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Replacement and OEM Parts for Toyota 4Runner Idler Pulley
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Toyota 4Runner Idler Pulley

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  • OEM (Genuine) Toyota 4Runner Idler Pulley

    PartNumber: 88440-04040
    OEM Toyota 4Runner Idler Pulley - 88440-04040
    Product Specifications
    • Other Names: Idler Pulley
    • Item Dimensions: 15.3 x 11.6 x 3.2 inches
    • Item Weight: 2.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Toyota 4Runner Idler Pulley
    More Info
    $38.79 MSRP: $55.88
    You Save: $17.09 (31%)
  • Gates Drivealign Drive Belt Idler Pulley for Toyota 4Runner - 36026

    Gates® Drivealign Drive Belt Idler Pulley for Toyota 4Runner

    PartNumber: 36026
    Product Specifications
    • Bearing Bore Inside Diameter 1: 12 mm
    • Contact Surface: V-Ribbed
    • Material: Steel
    • Number of Grooves: 6
    • Number Of Pulleys: 1
    • Outside Diameter: 70 mm
    • Pulley 1 Flanged: Yes
    • UPC: 072053195842
    • Width: 26 mm
    • Part Description: Toyota 4Runner Drivealign Drive Belt Idler Pulley
    More Info
    $53.32
  • OEM (Genuine) Toyota 4Runner Serpentine Idler Pulley

    PartNumber: 16603-0P030
    OEM Toyota 4Runner Serpentine Idler Pulley - 16603-0P030
    Product Specifications
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Dimensions: 3.7 x 3.4 x 1.4 inches
    • Item Weight: 1.30 Pounds
    • Replaces: 16603-31050
    • Part Description: Toyota 4Runner Serpentine Idler Pulley
    More Info
    $76.83 MSRP: $111.63
    You Save: $34.80 (32%)
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner - 89559

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner

    PartNumber: 89559
    Product Specifications
    • Bearing Inner Diameter 1: 20
    • Bearing Width: 14
    • Belt Type: V-belt
    • Flat: N
    • Material: Steel
    • Max Belt Width: 1/2 In.
    • Number of Bearings: 1
    • Pulley Outside Diameter: 91
    • Pulley Width: 15
    • UPC: 036687915290
    • Part Description: Toyota 4Runner No Slack Light Duty Idler Tensioner Pulley
    More Info
    $121.58
  • Four Seasons Drive Belt Idler Pulley for Toyota 4Runner - 45064

    Four Seasons® Drive Belt Idler Pulley for Toyota 4Runner

    PartNumber: 45064
    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: 17.463
    • Inside Diameter: 0.6875
    • Material: Steel
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Not Included
    • O.D. MM: 100.013
    • Outside Diameter: 3.9375
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.18
    • Pulley Width MM: 30
    • Style: Idler / Tensioner Pulley
    • UPC: 096361450646
    • Width: 30
    • Part Description: Toyota 4Runner Drive Belt Idler Pulley
    More Info
    $25.56
  • Gates Drivealign Lower Drive Belt Idler Pulley for Toyota 4Runner - 36174

    Gates® Drivealign Lower Drive Belt Idler Pulley for Toyota 4Runner

    PartNumber: 36174
    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: 2.76"
    • Pulley 1 Flanged: No
    • UPC: 072053392821
    • Width: 33 mm
    • Part Description: Toyota 4Runner Drivealign Lower Drive Belt Idler Pulley
    More Info
    $54.31
  • OEM (Genuine) Toyota 4Runner Idler Pulley

    PartNumber: 44350-35010
    OEM Toyota 4Runner Idler Pulley - 44350-35010
    Product Specifications
    • Other Names: Idler Pulley
    • Item Weight: 2.00 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Toyota 4Runner Idler Pulley
    More Info
    $206.71 MSRP: $300.31
    You Save: $93.60 (32%)
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner - 89154

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner

    PartNumber: 89154
    Product Specifications
    • Bearing Inner Diameter 1: 12
    • Bearing Width: 14
    • Belt Type: Serpentine
    • Flat: N
    • Groove Quantity: 6
    • Material: Steel
    • Max Belt Width: 06 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 70
    • Pulley Width: 30
    • UPC: 036687644176
    • Part Description: Toyota 4Runner No Slack Light Duty Idler Tensioner Pulley
    More Info
    $55.64
  • Four Seasons Drive Belt Idler Pulley for Toyota 4Runner - 45021

    Four Seasons® Drive Belt Idler Pulley for Toyota 4Runner

    PartNumber: 45021
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: .88
    • Belt Width MM: 22.4
    • Bore Dia. IN: .47
    • Color: Black
    • Groove Quantity: 6
    • I.D. MM: 12.0
    • Inside Diameter: 1.18
    • Material: Steel
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Not Included
    • O.D. MM: 70.0
    • Outside Diameter: 2.76
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.18
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361450219
    • Width: 22.2
    • Part Description: Toyota 4Runner Drive Belt Idler Pulley
    More Info
    $20.48
  • Gates Drivealign Upper Drive Belt Idler Pulley for Toyota 4Runner - 36173

