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  1. Home
  2. GMC Trucks
  3. 2006
  4. Sierra 2500 HD Extended Cab 4WD
  5. Transfer Case

2006 GMC Trucks Sierra 2500 HD Extended Cab 4WD transfer case parts catalog

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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)

$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 (MT1, MW3, NP2), K2, 3 (ML6, MW7, 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

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

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

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 (MW7, NP2), K2, 3 (ML6, MW7, NP2), 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), K2, 3 (ML6, MW7, NP2), K2, 3 (MW7, 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), K2, 3 (ML6, MW7, NP2), K2, 3 (MW7, 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)

$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
  • Transfer case two/four wheel drive syn (with hub)
  • 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: K1, 2, 3 (NP1, NP2), 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 (np8) case components (nvg246)

  • OEM part number: 00682653
  • Quantity in car: 1
  • Transfer case input gear bearing outer retain (1.82" free inside diameter x .094" thick)
  • Usage: K1, 2 (NP8)

$?

Add to cart

Ring, transfer case (np8) case components (nvg246)

  • 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 (NP8)

$?

Add to cart

Sensor, transfer case (np8) case components (nvg246)

  • OEM part number: 12376520
  • Quantity in car: 3
  • Vehicle speed (screw in with o-ring) (2-way male)
  • 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), 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), 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)

$32.79—35.28

Available in 2 shops

Add to cart

Bracket, transfer case (np8) case components (nvg246)

  • OEM part number: 12384945
  • Quantity in car: 1
  • Transfer case (mainshaft side) (speed sensor harness)
  • Usage: K2 (MN8, MT1, NP8), K1, 2 (MN8, MT1, NP8)

$10.58—11.85

Available in 2 shops

Add to cart

Insulator, transfer case (np8) case components (nvg246)

  • OEM part number: 12384973
  • Quantity in car: 1
  • Transfer case four wheel drive actuator
  • Usage: K1, 2 (NP8)

$19.09—24.40

Available in 38 shops

Add to cart

Bolt, transfer case (np8) case components (nvg246)

  • OEM part number: 12384988
  • Quantity in car: 2
  • Usage: K1, 2, 3 (NP1, NP8)

$2.88—3.28

Available in 38 shops

Add to cart

Bolt, transfer case (np8) case components (nvg246)

  • OEM part number: 12384989
  • Quantity in car: 2
  • Transfer case encoder motor
  • Usage: K1, 2, 3 (NP1, NP8)

$2.88—3.23

Available in 38 shops

Add to cart

Seal, transfer case (np8) case components (nvg246)

  • OEM part number: 12384990
  • Quantity in car: 1
  • Usage: K1, 2 (NP8)

$5.48—10.35

Available in 38 shops

Add to cart

Stud, transfer case (np8) case components (nvg246)

  • OEM part number: 12470962
  • Quantity in car: 6
  • Transfer case adapter (m10x1.5x27, m10x1.5x18)
  • Usage: K1, 2 (NP8)

$2.89—3.66

Available in 38 shops

Add to cart

Seal, transfer case (np8) case components (nvg246)

  • OEM part number: 12474947
  • Quantity in car: 1
  • Usage: K1, 2 (NP8)

$49.93—60.01

Available in 38 shops

Add to cart

Case, transfer case (np8) case components (nvg246)

  • OEM part number: 12474949
  • Quantity in car: 1
  • Usage: K1, 2 (NP8)

$311.25—413.87

Available in 38 shops

Add to cart

Bearing, transfer case (np8) case components (nvg246)

  • OEM part number: 12547173
  • Quantity in car: 1
  • Transfer case front output shaft rear (front & rear output shaft rear)
  • Usage: K1, 2 (NP8), K1, 2, 3 (NP1, NP2, NP3, NP8)

$16.39—29.49

Available in 38 shops

Add to cart

Bearing, transfer case (np8) case components (nvg246)

  • OEM part number: 12547464
  • Quantity in car: 1
  • Transfer case shift detent lever (includes seal)
  • Usage: K1, 2 (NP8)

$8.88—10.21

Available in 38 shops

Add to cart

Ring, transfer case (np8) case components (nvg246)

  • OEM part number: 12547465
  • Quantity in car: 1
  • Transfer case input gear bearing retain (3.36mm) (.064mm thick) (inner)
  • Usage: K1, 2 (NP8)

$5.72—6.58

Available in 38 shops

Add to cart

Ring, transfer case (np8) case components (nvg246)

