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Replacement and OEM Parts for GMC K1500 Idler Pulley
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GMC K1500 Idler Pulley

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  • OEM (Genuine) GMC K1500 Serpentine Idler Pulley

    PartNumber: 12580773
    OEM GMC K1500 Serpentine Idler Pulley - 12580773
    Product Specifications
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Dimensions: 7.1 x 4.1 x 4.1 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12557819
    • Part Description: GMC K1500 Serpentine Idler Pulley
    More Info
    $34.92 MSRP: $65.90
    You Save: $30.98 (48%)
  • Dorman OE Solutions Vacuum Pump Pulley for GMC K1500 - 300-702

    Dorman® OE Solutions Vacuum Pump Pulley for GMC K1500

    PartNumber: 300-702
    Product Specifications
    • Belt Type: Serpentine
    • Color: Black
    • Installation Hardware Included: No
    • Installation Instructions Included: No
    • Item Grade: Standard Replacement
    • Material: Steel
    • Mounting Hole Quantity: 1
    • OE Part Number: 15589757
    • Outside Diameter: 4.91
    • Package Contents: 1 Vacuum Pump Pulley
    • Pulley Type/Grooves: Smooth
    • UPC: 019495240006
    • Width: 0.98
    • Part Description: GMC K1500 OE Solutions Vacuum Pump Pulley
    More Info
    $69.41
  • Gates Drivealign Drive Belt Idler Pulley for GMC K1500 - 36177

    Gates® Drivealign Drive Belt Idler Pulley for GMC K1500

    PartNumber: 36177
    Product Specifications
    • Bearing Bore Inside Diameter 1: 12 mm
    • Contact Surface: V-Ribbed Grooved
    • Material: Steel
    • Number of Grooves: 6
    • Number Of Pulleys: 1
    • Outside Diameter: 85 mm
    • Pulley 1 Flanged: Yes
    • UPC: 072053392852
    • Width: 29 mm
    • Part Description: GMC K1500 Drivealign Drive Belt Idler Pulley
    More Info
    $38.67
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC K1500 - 89170

    Dayco® No Slack Light Duty Idler Tensioner Pulley for GMC K1500

    PartNumber: 89170
    Product Specifications
    • Bearing Inner Diameter 1: 12
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: N
    • Groove Quantity: 6
    • Material: Steel
    • Max Belt Width: 06 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 90
    • Pulley Width: 30
    • UPC: 036687655264
    • Part Description: GMC K1500 No Slack Light Duty Idler Tensioner Pulley
    More Info
    $33.22
  • Four Seasons Drive Belt Idler Pulley for GMC K1500 - 45982

    Four Seasons® Drive Belt Idler Pulley for GMC K1500

    PartNumber: 45982
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 0.625
    • Belt Width MM: 15.875
    • Bore Dia. IN: .67
    • Color: Black
    • Description: Idler / Tensioner Pulley
    • Groove Quantity: 4
    • I.D. MM: 17
    • Inside Diameter: 0.6875
    • Material: Plastic
    • Meets / Exceeds OEM?: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware?: Not Included
    • O.D. MM: 95.250
    • Outside Diameter: 3.750
    • Pulley Type: Idler Pulley
    • Pulley Width IN: .69
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459823
    • Width: 22.2
    • Part Description: GMC K1500 Drive Belt Idler Pulley
    More Info
    $23.06
  • Gates Drivealign Drive Belt Idler Pulley for GMC K1500 - 38015

    Gates® Drivealign Drive Belt Idler Pulley for GMC K1500

    PartNumber: 38015
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: Smooth/Backside
    • Material: Thermoplastic
    • Number of Grooves: 0
    • Number Of Pulleys: 1
    • Outside Diameter: 76 mm
    • Pulley 1 Flanged: No
    • UPC: 072053472349
    • Width: 26 mm
    • Part Description: GMC K1500 Drivealign Drive Belt Idler Pulley
    More Info
    $25.01
  • Dayco No Slack Light Duty New Style Idler Tensioner Pulley for GMC K1500 - 89006

    Dayco® No Slack Light Duty New Style Idler Tensioner Pulley for GMC K1500

    PartNumber: 89006
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 06 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 90
    • Pulley Width: 30
    • UPC: 038244156948
    • Part Description: GMC K1500 No Slack Light Duty New Style Idler Tensioner Pulley
    More Info
    $18.94
  • Four Seasons Idler Tensioner Pulley for GMC K1500 - 45935

