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

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  • OEM (Genuine) GMC Sonoma Serpentine Idler Pulley

    PartNumber: 12580773
    OEM GMC Sonoma 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 Sonoma Serpentine Idler Pulley
    More Info
    $34.92 MSRP: $65.90
    You Save: $30.98 (48%)
  • Gates Drivealign Drive Belt Idler Pulley for GMC Sonoma - 38034

    Gates® Drivealign Drive Belt Idler Pulley for GMC Sonoma

    PartNumber: 38034
    Product Specifications
    • Bearing Bore Inside Diameter 1: 12 mm
    • Contact Surface: V-Ribbed Grooved
    • Material: Thermoplastic
    • Number of Grooves: 6
    • Number Of Pulleys: 1
    • Outside Diameter: 127 mm
    • Pulley 1 Flanged: Yes
    • UPC: 072053696769
    • Width: 29 mm
    • Part Description: GMC Sonoma Drivealign Drive Belt Idler Pulley
    More Info
    $25.21
  • Dayco No Slack Light Duty New Style Idler Tensioner Pulley for GMC Sonoma - 89006

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

    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 Sonoma No Slack Light Duty New Style Idler Tensioner Pulley
    More Info
    $19.32
  • Four Seasons Drive Belt Idler Pulley for GMC Sonoma - 45991

    Four Seasons® Drive Belt Idler Pulley for GMC Sonoma

    PartNumber: 45991
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.000
    • Belt Width MM: 25.400
    • Bore Dia. IN: .47
    • Color: Black
    • Groove Quantity: 6
    • I.D. MM: 12.0
    • Inside Diameter: 0.46875
    • Material: Plastic
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Not Included
    • O.D. MM: 131.763
    • Outside Diameter: 5.1875
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1
    • Pulley Width MM: 25.4
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459915
    • Width: 25.4
    • Part Description: GMC Sonoma Drive Belt Idler Pulley
    More Info
    $19.35
  • Gates Drivealign Drive Belt Idler Pulley for GMC Sonoma - 38015

    Gates® Drivealign Drive Belt Idler Pulley for GMC Sonoma

    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 Sonoma Drivealign Drive Belt Idler Pulley
    More Info
    $24.27
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC Sonoma - 89007

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

    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 Sonoma No Slack Light Duty Idler Tensioner Pulley
    More Info
    $16.27
  • Four Seasons Drive Belt Idler Pulley for GMC Sonoma - 45010

    Four Seasons® Drive Belt Idler Pulley for GMC Sonoma

    PartNumber: 45010
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 0.875
    • Belt Width MM: 22.225
    • Bore Dia. IN: .69
    • Color: Black
    • 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 Sonoma Drive Belt Idler Pulley
    More Info
    $16.50
  • Gates Drivealign Drive Belt Idler Pulley for GMC Sonoma - 38001

    Gates® Drivealign Drive Belt Idler Pulley for GMC Sonoma

    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 Sonoma Drivealign Drive Belt Idler Pulley
    More Info
    $18.49
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC Sonoma - 89015

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

    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 Sonoma No Slack Light Duty Idler Tensioner Pulley
    More Info
    $15.18
  • Four Seasons Drive Belt Idler Pulley for GMC Sonoma - 45990

    Four Seasons® Drive Belt Idler Pulley for GMC Sonoma

    PartNumber: 45990
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.000
    • Belt Width MM: 25.400
    • Bore Dia. IN: .47
    • Color: Black
    • 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 Sonoma Drive Belt Idler Pulley
    More Info
    $16.18
  • OEM (Genuine) GMC Sonoma Serpentine Idler Pulley

    PartNumber: 10129560
    OEM GMC Sonoma 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 Sonoma Serpentine Idler Pulley
    More Info
    $44.73 MSRP: $81.34
    You Save: $36.61 (46%)
  • Gates Drivealign Drive Belt Idler Pulley for GMC Sonoma - 38006

    Gates® Drivealign Drive Belt Idler Pulley for GMC Sonoma

    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 Sonoma Drivealign Drive Belt Idler Pulley
    More Info
    $18.74
  • Four Seasons Drive Belt Idler Pulley for GMC Sonoma - 45975

    Four Seasons® Drive Belt Idler Pulley for GMC Sonoma

    PartNumber: 45975
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.000
    • Belt Width MM: 25.400
    • Bore Dia. IN: .69
    • Color: Black
    • 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 Sonoma Drive Belt Idler Pulley
    More Info
    $13.76
  • Gates Drivealign Drive Belt Idler Pulley for GMC Sonoma - 38024

    Gates® Drivealign Drive Belt Idler Pulley for GMC Sonoma

    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 Sonoma Drivealign Drive Belt Idler Pulley
    More Info
    $16.10
  • Four Seasons Back Drive Belt Idler Pulley for GMC Sonoma - 45979

    Four Seasons® Back Drive Belt Idler Pulley for GMC Sonoma

    PartNumber: 45979
    Product Specifications
    • Belt Type: Back Idler
    • Belt Width IN: 1.000
    • Belt Width MM: 25.400
    • Bore Dia. IN: .67
    • Color: Black
    • 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 Sonoma Back Drive Belt Idler Pulley
    More Info
    $13.63
  • Gates Drivealign Drive Belt Idler Pulley for GMC Sonoma - 38020

