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Replacement and OEM Parts for GMC Sierra 3500 Idler Pulley
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GMC Sierra 3500 Idler Pulley

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  • OEM GMC Sierra 3500 Serpentine Idler Pulley Diagram - 12669569
    View Related Parts

    OEM (Genuine) GMC Sierra 3500 Serpentine Idler Pulley

    PartNumber: 12669569
    OEM GMC Sierra 3500 Serpentine Idler Pulley - 12669569
    Product Specifications
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Dimensions: 6.8 x 4.4 x 4.4 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12555609, 12580771
    • Part Description: GMC Sierra 3500 Serpentine Idler Pulley
    More Info
    $52.78 MSRP: $99.60
    You Save: $46.82 (48%)
  • Gates Drivealign Drive Belt Idler Pulley for GMC Sierra 3500 - 36177

    Gates® Drivealign Drive Belt Idler Pulley for GMC Sierra 3500

    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 Sierra 3500 Drivealign Drive Belt Idler Pulley
    More Info
    $38.67
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC Sierra 3500 - 89170

    Dayco® No Slack Light Duty Idler Tensioner Pulley for GMC Sierra 3500

    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 Sierra 3500 No Slack Light Duty Idler Tensioner Pulley
    More Info
    $33.22
  • OEM GMC Sierra 3500 Serpentine Tensioner Diagram - 12580196
    View Related Parts

    OEM (Genuine) GMC Sierra 3500 Serpentine Tensioner

    PartNumber: 12580196
    OEM GMC Sierra 3500 Serpentine Tensioner - 12580196
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 4.8 x 3.1 x 2.7 inches
    • Item Weight: 1.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12562065, 12565372
    • Part Description: GMC Sierra 3500 Serpentine Tensioner
    More Info
    $54.13 MSRP: $102.15
    You Save: $48.02 (48%)
  • Gates Drivealign Drive Belt Idler Pulley for GMC Sierra 3500 - 36299

    Gates® Drivealign Drive Belt Idler Pulley for GMC Sierra 3500

    PartNumber: 36299
    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: 072053394078
    • Width: 31 mm
    • Part Description: GMC Sierra 3500 Drivealign Drive Belt Idler Pulley
    More Info
    $25.67
  • Four Seasons Idler Tensioner Pulley for GMC Sierra 3500 - 45935

    Four Seasons® Idler Tensioner Pulley for GMC Sierra 3500

    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 Sierra 3500 Idler Tensioner Pulley
    More Info
    $19.69
  • Dayco No Slack Light Duty New Style Idler Tensioner Pulley for GMC Sierra 3500 - 89006

    Dayco® No Slack Light Duty New Style Idler Tensioner Pulley for GMC Sierra 3500

    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 Sierra 3500 No Slack Light Duty New Style Idler Tensioner Pulley
    More Info
    $18.94
  • OEM GMC Sierra 3500 Serpentine Tensioner Diagram - 98094201
    View Related Parts

    OEM (Genuine) GMC Sierra 3500 Serpentine Tensioner

    PartNumber: 98094201
    OEM GMC Sierra 3500 Serpentine Tensioner - 98094201
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner
    • Item Dimensions: 7.0 x 6.3 x 4.3 inches
    • Item Weight: 1.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 97288625, 97329062
    • Part Description: GMC Sierra 3500 Serpentine Tensioner
    More Info
    $83.78 MSRP: $138.67
    You Save: $54.89 (40%)
  • Gates Drivealign Drive Belt Idler Pulley for GMC Sierra 3500 - 36169

    Gates® Drivealign Drive Belt Idler Pulley for GMC Sierra 3500

    PartNumber: 36169
    Product Specifications
    • Bearing Bore Inside Diameter 1: 12 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number of Grooves: 0
    • Number Of Pulleys: 1
    • Outside Diameter: 60 mm
    • Pulley 1 Flanged: No
    • UPC: 072053392777
    • Width: 21.25 mm
    • Part Description: GMC Sierra 3500 Drivealign Drive Belt Idler Pulley
    More Info
    $25.65
  • Four Seasons Drive Belt Idler Pulley for GMC Sierra 3500 - 45975

    Four Seasons® Drive Belt Idler Pulley for GMC Sierra 3500

    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 Sierra 3500 Drive Belt Idler Pulley
    More Info
    $13.76
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC Sierra 3500 - 89542

