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Replacement and OEM Parts for Acura Idler Pulley
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Acura Idler Pulley

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  • Gates Drivealign Drive Belt Idler Pulley for Acura - 36112

    Gates® Drivealign Drive Belt Idler Pulley for Acura

    PartNumber: 36112
    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"
    • Pulley 1 Flanged: No
    • UPC: 072053204810
    • Width: 29.5 mm
    • Part Description: Acura Drivealign Drive Belt Idler Pulley
    More Info
    $37.97
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Acura - 89029

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Acura

    PartNumber: 89029
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • 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: 036687192691
    • Part Description: Acura No Slack Light Duty Idler Tensioner Pulley
    More Info
    $40.85
  • Four Seasons Drive Belt Idler Pulley for Acura - 45045

    Four Seasons® Drive Belt Idler Pulley for Acura

    PartNumber: 45045
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.125
    • Belt Width MM: 28.575
    • Bore Dia. IN: .69
    • Color: Black
    • Groove Quantity: 8
    • I.D. MM: 17.463
    • Inside Diameter: 1.00
    • 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: 1.50
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361450455
    • Part Description: Acura Drive Belt Idler Pulley
    More Info
    $24.53
  • Gates Drivealign Drive Belt Idler Pulley for Acura - 38030

    Gates® Drivealign Drive Belt Idler Pulley for Acura

    PartNumber: 38030
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed
    • Material: Steel
    • Number of Grooves: 4
    • Number Of Pulleys: 1
    • Outside Diameter: 2.76"
    • Pulley 1 Flanged: Yes
    • UPC: 072053695557
    • Width: 20.5 mm
    • Part Description: Acura Drivealign Drive Belt Idler Pulley
    More Info
    $33.19
  • Dayco No Slack Lower Light Duty Idler Tensioner Pulley for Acura - 89059

    Dayco® No Slack Lower Light Duty Idler Tensioner Pulley for Acura

    PartNumber: 89059
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • 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: 28
    • UPC: 036687383129
    • Part Description: Acura No Slack Lower Light Duty Idler Tensioner Pulley
    More Info
    $24.32
  • Four Seasons Drive Belt Idler Pulley for Acura - 45003

    Four Seasons® Drive Belt Idler Pulley for Acura

    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: Acura Drive Belt Idler Pulley
    More Info
    $21.92
  • OEM (Genuine) Acura Tensioner Assembly, Automatic

    PartNumber: 31170-PNA-023
    OEM Acura Tensioner Assembly, Automatic - 31170-PNA-023
    Product Specifications
    • Other Names: Belt Tensioner, Tensioner
    • Item Dimensions: 12.6 x 10.3 x 8.4 inches
    • Item Weight: 3.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 31170-PNA-013, 31170-PNA-003, 31170-RAA-A01
    • Part Description: Acura Tensioner Assembly, Automatic
    More Info
    $189.87 MSRP: $271.18
    You Save: $81.31 (30%)
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Acura - 89185

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Acura

    PartNumber: 89185
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • 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: 74
    • Pulley Width: 17
    • UPC: 036687753007
    • Part Description: Acura No Slack Light Duty Idler Tensioner Pulley
    More Info
    $29.04
  • Four Seasons Drive Belt Idler Pulley for Acura - 45011

    Four Seasons® Drive Belt Idler Pulley for Acura

    PartNumber: 45011
    Product Specifications
    • Belt Type: Back Idler
    • Belt Width IN: 1.250
    • Belt Width MM: 38.0
    • 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: 76.200
    • Outside Diameter: 3.000
    • Pulley Type: Back Idler
    • Pulley Width IN: 1.48
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361450110
    • Width: 38.1
    • Part Description: Acura Drive Belt Idler Pulley
    More Info
    $16.90
  • Gates Drivealign Drive Belt Idler Pulley for Acura - 36769

    Gates® Drivealign Drive Belt Idler Pulley for Acura

    PartNumber: 36769
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17
    • Contact Surface: V-Ribbed Grooved
    • Material: Steel
    • Number of Grooves: 7
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Performance
    • Outside Diameter: 2.99"
    • Pulley 1 Flanged: Yes
    • UPC: 072053284386
    • Width: 33
    • Part Description: Acura Drivealign Drive Belt Idler Pulley
    More Info
    $29.81
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Acura - 89515

