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  1. Home
  2. GMC Trucks
  3. 2007
  4. Sierra Classic 3500 Extended Cab 4WD
  5. Transmission Manual M/T

2007 GMC Trucks Sierra Classic 3500 Extended Cab 4WD transmission manual m/t parts catalog

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Transmission, 5-speed manual transmission (mw3) assembly

  • OEM part number: 12572799
  • Quantity in car: 1
  • Manual (code dfy)
  • Usage: C2, 3 (LQ4, MW3, HVY), C2, 3 (LQ4, MW3)

$2.00—2448.37

Available in 38 shops

Add to cart

Transmission, 5-speed manual transmission (mw3) assembly

  • OEM part number: 12572800
  • Quantity in car: 1
  • Manual (code dfz)
  • Usage: K2, 3 (LQ4, MW3, HVY), K2, 3 (LQ4, MW3)

$2.00—2309.09

Available in 38 shops

Add to cart

Transmission, 5-speed manual transmission (mw3) assembly

  • OEM part number: 15769082
  • Quantity in car: 1
  • Manual (code gbdr)
  • Usage: C2, 3 (LQ4, MW3, HVY)

$2.00

Available in 1 shop

Add to cart

Transmission, 5-speed manual transmission (mw3) assembly

  • OEM part number: 15769083
  • Quantity in car: 1
  • Manual (code gbks)
  • Usage: K2, 3 (LQ4, MW3, HVY)

$2.00—2413.94

Available in 2 shops

Add to cart

Pinion, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 00273937
  • Quantity in car: 2
  • Spring, 1/8x1 1/4, steel, zinc coated

$?

Add to cart

Pinion, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 02462229
  • Quantity in car: 1
  • Shift rod interlock
  • Usage: CK2, 3 (MW3)

$?

Add to cart

Gasket, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 03929530
  • Quantity in car: 1
  • Back up lamp switch
  • Usage: CK2, 3 (MW3)

$?

Add to cart

Plug, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 09421743
  • Quantity in car: 1

$?

Add to cart

Bolt, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 11515755
  • Quantity in car: 1
  • Hexagon, m8x1.25x16, 15 thread, 18 outside diameter, 10.9, 7114m (vehicle speed sensor hole plug) (together with 12345493 replcs 25534835)

$2.86—4.27

Available in 38 shops

Add to cart

Sensor, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12376520
  • Quantity in car: 1
  • Vehicle speed (screw in with o-ring) (2-way male)
  • Usage: C1, 2, 3 (LU3, LQ4, LR4, MG5, MW3), C1, 2, 3 (LU3, LQ4, LR4, MG5, MW3), C1, 2, 3 (LU3, LQ4, LR4, MG5, MW3), C1, 2, 3 (LQ4, LR4, MG5, MW3), C1, 2, 3 (LQ4, LR4, MG5, MW3), C1, 2, 3 (LQ4, LR4, MG5, MW3)

$32.79—35.28

Available in 2 shops

Add to cart

Nut, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12377811
  • Quantity in car: 1
  • Main shaft (overdrive gear retain) (1.5-18 x 57.02) (use with 12345493 loctite 272)
  • Usage: K2, 3 (MW3)

$16.39—29.49

Available in 38 shops

Add to cart

Washer, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12382783
  • Quantity in car: 1
  • Propeller shaft trans yoke (1.03x1.75x1.5)
  • Usage: C2, 3 (LQ4, MW3), C2, 3 (LQ4, MW3, HVY), C2, 3 (LQ4, MW3)

$2.72—2.86

Available in 2 shops

Add to cart

Insert, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12382830
  • Quantity in car: 1
  • Usage: CK2, 3 (MW3)

$5.64—6.39

Available in 38 shops

Add to cart

Spacer, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12382836
  • Quantity in car: 1
  • Usage: K2, 3 (MW3)

$32.86—36.79

Available in 2 shops

Add to cart

Sensor, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12382860
  • Quantity in car: 1
  • Vehicle speed (bolt on with o-ring)
  • Usage: C2, 3 (MW3)

$43.57—51.32

Available in 38 shops

Add to cart

Insert, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12382866
  • Quantity in car: 2
  • Fifth & reverse reversible revision revised revolution(s) shift fork (outer)
  • Usage: CK2, 3 (MW3)

$5.64—6.31

Available in 2 shops

Add to cart

Extension, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12473262
  • Quantity in car: 1
  • Trans (rear oil)
  • Usage: C2, 3 (MW3)