    Dayco® No Slack Light Duty Idler Tensioner Pulley for GMC Sierra 3500

    PartNumber: 89542
    Product Specifications
    • Bearing Inner Diameter 1: 12
    • Bearing Width: 8
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 04 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 60
    • Pulley Width: 21
    • UPC: 036687843036
    • Part Description: GMC Sierra 3500 No Slack Light Duty Idler Tensioner Pulley
    More Info
    $21.65
  • OEM GMC Sierra 3500 Serpentine Idler Pulley Diagram - 98057284
    View Related Parts

    OEM (Genuine) GMC Sierra 3500 Serpentine Idler Pulley

    PartNumber: 98057284
    OEM GMC Sierra 3500 Serpentine Idler Pulley - 98057284
    Product Specifications
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Dimensions: 4.4 x 4.2 x 2.2 inches
    • Item Weight: 1.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 97209546, 98072072, 97233352
    • Part Description: GMC Sierra 3500 Serpentine Idler Pulley
    More Info
    $28.48 MSRP: $53.75
    You Save: $25.27 (48%)
  • Gates Drivealign Upper Drive Belt Idler Pulley for GMC Sierra 3500 - 36310

    Gates® Drivealign Upper Drive Belt Idler Pulley for GMC Sierra 3500

    PartNumber: 36310
    Product Specifications
    • Bearing Bore Inside Diameter 1: 10 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number of Grooves: 0
    • Number Of Pulleys: 1
    • Outside Diameter: 2.99"
    • Pulley 1 Flanged: No
    • UPC: 072053394184
    • Width: 31.5 mm
    • Part Description: GMC Sierra 3500 Drivealign Upper Drive Belt Idler Pulley
    More Info
    $24.54
  • Four Seasons Back Drive Belt Idler Pulley for GMC Sierra 3500 - 45979

    Four Seasons® Back Drive Belt Idler Pulley for GMC Sierra 3500

    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 Sierra 3500 Back Drive Belt Idler Pulley
    More Info
    $13.63
  • Dayco No Slack Upper Light Duty Idler Tensioner Pulley for GMC Sierra 3500 - 89165

    Dayco® No Slack Upper Light Duty Idler Tensioner Pulley for GMC Sierra 3500

    PartNumber: 89165
    Product Specifications
    • Bearing Inner Diameter 1: 10.15
    • Bearing Width: 14
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 06 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 76
    • Pulley Width: 30
    • UPC: 036687653963
    • Part Description: GMC Sierra 3500 No Slack Upper Light Duty Idler Tensioner Pulley
    More Info
    $19.94
  • OEM GMC Sierra 3500 Serpentine Idler Pulley Diagram - 12634218
    View Related Parts

    OEM (Genuine) GMC Sierra 3500 Serpentine Idler Pulley

    PartNumber: 12634218
    OEM GMC Sierra 3500 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 Sierra 3500 Serpentine Idler Pulley
    More Info
    $63.01 MSRP: $118.90
    You Save: $55.89 (48%)
  • Gates Drivealign Drive Belt Idler Pulley for GMC Sierra 3500 - 36239

    Gates® Drivealign Drive Belt Idler Pulley for GMC Sierra 3500

    PartNumber: 36239
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed Grooved
    • Material: Steel
    • Number of Grooves: 6
    • Number Of Pulleys: 1
    • Outside Diameter: 70 mm
    • Pulley 1 Flanged: No
    • UPC: 072053393460
    • Width: 23 mm
    • Part Description: GMC Sierra 3500 Drivealign Drive Belt Idler Pulley
    More Info
    $20.64
  • Four Seasons Drive Belt Idler Pulley for GMC Sierra 3500 - 45071

    Four Seasons® Drive Belt Idler Pulley for GMC Sierra 3500

    PartNumber: 45071
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.000
    • Belt Width MM: 25.400
    • Bore Dia. IN: .399
    • Color: Black
    • Description: Idler / Tensioner Pulley
    • Groove Quantity: Smooth
    • I.D. MM: 10.160
    • Inside Diameter: 0.390625
    • 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: Back Idler
    • Pulley Width IN: 1.18
    • Pulley Width MM: 30
    • Style: Idler / Tensioner Pulley
    • UPC: 096361450714
    • Width: 30
    • Part Description: GMC Sierra 3500 Drive Belt Idler Pulley
    More Info
    $11.25
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC Sierra 3500 - 89135

    Dayco® No Slack Light Duty Idler Tensioner Pulley for GMC Sierra 3500

    PartNumber: 89135
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 04 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 63.3
    • Pulley Width: 17.75
    • UPC: 036687614834
    • Part Description: GMC Sierra 3500 No Slack Light Duty Idler Tensioner Pulley
    More Info
    $16.04
  • OEM GMC Sierra 3500 Idler Pulley Diagram - 97221943
    View Related Parts