    Gates® Drivealign Drive Belt Idler Pulley for GMC Sonoma

    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 Sonoma Drivealign Drive Belt Idler Pulley
    More Info
    $16.09
  • Four Seasons Drive Belt Idler Pulley for GMC Sonoma - 45996

    Four Seasons® Drive Belt Idler Pulley for GMC Sonoma

    PartNumber: 45996
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 0.875
    • Belt Width MM: 22.225
    • Bore Dia. IN: .67
    • Color: Black
    • 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 Sonoma Drive Belt Idler Pulley
    More Info
    $13.54
  • OEM (Genuine) GMC Sonoma Serpentine Idler Pulley

    PartNumber: 12580772
    OEM GMC Sonoma 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 Sonoma Serpentine Idler Pulley
    More Info
    $38.12 MSRP: $71.94
    You Save: $33.82 (48%)
  • Gates Drivealign Grooved Drive Belt Idler Pulley for GMC Sonoma - 38008

    Gates® Drivealign Grooved Drive Belt Idler Pulley for GMC Sonoma

    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 Sonoma Drivealign Grooved Drive Belt Idler Pulley
    More Info
    $15.85
  • Four Seasons Drive Belt Idler Pulley for GMC Sonoma - 45972

    Four Seasons® Drive Belt Idler Pulley for GMC Sonoma

    PartNumber: 45972
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.000
    • Belt Width MM: 25.400
    • Bore Dia. IN: .67
    • Color: Black
    • 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: 76.200
    • Outside Diameter: 3.000
    • Pulley Type: Back Idler
    • Pulley Width IN: 1.062
    • Pulley Width MM: 27
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459724
    • Width: 27
    • Part Description: GMC Sonoma Drive Belt Idler Pulley
    More Info
    $12.03
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC Sonoma - 89001

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

    PartNumber: 89001
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Polymer
    • Max Belt Width: 06 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 90
    • Pulley Width: 31
    • UPC: 038244156894
    • Part Description: GMC Sonoma No Slack Light Duty Idler Tensioner Pulley
    More Info
    $14.26
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC Sonoma - 89017

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

    PartNumber: 89017
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Polymer
    • Max Belt Width: 06 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 76
    • Pulley Width: 26
    • UPC: 036687155702
    • Part Description: GMC Sonoma No Slack Light Duty Idler Tensioner Pulley
    More Info
    $22.25
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC Sonoma - 89027

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

    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 Sonoma No Slack Light Duty Idler Tensioner Pulley
    More Info
    $15.90
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC Sonoma - 89028

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

    PartNumber: 89028
    Product Specifications
    • Bearing Inner Diameter 1: 12
    • 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: 127
    • Pulley Width: 30.2
    • UPC: 036687192677
    • Part Description: GMC Sonoma No Slack Light Duty Idler Tensioner Pulley
    More Info
    $22.28
  • OEM (Genuine) GMC Sonoma Pulley With Bearing

    PartNumber: 6580037
    OEM GMC Sonoma 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 Sonoma Pulley With Bearing
    More Info
  • OEM (Genuine) GMC Sonoma Idler Pulley

    PartNumber: 10118713
    OEM GMC Sonoma 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 Sonoma Idler Pulley
    More Info
  • OEM (Genuine) GMC Sonoma Pulley, A/C Compressor

    PartNumber: 6580047
    OEM GMC Sonoma Pulley, A/C Compressor - 6580047
    Product Specifications
    • Other Names: Pulley, Pulley With Bearing
    • Item Dimensions: 5.9 x 6.0 x 2.2 inches
    • Item Weight: 3.50 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Sonoma Pulley, A/C Compressor
    More Info
  • OEM (Genuine) GMC Sonoma Clutch Plate & Hub Assembly

    PartNumber: 6581515
    OEM GMC Sonoma Clutch Plate & Hub Assembly - 6581515
    Product Specifications
    • Item Dimensions: 7.1 x 6.6 x 2.7 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 6552372
    • Part Description: GMC Sonoma Clutch Plate & Hub Assembly
    More Info
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC Sonoma - 89014

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

    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 Sonoma No Slack Light Duty Idler Tensioner Pulley
    More Info
  • OEM (Genuine) GMC Sonoma Pulley, A/C Compressor

    PartNumber: 6580044
    OEM GMC Sonoma Pulley, A/C Compressor - 6580044
    Product Specifications
    • Other Names: Pulley, Pulley With Bearing
    • Item Dimensions: 6.6 x 5.8 x 2.3 inches
    • Item Weight: 3.50 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Sonoma Pulley, A/C Compressor
    More Info
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About GMC Sonoma Idler Pulley

The GMC Sonoma first came out in 1991. The GMC Sonoma stands out for its durable quality, excellent performance, and comfortable driving experience throughout the years. It provides nice parts like the idler pulley for car buyers. A faulty idler pulley can cause overheating, stalling, and a decline in tension.
GMC Sonoma provides a large selection of high-performance parts. But after a long time, the worn idler pulley might cause huge problems. The removal process is as follows. Firstly, open the hood. Next, remove the engine drive belt. Then, locate the idler pulley, remove the mounting bolt for the idler pulley, and remove the pulley from the engine. An idler pulley should be replaced every 50,000 to 100,000 miles. It is easy to buy needed GMC Sonoma parts at nearly wholesale prices. Welcome to a large selection of related GMC Sonoma parts available online.