  • OEM part number: 12547465
  • Quantity in car: 1
  • Transfer case front output shaft front bearing retain (3.36mm) (.064mm thick) (inner)
  • Usage: K1, 2 (NP8)

$5.72—6.58

Available in 38 shops

Add to cart

Seal, transfer case (np8) case components (nvg246)

  • OEM part number: 12547466
  • Quantity in car: 1
  • Usage: K1, 2 (NP8)

$32.54—58.61

Available in 38 shops

Add to cart

Seal, transfer case (np8) case components (nvg246)

  • OEM part number: 12547638
  • Quantity in car: 1
  • Transfer case rear output shaft (stamped 22507) (booted)
  • Usage: K1, 2 (NP8)

$48.61—59.57

Available in 38 shops

Add to cart

Pinion, transfer case (np8) case components (nvg246)

  • OEM part number: 14037948
  • Quantity in car: 2
  • Transfer case half location (dowel)
  • Usage: K1, 2 (NP8), K1, 2 (NP8)

$5.75—6.44

Available in 2 shops

Add to cart

Ring, transfer case (np8) case components (nvg246)

  • OEM part number: 14037953
  • Quantity in car: 1
  • Usage: K1, 2 (NP8)

$5.75—10.06

Available in 38 shops

Add to cart

Plug, transfer case (np8) case components (nvg246)

  • OEM part number: 15032997
  • Quantity in car: 1
  • Transfer case oil fill
  • Usage: K1, 2 (NP8)

$5.60—10.11

Available in 38 shops

Add to cart

Plug, transfer case (np8) case components (nvg246)

  • OEM part number: 15032997
  • Quantity in car: 1
  • Transfer case oil drain
  • Usage: K1, 2 (NP8)

$5.60—10.11

Available in 38 shops

Add to cart

Ring, transfer case (np8) case components (nvg246)

  • OEM part number: 15662234
  • Quantity in car: 1
  • Transfer case shift detent lever retain (steel) (c-ring)
  • Usage: K1, 2, 3 (NP1, NP8)

$5.75—10.30

Available in 38 shops

Add to cart

Bushing, transfer case (np8) case components (nvg246)

  • OEM part number: 15665313
  • Quantity in car: 1
  • Usage: K1, 2 (NP8)

$5.17—9.32

Available in 38 shops

Add to cart

Actuator, transfer case (np8) case components (nvg246)

  • OEM part number: 19125571
  • Quantity in car: 1
  • Transfer case two/four wheel drive
  • Usage: K1, 2 (NP8)

$152.79—246.43

Available in 38 shops

Add to cart

Bolt, transfer case (np8) case components (nvg246)

  • OEM part number: 25624810
  • Quantity in car: 3
  • Transfer case two/four wheel drive actuator (m10x1.5x40) (hex flanged head)
  • Usage: K1, 2 (NP8)

$5.57—7.26

Available in 38 shops

Add to cart

Plug, transfer case (np8) case components (nvg246)

  • OEM part number: 88958815
  • Quantity in car: 1
  • Transfer case access hole
  • Usage: K2 (MN8, MT1, NP8), K1, 2 (MN8, MT1, NP8)

$7.36—14.53

Available in 38 shops

Add to cart

Actuator, transfer case (np8) case components (nvg246)

  • OEM part number: 88962314
  • Quantity in car: 1
  • Transfer case four wheel drive (includes motor encoder)
  • Usage: K1, 2 (NP8)

$264.06—328.08

Available in 2 shops

Add to cart

Sensor, transfer case (np8) case components (nvg246)

  • OEM part number: 88962315
  • Quantity in car: 1
  • Transfer case range selector position (stamped 40d3909)
  • Usage: K1, 2 (MN8, MT1, NP8)

$53.44—59.84

Available in 2 shops

Add to cart

Case, transfer case (np8) case components (nvg246)

  • OEM part number: 88996461
  • Quantity in car: 1
  • Usage: K1, 2 (NP8)

$386.44—553.55

Available in 38 shops

Add to cart

Bolt, transfer case (np8) case components (nvg246)

  • OEM part number: 88996722
  • Quantity in car: 17
  • Transfer case (hexagon with flat aluminum washer, m10x1.5x40)
  • Usage: K1, 2 (NP8)

$3.03—6.35

Available in 38 shops

Add to cart

Screw, transfer case (np8) case components (nvg246)

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

$2.71—4.27

Available in 38 shops

Add to cart

Pinion, transfer case (np8) case components (nvg246)