    OEM (Genuine) GMC Sierra 3500 Idler Pulley

    PartNumber: 97221943
    OEM GMC Sierra 3500 Idler Pulley - 97221943
    Product Specifications
    • Other Names: Idler Pulley
    • Item Dimensions: 6.8 x 4.4 x 4.4 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Sierra 3500 Idler Pulley
    More Info
    $37.33 MSRP: $70.46
    You Save: $33.13 (48%)
  • Gates Drivealign Drive Belt Idler Pulley for GMC Sierra 3500 - 38001

    Gates® Drivealign Drive Belt Idler Pulley for GMC Sierra 3500

    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 Sierra 3500 Drivealign Drive Belt Idler Pulley
    More Info
    $18.88
  • Four Seasons Drive Belt Idler Pulley for GMC Sierra 3500 - 45971

    Four Seasons® Drive Belt Idler Pulley for GMC Sierra 3500

    PartNumber: 45971
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: .88
    • Belt Width MM: 22.4
    • 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: 76.0
    • Outside Diameter: 2.99
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.13
    • Pulley Width MM: 28.7
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459717
    • Width: 28.7
    • Part Description: GMC Sierra 3500 Drive Belt Idler Pulley
    More Info
    $12.39
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC Sierra 3500 - 89007

    Dayco® No Slack Light Duty Idler Tensioner Pulley for GMC Sierra 3500

    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 Sierra 3500 No Slack Light Duty Idler Tensioner Pulley
    More Info
    $15.95
  • Gates Drivealign Drive Belt Idler Pulley for GMC Sierra 3500 - 38006

    Gates® Drivealign Drive Belt Idler Pulley for GMC Sierra 3500

    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 Sierra 3500 Drivealign Drive Belt Idler Pulley
    More Info
    $19.12
  • Four Seasons Drive Belt Idler Pulley for GMC Sierra 3500 - 45996

    Four Seasons® Drive Belt Idler Pulley for GMC Sierra 3500

    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 Sierra 3500 Drive Belt Idler Pulley
    More Info
    $13.54
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC Sierra 3500 - 89550

    Dayco® No Slack Light Duty Idler Tensioner Pulley for GMC Sierra 3500

    PartNumber: 89550
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Polymer
    • Max Belt Width: 04 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 60
    • Pulley Width: 20
    • UPC: 036687845047
    • Part Description: GMC Sierra 3500 No Slack Light Duty Idler Tensioner Pulley
    More Info
    $15.96
  • Gates Drivealign Grooved Drive Belt Idler Pulley for GMC Sierra 3500 - 38008

    Gates® Drivealign Grooved Drive Belt Idler Pulley for GMC Sierra 3500

    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 Sierra 3500 Drivealign Grooved Drive Belt Idler Pulley
    More Info
    $16.18
  • Four Seasons Drive Belt Idler Pulley for GMC Sierra 3500 - 45084

    Four Seasons® Drive Belt Idler Pulley for GMC Sierra 3500

    PartNumber: 45084
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 0.500
    • Belt Width MM: 15.9
    • Bore Dia. IN: .67
    • Color: Black
    • Description: Idler Pulley
    • Groove Quantity: Smooth
    • I.D. MM: 17
    • Inside Diameter: 0.671875
    • Material: Steel
    • Meets / Exceeds OEM?: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware?: Not Included
    • O.D. MM: 63.500
    • Outside Diameter: 2.48
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 0.71
    • Pulley Width MM: Idler Pulley
    • Style: Idler Pulley
    • UPC: 096361085718
    • Width: 17.5
    • Part Description: GMC Sierra 3500 Drive Belt Idler Pulley
    More Info
    $10.53
  • Dayco No Slack Light Duty Idler Tensioner Pulley for GMC Sierra 3500 - 89015

    Dayco® No Slack Light Duty Idler Tensioner Pulley for GMC Sierra 3500

    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 Sierra 3500 No Slack Light Duty Idler Tensioner Pulley
    More Info
    $14.88
  • Gates Drivealign Drive Belt Idler Pulley for GMC Sierra 3500 - 38009

    Gates® Drivealign Drive Belt Idler Pulley for GMC Sierra 3500

    PartNumber: 38009
    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: 2.99"
    • Pulley 1 Flanged: Yes
    • UPC: 072053284256
    • Width: 25 mm
    • Part Description: GMC Sierra 3500 Drivealign Drive Belt Idler Pulley
    More Info
    $15.68
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