$186.08—208.35

Available in 2 shops

Add to cart

Yoke, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12473266
  • Quantity in car: 1
  • Usage: C2, 3 (LQ4, MW3, HVY), C2, 3 (LQ4, MW3)

$2.86

Available in 1 shop

Add to cart

Seal, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12478060
  • Quantity in car: 1
  • Main shaft rear
  • Usage: C2, 3 (MW3)

$8.01—9.63

Available in 38 shops

Add to cart

Cover, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12478062
  • Quantity in car: 1
  • Usage: CK2, 3 (MW3, HVY), CK2, 3 (MW3)

$538.47—620.05

Available in 38 shops

Add to cart

Lever, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12478063
  • Quantity in car: 1
  • Usage: CK2, 3 (MW3, HVY)

$142.19—159.22

Available in 2 shops

Add to cart

Lever, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12478063
  • Quantity in car: 1
  • Shift
  • Usage: CK2, 3 (MW3)

$142.19—159.22

Available in 2 shops

Add to cart

Bolt, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12542559
  • Quantity in car: 7
  • Trans cover (5/16-18x1) (hexagon with conical washer) (to case)
  • Usage: CK2, 3 (MW3)

$1.83—2.10

Available in 38 shops

Add to cart

Pinion, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12542972
  • Quantity in car: 7
  • Shift fork lock (has 2 chamfered ends)
  • Usage: CK2, 3 (MW3)

$2.72—3.00

Available in 2 shops

Add to cart

Nut, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12544824
  • Quantity in car: 1
  • Main shaft (1-20x1.50x.50)
  • Usage: C2, 3 (MW3)

$8.71—15.67

Available in 38 shops

Add to cart

Extension, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12546147
  • Quantity in car: 1
  • Trans (rear oil)
  • Usage: K2, 3 (MW3)

$253.11—435.90

Available in 38 shops

Add to cart

Bearing, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12547173
  • Quantity in car: 1
  • Rear output main shaft rear (front & rear output shaft rear)
  • Usage: C2, 3 (MW3)

$16.39—29.49

Available in 38 shops

Add to cart

Yoke, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12548124
  • Quantity in car: 1
  • Propeller shaft trans (no dampener required with this yoke)
  • Usage: C2, 3 (MW3, HVY)

$106.99—118.02

Available in 2 shops

Add to cart

Spacer, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12548351
  • Quantity in car: 1
  • Shift tower (with load reaction plate)
  • Usage: CK2, 3 (MW3)

$18.55—36.54

Available in 38 shops

Add to cart

Bushing, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 12548355
  • Quantity in car: 4
  • Transmission shift tower mount
  • Usage: CK2, 3 (MW3)

$2.27—2.52

Available in 38 shops

Add to cart

Switch, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 14014559
  • Quantity in car: 1
  • Back up lamp (9/16-18 thread)
  • Usage: CK2, 3 (MW3)

$14.07—15.67

Available in 38 shops

Add to cart

Bolt, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 14096659
  • Quantity in car: 4
  • Shift control housing (hex flanged head, 1/4-20x1.38)
  • Usage: CK2, 3 (MW3), CK2, 3 (MW3)

$3.80—8.39

Available in 38 shops

Add to cart

Luggage, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 15635200
  • Quantity in car: 1
  • Trans overdrive
  • Usage: CK2, 3 (MW3)

$31.05—34.77

Available in 2 shops

Add to cart

Ring, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 15635283
  • Quantity in car: 1
  • Main shaft rear bearing retain
  • Usage: C2, 3 (MW3)

$2.44—5.80

Available in 38 shops

Add to cart

Pinion, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 15635284
  • Quantity in car: 2
  • Trans case location (spring pinion 0.555 diameter 0.729 length steel chamfered end)
  • Usage: CK2, 3 (MW3)

$2.72—3.00

Available in 2 shops

Add to cart

Bolt, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 15635285
  • Quantity in car: 8
  • Trans (m10x1.5x333.2, 27.5)
  • Usage: CK2, 3 (MW3)

$2.12—2.49

Available in 38 shops

Add to cart

Washer, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 15635289
  • Quantity in car: 1
  • Trans main shaft (1.0x1.52x.162mm) (rubber) (output)
  • Usage: C2, 3 (MW3)

$3.85—4.91

Available in 38 shops

Add to cart

Pinion, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 15635315
  • Quantity in car: 2
  • Trans cover location (diameter 468", long 485")
  • Usage: CK2, 3 (MW3)