    Gates® Drivealign Upper Drive Belt Idler Pulley for Toyota 4Runner

    PartNumber: 36173
    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: 2.76"
    • Pulley 1 Flanged: No
    • UPC: 072053392814
    • Width: 34.5 mm
    • Part Description: Toyota 4Runner Drivealign Upper Drive Belt Idler Pulley
    More Info
    $46.62
  • OEM (Genuine) Toyota 4Runner Serpentine Idler Pulley

    PartNumber: 16603-0W010
    OEM Toyota 4Runner Serpentine Idler Pulley - 16603-0W010
    Product Specifications
    • Other Names: Tension Pulley
    • Item Dimensions: 9.4 x 6.2 x 2.0 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 16603-50020, 16603-50010
    • Part Description: Toyota 4Runner Serpentine Idler Pulley
    More Info
    $101.55 MSRP: $147.54
    You Save: $45.99 (32%)
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner - 89169

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner

    PartNumber: 89169
    Product Specifications
    • Bearing Inner Diameter 1: 10.3
    • Bearing Width: 29.17
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 07 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 70
    • Pulley Width: 33
    • UPC: 036687654717
    • Part Description: Toyota 4Runner No Slack Light Duty Idler Tensioner Pulley
    More Info
    $45.47
  • Four Seasons Drive Belt Idler Pulley for Toyota 4Runner - 45003

    Four Seasons® Drive Belt Idler Pulley for Toyota 4Runner

    PartNumber: 45003
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 0.625
    • Belt Width MM: 15.875
    • Bore Dia. IN: .472
    • Groove Quantity: 4
    • I.D. MM: 11.906
    • Inside Diameter: 0.46875
    • Material: Steel
    • 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: .86
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361450035
    • Width: 20
    • Part Description: Toyota 4Runner Drive Belt Idler Pulley
    More Info
    $21.92
  • Gates Drivealign Lower Drive Belt Idler Pulley for Toyota 4Runner - 36614

    Gates® Drivealign Lower Drive Belt Idler Pulley for Toyota 4Runner

    PartNumber: 36614
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number of Grooves: 0
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Performance
    • Outside Diameter: 70 mm
    • Pulley 1 Flanged: No
    • UPC: 072053073904
    • Width: 28 mm
    • Part Description: Toyota 4Runner Drivealign Lower Drive Belt Idler Pulley
    More Info
    $42.92
  • OEM (Genuine) Toyota 4Runner Serpentine Idler Pulley

    PartNumber: 16603-0W030
    OEM Toyota 4Runner Serpentine Idler Pulley - 16603-0W030
    Product Specifications
    • Other Names: Serpentine Idler Pulley, Tension Pulley
    • Item Dimensions: 1.6 x 0.6 x 1.7 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Toyota 4Runner Serpentine Idler Pulley
    More Info
    $89.05 MSRP: $129.38
    You Save: $40.33 (32%)
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner - 89055

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner

    PartNumber: 89055
    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: 100
    • Pulley Width: 30
    • UPC: 036687375391
    • Part Description: Toyota 4Runner No Slack Light Duty Idler Tensioner Pulley
    More Info
    $42.55
  • Four Seasons Drive Belt Idler Pulley for Toyota 4Runner - 45000

    Four Seasons® Drive Belt Idler Pulley for Toyota 4Runner

    PartNumber: 45000
    Product Specifications
    • Belt Type: V-Belt
    • Belt Width IN: 0.500
    • Belt Width MM: 12.700
    • Bore Dia. IN: .47
    • Groove Quantity: 1
    • I.D. MM: 11.906
    • Inside Diameter: .47
    • Material: Steel
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Not Included
    • O.D. MM: 80.963
    • Outside Diameter: 3.1875
    • Pulley Type: Idler Pulley
    • Pulley Width IN: .5
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361450004
    • Width: 12.7
    • Part Description: Toyota 4Runner Drive Belt Idler Pulley
    More Info
    $20.05
  • Gates Drivealign Drive Belt Idler Pulley for Toyota 4Runner - 36119

    Gates® Drivealign Drive Belt Idler Pulley for Toyota 4Runner

    PartNumber: 36119
    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: 4.02"
    • Pulley 1 Flanged: No
    • UPC: 072053392296
    • Width: 26 mm
    • Part Description: Toyota 4Runner Drivealign Drive Belt Idler Pulley
    More Info
    $34.54
  • OEM (Genuine) Toyota 4Runner Idler Pulley

    PartNumber: 44350-34010
    OEM Toyota 4Runner Idler Pulley - 44350-34010
    Product Specifications
    • Item Weight: 1.80 Pounds
    • Part Description: Toyota 4Runner Idler Pulley
    $233.81 MSRP: $339.67
    You Save: $105.86 (32%)
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner - 89158

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner

    PartNumber: 89158
    Product Specifications
    • Bearing Inner Diameter 1: 10.3
    • Bearing Width: 13
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 07 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 70
    • Pulley Width: 32
    • UPC: 036687645289
    • Part Description: Toyota 4Runner No Slack Light Duty Idler Tensioner Pulley
    More Info
    $41.88
  • Four Seasons Lower Drive Belt Idler Pulley for Toyota 4Runner - 45905

