
  • Transfer case shift detent lever (housing)
  • Usage: K1, 2, 3 (NP2)

$5.75—6.44

Available in 2 shops

Add to cart

Stud, transfer case (np2) case components (new process 261)

  • OEM part number: 12473057
  • Quantity in car: 1
  • Transfer case (includes stud & washer) (individual components are not sold separately)
  • Usage: K2, 3 (NP2)

$3.88—6.60

Available in 38 shops

Add to cart

Case, transfer case (np2) case components (new process 261)

  • OEM part number: 12473204
  • Quantity in car: 1
  • Transfer (front half) (includes annulus gear & ring)
  • Usage: K2, 3 (MT1, MW3, NP2)

$386.33—442.96

Available in 38 shops

Add to cart

Case, transfer case (np2) case components (new process 261)

  • OEM part number: 12473226
  • Quantity in car: 1
  • Usage: K2, 3 (MT1, MW3, NP2)

$259.66—509.41

Available in 38 shops

Add to cart

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