  • OEM part number: 89059638
  • Quantity in car: 2
  • Transfer case four wheel drive clutch lever pivot
  • Usage: K1, 2 (NP8), K1, 2 (NP8)

$13.50—14.89

Available in 2 shops

Add to cart

Retainer, transfer case (np8) case components (nvg246)

  • OEM part number: 89059653
  • Quantity in car: 1
  • Transfer case oil pump strainer (at oil pump) (oil pump wear sleeve)
  • Usage: K1, 2 (NP8)

$5.71—11.68

Available in 38 shops

Add to cart

Ventilation, transfer case (np8) case components (nvg246)

  • OEM part number: 89059654
  • Quantity in car: 1
  • Transfer case (aluminum ventilation)
  • Usage: K1, 2 (NP8)

$5.23—15.35

Available in 38 shops

Add to cart

Bearing, transfer case (np8) case components (nvg246)

  • OEM part number: 89059659
  • Quantity in car: 1
  • Transfer case input shaft
  • Usage: K1, 2 (NP8)

$48.29—58.85

Available in 38 shops

Add to cart

Bearing, transfer case (np8) case components (nvg246)

  • OEM part number: 89059659
  • Quantity in car: 1
  • Transfer case front output shaft front
  • Usage: K1, 2, 3 (NP1, NP2, NP3, NP8)

$48.29—58.85

Available in 38 shops

Add to cart

Housing, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12384942
  • Quantity in car: 1
  • Transfer case four wheel drive clutch
  • Usage: K1, 2 (NP8)

$152.75—183.77

Available in 38 shops

Add to cart

Bearing, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12384993
  • Quantity in car: 1
  • Transfer case four wheel drive clutch pressure plate
  • Usage: K2 (MN8, MT1, NP8), K1, 2 (MN8, MT1, NP8)

$48.02—53.76

Available in 2 shops

Add to cart

Bearing, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12470557
  • Quantity in car: 1
  • Transfer case four wheel drive clutch housing
  • Usage: K1, 2 (NP8)

$33.47—41.23

Available in 38 shops

Add to cart

Shim, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12470944
  • Quantity in car: 1
  • Transfer case four wheel drive clutch (.425mm)
  • Usage: K1, 2 (NP8)

$10.76—12.04

Available in 2 shops

Add to cart

Shim, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12470945
  • Quantity in car: 1
  • Transfer case four wheel drive clutch (.675mm)
  • Usage: K1, 2 (NP8)

$7.10—7.95

Available in 2 shops

Add to cart

Shim, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12470946
  • Quantity in car: 1
  • Transfer case four wheel drive clutch (.925mm)
  • Usage: K1, 2 (NP8)

$7.45—8.34

Available in 2 shops

Add to cart

Shim, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12470947
  • Quantity in car: 1
  • Transfer case four wheel drive clutch (1.175mm)
  • Usage: K1, 2 (NP8)

$7.71—8.64

Available in 2 shops

Add to cart

Shim, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12470948
  • Quantity in car: 1
  • Transfer case four wheel drive clutch (1.425mm)
  • Usage: K1, 2 (NP8)

$6.17—6.91

Available in 2 shops

Add to cart

Shim, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12470949
  • Quantity in car: 1
  • Transfer case four wheel drive clutch (1.675mm)
  • Usage: K1, 2 (NP8)

$11.51—12.89

Available in 2 shops

Add to cart

Plug, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12470957
  • Quantity in car: 1
  • Transfer case input shaft bore (oil restrictor)
  • Usage: K1, 2 (NP8)

$2.72—3.00

Available in 2 shops

Add to cart

Ring, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12547606
  • Quantity in car: 1
  • Transfer case two/four wheel drive clutch retain (1.5")
  • Usage: K1, 2 (NP8)

$2.12—2.44

Available in 38 shops

Add to cart

Plate, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12547608
  • Quantity in car: 9
  • Transfer case four wheel drive clutch pressure (steel)
  • Usage: K2 (MN8, MT1, NP8), K1, 2 (MN8, MT1, NP8)

$5.27—9.48

Available in 38 shops

Add to cart

Shim, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12547610
  • Quantity in car: 1
  • Transfer case four wheel drive clutch (0.30mm)
  • Usage: K1, 2 (NP8)

$10.18—18.32

Available in 38 shops

Add to cart

Shim, transfer case (np8) clutch components (nvg246)

  • OEM part number: 12547611
  • Quantity in car: 1
  • Transfer case four wheel drive clutch (0.55mm)
  • Usage: K1, 2 (NP8)

$11.29—20.30

Available in 38 shops

Add to cart

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