$5.24—6.31

Available in 38 shops

Add to cart

Washer, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 15635326
  • Quantity in car: 1
  • Propeller shaft trans yoke (1.52x2.2x.17") (special conical)
  • Usage: K2, 3 (LQ4, MW3), K2, 3 (LQ4, MW3, HVY), K2, 3 (LQ4, MW3)

$3.67—4.05

Available in 2 shops

Add to cart

Stud, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 15635393
  • Quantity in car: 1
  • Shift control housing
  • Usage: CK2, 3 (MW3)

$2.50—2.82

Available in 2 shops

Add to cart

Plug, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 15637304
  • Quantity in car: 1
  • Transmission oil filler (3/4-14x.92, .69 thread)
  • Usage: CK2, 3 (MW3)

$5.64—6.31

Available in 2 shops

Add to cart

Switch, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 19152824
  • Quantity in car: 1
  • Parking/neutral position & back up lamp
  • Usage: CK2, 3 (MW3), CK2, 3 (MW3)

$38.21—75.63

Available in 38 shops

Add to cart

Pipe, 5-speed manual transmission (mw3) case and cover section

  • OEM part number: 89059625
  • Quantity in car: 1
  • Transfer case ventilation
  • Usage: CK2, 3 (MW3)

$5.69—7.12

Available in 38 shops

Add to cart

Pinion, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 02462226
  • Quantity in car: 2
  • Fifth shift fork (has one chamfered end)
  • Usage: CK2, 3 (MW3)

$?

Add to cart

Bearing, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 09418223
  • Quantity in car: 1
  • Usage: CK2, 3 (MW3)

$?

Add to cart

Bolt, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 09424877
  • Quantity in car: 4
  • Hexagon .312-18x.750 300m piece (trans)

$?

Add to cart

Pinion, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 09431704
  • Quantity in car: 2
  • Spring, 1/8x17/64, steel, plain

$?

Add to cart

Pinion, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 09431704
  • Quantity in car: 1
  • Spring, 1/8x17/64, steel, plain (counter gear key)

$?

Add to cart

Bolt, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 11561048
  • Quantity in car: 6
  • Hexagon with flat washer-3/8-16x.625, .82 outside diameter, gm275 steel, gmw3200 finish (power take-off cover)

$2.38—2.93

Available in 38 shops

Add to cart

Bearing, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12350936
  • Quantity in car: 1
  • Usage: CK2, 3 (MW3)

$36.00—40.32

Available in 2 shops

Add to cart

Bearing, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12350936
  • Quantity in car: 1
  • Counter gear rear
  • Usage: CK2, 3 (MW3)

$36.00—40.32

Available in 2 shops

Add to cart

Bearing, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12350939
  • Quantity in car: 1
  • Usage: CK2, 3 (MW3)

$33.47—37.47

Available in 2 shops

Add to cart

Bearing, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12351648
  • Quantity in car: 1
  • Main drive gear (1.82 diameter .976 thick)
  • Usage: CK2, 3 (MW3)

$33.47—55.83

Available in 38 shops

Add to cart

Ring, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382766
  • Quantity in car: 1
  • Fifth gear synchronizer retain (1.33"id x .1" thick) (countershaft)
  • Usage: CK2, 3 (MW3)

$2.76—3.04

Available in 2 shops

Add to cart

Wheel, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382782
  • Quantity in car: 1
  • Vehicle speed sensor reluctor
  • Usage: C2, 3 (LQ4, MW3)

$101.44—117.97

Available in 38 shops

Add to cart

Gear, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382792
  • Quantity in car: 1
  • Third (29 teeth)
  • Usage: CK2, 3 (MW3)

$195.49—218.89

Available in 2 shops

Add to cart

Washer, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382812
  • Quantity in car: 2
  • Reverse reversible revision revised revolution(s) idler gear
  • Usage: CK2, 3 (MW3)

$3.73—8.19

Available in 38 shops

Add to cart

Bearing, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382813
  • Quantity in car: 1
  • Fifth gear
  • Usage: CK2, 3 (MW3)

$32.86—36.79

Available in 38 shops

Add to cart

Spacer, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382814
  • Quantity in car: 1
  • Main shaft gear bearing
  • Usage: CK2, 3 (MW3)

$2.81—3.09

Available in 2 shops

Add to cart

Spacer, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382815
  • Quantity in car: 1
  • Main shaft gear
  • Usage: CK2, 3 (MW3)

$5.63—6.21

Available in 2 shops

Add to cart

Shaft, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382833
  • Quantity in car: 1
  • Usage: CK2, 3 (MW3)