    Four Seasons® Idler Tensioner Pulley for GMC K1500

    PartNumber: 45935
    Product Specifications
    • Belt Type: Back Idler
    • Belt Width IN: 1.000
    • Belt Width MM: 28.575
    • Bore Dia. IN: .472
    • Color: Black
    • Description: Idler / Tensioner Pulley
    • Groove Quantity: 6
    • I.D. MM: 32.0
    • Inside Diameter: 1.18
    • Material: Steel
    • Meets / Exceeds OEM?: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware?: Not Included
    • O.D. MM: 90.488
    • Outside Diameter: 3.500
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.130
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361030800
    • Width: 30
    • Part Description: GMC K1500 Idler Tensioner Pulley
    More Info
    $19.69
  • Gates Drivealign Drive Belt Idler Pulley for GMC K1500 - 38001

    Gates® Drivealign Drive Belt Idler Pulley for GMC K1500

    PartNumber: 38001
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number of Grooves: 0
    • Number Of Pulleys: 1
    • Outside Diameter: 90 mm
    • Pulley 1 Flanged: No
    • UPC: 072053415254
    • Width: 30 mm
    • Part Description: GMC K1500 Drivealign Drive Belt Idler Pulley
    More Info
    $18.88
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC K1500 - 89007

    Dayco® No Slack Light Duty Idler Tensioner Pulley for GMC K1500

    PartNumber: 89007
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 06 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 76
    • Pulley Width: 31
    • UPC: 038244156955
    • Part Description: GMC K1500 No Slack Light Duty Idler Tensioner Pulley
    More Info
    $15.95
  • OEM (Genuine) GMC K1500 Serpentine Idler Pulley

    PartNumber: 10129560
    OEM GMC K1500 Serpentine Idler Pulley - 10129560
    Product Specifications
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Dimensions: 3.0 x 3.1 x 3.1 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC K1500 Serpentine Idler Pulley
    More Info
    $43.10 MSRP: $81.34
    You Save: $38.24 (48%)
  • Four Seasons Drive Belt Idler Pulley for GMC K1500 - 45010

    Four Seasons® Drive Belt Idler Pulley for GMC K1500

    PartNumber: 45010
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 0.875
    • Belt Width MM: 22.225
    • Bore Dia. IN: .69
    • Color: Black
    • Description: Idler / Tensioner Pulley
    • Groove Quantity: 6
    • I.D. MM: 17.463
    • Inside Diameter: 0.6875
    • Material: Plastic
    • Meets / Exceeds OEM?: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware?: Not Included
    • O.D. MM: 109.538
    • Outside Diameter: 4.3125
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361450103
    • Width: 25.4
    • Part Description: GMC K1500 Drive Belt Idler Pulley
    More Info
    $16.50
  • Gates Drivealign Drive Belt Idler Pulley for GMC K1500 - 38006

    Gates® Drivealign Drive Belt Idler Pulley for GMC K1500

    PartNumber: 38006
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number of Grooves: 0
    • Number Of Pulleys: 1
    • Outside Diameter: 2.99"
    • Pulley 1 Flanged: No
    • UPC: 072053415308
    • Width: 30.5 mm
    • Part Description: GMC K1500 Drivealign Drive Belt Idler Pulley
    More Info
    $19.12
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC K1500 - 89015

    Dayco® No Slack Light Duty Idler Tensioner Pulley for GMC K1500

    PartNumber: 89015
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: N
    • Groove Quantity: 6
    • Material: Polymer
    • Max Belt Width: 06 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 70
    • Pulley Width: 28.3
    • UPC: 036687135353
    • Part Description: GMC K1500 No Slack Light Duty Idler Tensioner Pulley
    More Info
    $14.88
  • OEM (Genuine) GMC K1500 Idler Pulley

    PartNumber: 12552361
    OEM GMC K1500 Idler Pulley - 12552361
    Product Specifications
    • Other Names: Idler Pulley
    • Item Dimensions: 4.4 x 4.4 x 1.6 inches
    • Item Weight: 1.10 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC K1500 Idler Pulley
    More Info
    $111.39 MSRP: $202.54
    You Save: $91.15 (46%)
  • Four Seasons Drive Belt Idler Pulley for GMC K1500 - 45990

    Four Seasons® Drive Belt Idler Pulley for GMC K1500

    PartNumber: 45990
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.000
    • Belt Width MM: 25.400
    • Bore Dia. IN: .47
    • Color: Black
    • Description: Idler / Tensioner Pulley
    • Groove Quantity: Smooth
    • I.D. MM: 12.0
    • Inside Diameter: 0.46875
    • Material: Steel
    • Meets / Exceeds OEM?: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware?: Not Included
    • O.D. MM: 88.900
    • Outside Diameter: 3.500
    • Pulley Type: Back Idler
    • Pulley Width IN: 1
    • Pulley Width MM: 25.4
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459908
    • Width: 25.4
    • Part Description: GMC K1500 Drive Belt Idler Pulley
    More Info
    $16.18
  • Gates Drivealign Drive Belt Idler Pulley for GMC K1500 - 38024