    Four Seasons® Lower Drive Belt Idler Pulley for Toyota 4Runner

    PartNumber: 45905
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.250
    • Belt Width MM: 31.750
    • Bore Dia. IN: .399
    • Color: Black
    • Groove Quantity: Smooth
    • I.D. MM: 10.160
    • Inside Diameter: 0.40625
    • Material: Steel
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Not Included
    • O.D. MM: 69.850
    • Outside Diameter: 2.750
    • Pulley Type: Back Idler
    • Pulley Width IN: 1.29
    • Pulley Width MM: 31.8
    • Style: Idler Pulley
    • UPC: 096361459052
    • Width: 31.8
    • Part Description: Toyota 4Runner Lower Drive Belt Idler Pulley
    More Info
    $14.84
  • Gates Drivealign Drive Belt Idler Pulley for Toyota 4Runner - 38031

    Gates® Drivealign Drive Belt Idler Pulley for Toyota 4Runner

    PartNumber: 38031
    Product Specifications
    • Bearing Bore Inside Diameter 1: 12 mm
    • Contact Surface: V-Ribbed
    • Material: Steel
    • Number of Grooves: 4
    • Number Of Pulleys: 1
    • Outside Diameter: 70 mm
    • Pulley 1 Flanged: Yes
    • UPC: 072053695564
    • Width: 20.5 mm
    • Part Description: Toyota 4Runner Drivealign Drive Belt Idler Pulley
    More Info
    $22.94
  • OEM (Genuine) Toyota 4Runner Serpentine Idler Pulley

    PartNumber: 16604-31030
    OEM Toyota 4Runner Serpentine Idler Pulley - 16604-31030
    Product Specifications
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Dimensions: 4.4 x 3.8 x 2.1 inches
    • Item Weight: 0.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Toyota 4Runner Serpentine Idler Pulley
    More Info
    $61.93 MSRP: $89.99
    You Save: $28.06 (32%)
  • Dayco No Slack Light Duty New Style Idler Tensioner Pulley for Toyota 4Runner - 89006

    Dayco® No Slack Light Duty New Style Idler Tensioner Pulley for Toyota 4Runner

    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: Toyota 4Runner No Slack Light Duty New Style Idler Tensioner Pulley
    More Info
    $19.32
  • Four Seasons Upper Drive Belt Idler Pulley for Toyota 4Runner - 45070

    Four Seasons® Upper Drive Belt Idler Pulley for Toyota 4Runner

    PartNumber: 45070
    Product Specifications
    • Belt Type: Back Idler
    • Belt Width IN: 1.00
    • Belt Width MM: 25.4
    • Bore Dia. IN: .413
    • Color: Black
    • Groove Quantity: Smooth
    • I.D. MM: 32.0
    • Inside Diameter: 1.26
    • Material: Steel
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Not Included
    • O.D. MM: 70.0
    • Outside Diameter: 2.76
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.25
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361450707
    • Width: 31.8
    • Part Description: Toyota 4Runner Upper Drive Belt Idler Pulley
    More Info
    $9.33
  • Gates Drivealign Drive Belt Idler Pulley for Toyota 4Runner - 38001

    Gates® Drivealign Drive Belt Idler Pulley for Toyota 4Runner

    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: Toyota 4Runner Drivealign Drive Belt Idler Pulley
    More Info
    $18.49
  • OEM (Genuine) Toyota 4Runner Pulley

    PartNumber: 16372-65010
    OEM Toyota 4Runner Pulley - 16372-65010
    Product Specifications
    • Item Dimensions: 7.1 x 7.3 x 7.1 inches
    • Item Weight: 1.40 Pounds
    • Part Description: Toyota 4Runner Pulley
    More Info
    $57.78 MSRP: $83.96
    You Save: $26.18 (32%)
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner - 89038

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner

    PartNumber: 89038
    Product Specifications
    • Bearing Inner Diameter 1: 12
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: N
    • Groove Quantity: 4
    • Material: Steel
    • Max Belt Width: 04 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 70
    • Pulley Width: 20.4
    • UPC: 036687192776
    • Part Description: Toyota 4Runner No Slack Light Duty Idler Tensioner Pulley
    More Info
    $21.97
  • OEM (Genuine) Toyota 4Runner Idler Pulley

    PartNumber: 88440-35060
    OEM Toyota 4Runner Idler Pulley - 88440-35060
    Product Specifications
    • Item Dimensions: 15.5 x 11.3 x 3.0 inches
    • Item Weight: 1.10 Pounds
    • Part Description: Toyota 4Runner Idler Pulley
    More Info
    $38.32 MSRP: $55.20
    You Save: $16.88 (31%)
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner - 89175

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Toyota 4Runner

    PartNumber: 89175
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 07 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 70
    • Pulley Width: 33
    • UPC: 036687704795
    • Part Description: Toyota 4Runner No Slack Light Duty Idler Tensioner Pulley
    More Info
    $20.02
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