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Replacement and OEM Parts for 2003 Toyota 4Runner Idler Pulley

2003 Toyota 4Runner Idler Pulley

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2003 Toyota 4Runner
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  • OEM 2003 Toyota 4Runner Serpentine Idler Pulley Diagram - 16603-0P030
    View Related Parts

    OEM (Genuine) 2003 Toyota 4Runner Serpentine Idler Pulley

    PartNumber: 16603-0P030
    OEM 2003 Toyota 4Runner Serpentine Idler Pulley - 16603-0P030
    Product Specifications
    • Notes: 4.0 Liter
    • 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: 2003 Toyota 4Runner Serpentine Idler Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | Limited, Nightshade, Sport, SR5, SR5 Premium, Trail, TRD Off-Road, TRD Off-Road Premium, TRD Pro, TRD Sport, Venture | 4 Cyl 2.7 L GAS, 6 Cyl 4.0 L GAS
    $76.83 MSRP: $111.63
    You Save: $34.80 (32%)
  • Gates Drivealign Drive Belt Idler Pulley for 2003 Toyota 4Runner - 36026

    Gates® Drivealign Drive Belt Idler Pulley for 2003 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: 2003 Toyota 4Runner Drivealign Drive Belt Idler Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | All Trims | 8 Cyl 4.7L
    $53.32
  • Dayco No Slack Light Duty Idler Tensioner Pulley for 2003 Toyota 4Runner - 89154

    Dayco® No Slack Light Duty Idler Tensioner Pulley for 2003 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: 2003 Toyota 4Runner No Slack Light Duty Idler Tensioner Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | All Trims | 8 Cyl 4.7L
    $55.64
  • OEM 2003 Toyota 4Runner Serpentine Idler Pulley Diagram - 16603-0W010
    View Related Parts

    OEM (Genuine) 2003 Toyota 4Runner Serpentine Idler Pulley

    PartNumber: 16603-0W010
    OEM 2003 Toyota 4Runner Serpentine Idler Pulley - 16603-0W010
    Product Specifications
    • Notes: 4.7 Liter, Litens
    • 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: 2003 Toyota 4Runner Serpentine Idler Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | Limited, Sport, SR5 | 8 Cyl 4.7 L GAS
    $101.55 MSRP: $147.54
    You Save: $45.99 (32%)
  • Four Seasons Drive Belt Idler Pulley for 2003 Toyota 4Runner - 45064

    Four Seasons® Drive Belt Idler Pulley for 2003 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: 2003 Toyota 4Runner Drive Belt Idler Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | All Trims | 8 Cyl 4.7L
    $25.56
  • Gates Drivealign Lower Drive Belt Idler Pulley for 2003 Toyota 4Runner - 36174

    Gates® Drivealign Lower Drive Belt Idler Pulley for 2003 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: 2003 Toyota 4Runner Drivealign Lower Drive Belt Idler Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | All Trims | 6 Cyl 4.0L
    $54.31
  • Dayco No Slack Light Duty Idler Tensioner Pulley for 2003 Toyota 4Runner - 89169

    Dayco® No Slack Light Duty Idler Tensioner Pulley for 2003 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: 2003 Toyota 4Runner No Slack Light Duty Idler Tensioner Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | All Trims | 6 Cyl 4.0L
    $45.47
  • OEM 2003 Toyota 4Runner Serpentine Idler Pulley Diagram - 16603-0W030
    View Related Parts

    OEM (Genuine) 2003 Toyota 4Runner Serpentine Idler Pulley

    PartNumber: 16603-0W030
    OEM 2003 Toyota 4Runner Serpentine Idler Pulley - 16603-0W030
    Product Specifications
    • Notes: 4.7 Liter, Dayco
    • 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: 2003 Toyota 4Runner Serpentine Idler Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | Limited, Sport, SR5 | 8 Cyl 4.7 L GAS
    $89.05 MSRP: $129.38
    You Save: $40.33 (32%)
  • Four Seasons Drive Belt Idler Pulley for 2003 Toyota 4Runner - 45021

    Four Seasons® Drive Belt Idler Pulley for 2003 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: 2003 Toyota 4Runner Drive Belt Idler Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | All Trims | 8 Cyl 4.7L
    $20.48
  • Gates Drivealign Upper Drive Belt Idler Pulley for 2003 Toyota 4Runner - 36173

    Gates® Drivealign Upper Drive Belt Idler Pulley for 2003 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: 2003 Toyota 4Runner Drivealign Upper Drive Belt Idler Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | All Trims | 6 Cyl 4.0L
    $46.62
  • Dayco No Slack Light Duty Idler Tensioner Pulley for 2003 Toyota 4Runner - 89055

    Dayco® No Slack Light Duty Idler Tensioner Pulley for 2003 Toyota 4Runner

    PartNumber: 89055
    Product Specifications
    • Notes: 4" Pulley
    • 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: 2003 Toyota 4Runner No Slack Light Duty Idler Tensioner Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | All Trims | 8 Cyl 4.7L
    $42.55
  • Four Seasons Lower Drive Belt Idler Pulley for 2003 Toyota 4Runner - 45905

    Four Seasons® Lower Drive Belt Idler Pulley for 2003 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: 2003 Toyota 4Runner Lower Drive Belt Idler Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | All Trims | 6 Cyl 4.0L
    $14.84
  • Gates Drivealign Drive Belt Idler Pulley for 2003 Toyota 4Runner - 36119

    Gates® Drivealign Drive Belt Idler Pulley for 2003 Toyota 4Runner

    PartNumber: 36119
    Product Specifications
    • Notes: W/102mm Dia Pulley
    • 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: 2003 Toyota 4Runner Drivealign Drive Belt Idler Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | All Trims | 8 Cyl 4.7L
    $34.54
  • Dayco No Slack Light Duty New Style Idler Tensioner Pulley for 2003 Toyota 4Runner - 89006

    Dayco® No Slack Light Duty New Style Idler Tensioner Pulley for 2003 Toyota 4Runner

    PartNumber: 89006
    Product Specifications
    • Notes: 3 1/2" Pulley
    • 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: 2003 Toyota 4Runner No Slack Light Duty New Style Idler Tensioner Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | All Trims | 8 Cyl 4.7L
    $19.32
  • Gates Drivealign Drive Belt Idler Pulley for 2003 Toyota 4Runner - 38001

    Gates® Drivealign Drive Belt Idler Pulley for 2003 Toyota 4Runner

    PartNumber: 38001
    Product Specifications
    • Notes: W/90mm Dia Pulley
    • 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: 2003 Toyota 4Runner Drivealign Drive Belt Idler Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | All Trims | 8 Cyl 4.7L
    $18.49
  • OEM 2003 Toyota 4Runner Serpentine Idler Pulley Diagram - 16604-0P010
    View Related Parts

    OEM (Genuine) 2003 Toyota 4Runner Serpentine Idler Pulley

    PartNumber: 16604-0P010
    OEM 2003 Toyota 4Runner Serpentine Idler Pulley - 16604-0P010
    Product Specifications
    • Notes: 4.0 Liter
    • Other Names: Idler Pulley
    • Item Dimensions: 2.9 x 1.3 x 2.9 inches
    • Item Weight: 0.90 Pounds
    • Replaces: 16604-31010
    • Part Description: 2003 Toyota 4Runner Serpentine Idler Pulley
    More Info
    Vehicle Fitment
    • 2003 Toyota 4Runner | Limited, Sport, SR5 | 6 Cyl 4.0 L GAS
    $42.07 MSRP: $60.60
    You Save: $18.53 (31%)