    Gates® Drivealign Drive Belt Idler Pulley for GMC K1500

    PartNumber: 38024
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed
    • Material: Thermoplastic
    • Number of Grooves: 6
    • Number Of Pulleys: 1
    • Outside Diameter: 109 mm
    • Pulley 1 Flanged: Yes
    • UPC: 072053542004
    • Width: 26.3 mm
    • Part Description: GMC K1500 Drivealign Drive Belt Idler Pulley
    More Info
    $16.43
  • Four Seasons Drive Belt Idler Pulley for GMC K1500 - 45975

    Four Seasons® Drive Belt Idler Pulley for GMC K1500

    PartNumber: 45975
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.000
    • Belt Width MM: 25.400
    • Bore Dia. IN: .69
    • Color: Black
    • Description: Idler / Tensioner Pulley
    • Groove Quantity: Smooth
    • I.D. MM: 17
    • Inside Diameter: 0.6875
    • Material: Steel
    • Meets / Exceeds OEM?: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware?: Not Included
    • O.D. MM: 88.900
    • Outside Diameter: 3.500
    • Pulley Type: Back Idler
    • Pulley Width IN: 1
    • Pulley Width MM: 25.4
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459755
    • Width: 25.4
    • Part Description: GMC K1500 Drive Belt Idler Pulley
    More Info
    $13.76
  • Gates Drivealign Drive Belt Idler Pulley for GMC K1500 - 38020

    Gates® Drivealign Drive Belt Idler Pulley for GMC K1500

    PartNumber: 38020
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number of Grooves: 0
    • Number Of Pulleys: 1
    • Outside Diameter: 3.54"
    • Pulley 1 Flanged: No
    • UPC: 072053525748
    • Width: 30.5 mm
    • Part Description: GMC K1500 Drivealign Drive Belt Idler Pulley
    More Info
    $16.41
  • OEM (Genuine) GMC K1500 Serpentine Idler Pulley

    PartNumber: 12634218
    OEM GMC K1500 Serpentine Idler Pulley - 12634218
    Product Specifications
    • Other Names: Idler Pulley, Pulley, Serpentine Idler Pulley
    • Item Dimensions: 4.3 x 4.3 x 2.1 inches
    • Item Weight: 0.90 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 14102597
    • Part Description: GMC K1500 Serpentine Idler Pulley
    More Info
    $63.01 MSRP: $118.90
    You Save: $55.89 (48%)
  • Four Seasons Back Drive Belt Idler Pulley for GMC K1500 - 45979

    Four Seasons® Back Drive Belt Idler Pulley for GMC K1500

    PartNumber: 45979
    Product Specifications
    • Belt Type: Back Idler
    • Belt Width IN: 1.000
    • Belt Width MM: 25.400
    • Bore Dia. IN: .67
    • Color: Black
    • Description: Idler / Tensioner Pulley
    • Groove Quantity: Smooth
    • I.D. MM: 17
    • Inside Diameter: 0.6875
    • Material: Steel
    • Meets / Exceeds OEM?: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware?: Not Included
    • O.D. MM: 76.200
    • Outside Diameter: 3.000
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.18
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459793
    • Width: 30
    • Part Description: GMC K1500 Back Drive Belt Idler Pulley
    More Info
    $13.63
  • Gates Drivealign Grooved Drive Belt Idler Pulley for GMC K1500 - 38008

    Gates® Drivealign Grooved Drive Belt Idler Pulley for GMC K1500

    PartNumber: 38008
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed Grooved
    • Material: Thermoplastic
    • Number of Grooves: 6
    • Number Of Pulleys: 1
    • Outside Diameter: 2.76"
    • Pulley 1 Flanged: Yes
    • UPC: 072053284232
    • Width: 25 mm
    • Part Description: GMC K1500 Drivealign Grooved Drive Belt Idler Pulley
    More Info
    $16.18
  • OEM (Genuine) GMC K1500 Serpentine Idler Pulley

    PartNumber: 12580772
    OEM GMC K1500 Serpentine Idler Pulley - 12580772
    Product Specifications
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Dimensions: 3.5 x 3.1 x 3.1 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 10239930
    • Part Description: GMC K1500 Serpentine Idler Pulley
    More Info
    $38.12 MSRP: $71.94
    You Save: $33.82 (48%)
  • Four Seasons Drive Belt Idler Pulley for GMC K1500 - 45970