$31.77—35.75

Available in 2 shops

Add to cart

Shaft, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382834
  • Quantity in car: 1
  • Counter gear
  • Usage: CK2, 3 (MW3)

$467.34—523.27

Available in 2 shops

Add to cart

Gear, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382839
  • Quantity in car: 1
  • Reverse reversible revision revised revolution(s) idler (15 teeth)
  • Usage: CK2, 3 (MW3)

$144.60—161.90

Available in 2 shops

Add to cart

Ring, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382857
  • Quantity in car: 2
  • Fifth gear blocking
  • Usage: CK2, 3 (MW3)

$32.86—40.57

Available in 38 shops

Add to cart

Synchronizer, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382875
  • Quantity in car: 1
  • Usage: CK2, 3 (MW3)

$437.20—489.51

Available in 2 shops

Add to cart

Shaft, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382877
  • Quantity in car: 1
  • Input (main drive gear) (22/39 teeth)
  • Usage: CK2, 3 (MW3)

$239.34—267.98

Available in 2 shops

Add to cart

Shaft, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382891
  • Quantity in car: 1
  • Main
  • Usage: K2, 3 (MW3)

$437.20—489.51

Available in 2 shops

Add to cart

Shaft, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382892
  • Quantity in car: 1
  • Main
  • Usage: C2, 3 (MW3)

$394.17—441.35

Available in 2 shops

Add to cart

Bearing, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382904
  • Quantity in car: 1
  • Reverse reversible revision revised revolution(s) idler gear
  • Usage: CK2, 3 (LQ4, MW3)

$15.20—17.02

Available in 2 shops

Add to cart

Bearing, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12382905
  • Quantity in car: 1
  • Reverse reversible revision revised revolution(s) gear
  • Usage: CK2, 3 (MW3)

$33.47—37.47

Available in 2 shops

Add to cart

Seal, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12386077
  • Quantity in car: 1
  • Trans drive gear bearing cap oil
  • Usage: CK2, 3 (MW3)

$5.64—6.49

Available in 38 shops

Add to cart

Gear, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12386535
  • Quantity in car: 1
  • Trans drive gear clutch
  • Usage: CK2, 3 (MW3)

$105.75—123.76

Available in 38 shops

Add to cart

Hub, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12473258
  • Quantity in car: 1
  • First & reverse reversible revision revised revolution(s) gear clutch (mainshaft)
  • Usage: CK2, 3 (MW3)

$148.16—166.73

Available in 38 shops

Add to cart

Retainer, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12475007
  • Quantity in car: 1
  • Main shaft rear bearing
  • Usage: CK2, 3 (MW3)

$8.71—9.75

Available in 2 shops

Add to cart

Case, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12478061
  • Quantity in car: 1
  • Trans
  • Usage: CK2, 3 (MW3, HVY), CK2, 3 (MW3)

$404.67—455.36

Available in 2 shops

Add to cart

Bolt, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12542559
  • Quantity in car: 8
  • Bearing retain plate (5/16-18x1) (hexagon with conical washer) (to case)
  • Usage: CK2, 3 (MW3)

$1.83—2.10

Available in 38 shops

Add to cart

Synchronizer, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12542865
  • Quantity in car: 1
  • Usage: CK2, 3 (MW3)

$132.69—148.59

Available in 2 shops

Add to cart

Magnet, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12547191
  • Quantity in car: 1
  • Trans chip collector (1.35" square)
  • Usage: CK2, 3 (MW3)

$5.03—5.63

Available in 2 shops

Add to cart

Gear, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12547204
  • Quantity in car: 1
  • Trans clutch
  • Usage: CK2, 3 (MW3)

$84.64—218.89

Available in 38 shops

Add to cart

Cover, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12547312
  • Quantity in car: 2
  • Power take-off
  • Usage: CK2, 3 (LQ4, MW3), CK2, 3 (LQ4, ML6)

$15.37—17.21

Available in 38 shops

Add to cart

Fork, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12547836
  • Quantity in car: 1
  • Fifth shift
  • Usage: CK2, 3 (MW3)

$50.97—60.13

Available in 38 shops

Add to cart

Synchronizer, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12548337
  • Quantity in car: 1
  • Usage: CK2, 3 (MW3)

$372.06—416.59

Available in 2 shops

Add to cart

Gear, 5-speed manual transmission (mw3) main gear section

  • OEM part number: 12548339
  • Quantity in car: 1
  • Trans main shaft overdrive (22 teeth)
  • Usage: CK2, 3 (MW3)

$407.04—458.43

Available in 38 shops

Add to cart

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