    Four Seasons® Drive Belt Idler Pulley for GMC K1500

    PartNumber: 45970
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.000
    • Belt Width MM: 25.400
    • Bore Dia. IN: .67
    • Color: Black
    • Description: Idler / Tensioner Pulley
    • Groove Quantity: Smooth
    • I.D. MM: 17
    • Inside Diameter: 0.671875
    • Material: Plastic
    • Meets / Exceeds OEM?: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware?: Not Included
    • O.D. MM: 95.250
    • Outside Diameter: 3.750
    • Pulley Type: Back Idler
    • Pulley Width IN: 1
    • Pulley Width MM: 25.4
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459700
    • Width: 25.4
    • Part Description: GMC K1500 Drive Belt Idler Pulley
    More Info
    $13.41
  • Gates Drivealign Drive Belt Idler Pulley for GMC K1500 - 38017

    Gates® Drivealign Drive Belt Idler Pulley for GMC K1500

    PartNumber: 38017
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed
    • Material: Thermoplastic
    • Number of Grooves: 4
    • Number Of Pulleys: 1
    • Outside Diameter: 90 mm
    • Pulley 1 Flanged: Yes
    • UPC: 072053472387
    • Width: 22 mm
    • Part Description: GMC K1500 Drivealign Drive Belt Idler Pulley
    More Info
    $14.65
  • Four Seasons Drive Belt Idler Pulley for GMC K1500 - 45996

    Four Seasons® Drive Belt Idler Pulley for GMC K1500

    PartNumber: 45996
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 0.875
    • Belt Width MM: 22.225
    • Bore Dia. IN: .67
    • Color: Black
    • Description: Idler / Tensioner Pulley
    • Groove Quantity: 6
    • I.D. MM: 17
    • Inside Diameter: 0.671875
    • Material: Plastic
    • Meets / Exceeds OEM?: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware?: Not Included
    • O.D. MM: 69.850
    • Outside Diameter: 2.750
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.11
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459960
    • Width: 28.6
    • Part Description: GMC K1500 Drive Belt Idler Pulley
    More Info
    $13.54
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC K1500 - 89014

    Dayco® No Slack Light Duty Idler Tensioner Pulley for GMC K1500

    PartNumber: 89014
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: N
    • Groove Quantity: 6
    • Material: Polymer
    • Max Belt Width: 06 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 109
    • Pulley Width: 27.7
    • UPC: 036687135377
    • Part Description: GMC K1500 No Slack Light Duty Idler Tensioner Pulley
    More Info
    $16.45
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC K1500 - 89027

    Dayco® No Slack Light Duty Idler Tensioner Pulley for GMC K1500

    PartNumber: 89027
    Product Specifications
    • Bearing Inner Diameter 1: 12
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 06 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 90
    • Pulley Width: 30
    • UPC: 036687192554
    • Part Description: GMC K1500 No Slack Light Duty Idler Tensioner Pulley
    More Info
    $15.90
  • OEM (Genuine) GMC K1500 Pulley With Bearing

    PartNumber: 6580037
    OEM GMC K1500 Pulley With Bearing - 6580037
    Product Specifications
    • Item Dimensions: 6.5 x 5.9 x 2.4 inches
    • Item Weight: 3.30 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC K1500 Pulley With Bearing
    More Info
  • OEM (Genuine) GMC K1500 Idler Pulley

    PartNumber: 10118713
    OEM GMC K1500 Idler Pulley - 10118713
    Product Specifications
    • Other Names: Idler Pulley
    • Item Dimensions: 7.2 x 5.1 x 4.6 inches
    • Item Weight: 1.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC K1500 Idler Pulley
    More Info
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About GMC K1500 Idler Pulley

GMC K1500 was produced by General Motors from 1988 to 2002. The GMC K1500 is quite impressive in the history of American compact trucks. The brand appeals to drivers with high-quality parts and vehicles. There can be one or more idler pulleys along the timing chain and each can come in different sizes. The main function of the GMC K1500's idler pulley is to provide tension and conduct the engine drive belt.
GMC K1500 offers great parts to customers. But there will be several problems after the idler pulley has been used for years. GMC K1500's idler pulley provides tension and helps guide the belt to the proper routing. An idler pulley should be replaced every 50,000 to 100,000 miles. From the body parts to the performance parts, a long catalog of advanced products is given here. We offer fast delivery and online services for customers.