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Acura

    PartNumber: 89515
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: N
    • Groove Quantity: 5
    • Material: Steel
    • Max Belt Width: 05 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 71
    • Pulley Width: 22
    • UPC: 036687808417
    • Part Description: Acura No Slack Light Duty Idler Tensioner Pulley
    More Info
    $27.38
  • Four Seasons Drive Belt Idler Pulley for Acura - 45941

    Four Seasons® Drive Belt Idler Pulley for Acura

    PartNumber: 45941
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 0.625
    • Belt Width MM: 15.875
    • Bore Dia. IN: .67
    • Color: Black
    • Groove Quantity: 4
    • I.D. MM: 17
    • Inside Diameter: .66
    • Material: Steel
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Not Included
    • O.D. MM: 73.025
    • Outside Diameter: 2.875
    • Pulley Type: Idler Pulley
    • Pulley Width IN: .75
    • Pulley Width MM: 19
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459410
    • Width: 19
    • Part Description: Acura Drive Belt Idler Pulley
    More Info
    $19.34
  • OEM (Genuine) Acura Pulley, Idler

    PartNumber: 31180-PNA-J01
    OEM Acura Pulley, Idler - 31180-PNA-J01
    Product Specifications
    • Item Dimensions: 3.1 x 3.2 x 1.4 inches
    • Item Weight: 0.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Acura Pulley, Idler
    More Info
    $49.44 MSRP: $69.56
    You Save: $20.12 (29%)
  • Gates Drivealign Drive Belt Idler Pulley for Acura - 36320

    Gates® Drivealign Drive Belt Idler Pulley for Acura

    PartNumber: 36320
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed Grooved
    • Material: Steel
    • Number of Grooves: 7
    • Number Of Pulleys: 1
    • Outside Diameter: 76 mm
    • Pulley 1 Flanged: Yes
    • UPC: 072053398823
    • Width: 29.5 mm
    • Part Description: Acura Drivealign Drive Belt Idler Pulley
    More Info
    $26.65
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Acura - 89148

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Acura

    PartNumber: 89148
    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: 82
    • Pulley Width: 27
    • UPC: 036687633569
    • Part Description: Acura No Slack Light Duty Idler Tensioner Pulley
    More Info
    $22.69
  • Four Seasons Drive Belt Idler Pulley for Acura - 45975

    Four Seasons® Drive Belt Idler Pulley for Acura

    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: Acura Drive Belt Idler Pulley
    More Info
    $13.76
  • OEM (Genuine) Acura Tensioner Set

    PartNumber: 04317-RCA-305
    OEM Acura Tensioner Set - 04317-RCA-305
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 10.8 x 6.5 x 4.7 inches
    • Item Weight: 2.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 31170-RCA-A01, 31170-RCA-A02
    • Part Description: Acura Tensioner Set
    More Info
    $247.63 MSRP: $353.66
    You Save: $106.03 (30%)
  • Gates Drivealign Drive Belt Idler Pulley for Acura - 38031

    Gates® Drivealign Drive Belt Idler Pulley for Acura

    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: Acura Drivealign Drive Belt Idler Pulley
    More Info
    $23.64
  • Dayco No Slack Light Duty New Style Idler Tensioner Pulley for Acura - 89006

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

    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: Acura No Slack Light Duty New Style Idler Tensioner Pulley
    More Info
    $18.94
  • Four Seasons Back Drive Belt Idler Pulley for Acura - 45979

    Four Seasons® Back Drive Belt Idler Pulley for Acura

    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: Acura Back Drive Belt Idler Pulley
    More Info
    $13.63
  • OEM (Genuine) Acura Tensioner Assembly, Automatic

    PartNumber: 31170-RAA-A02
    OEM Acura Tensioner Assembly, Automatic - 31170-RAA-A02
    Product Specifications
    • Other Names: Belt Tensioner, Tensioner
    • Item Dimensions: 7.5 x 6.0 x 5.0 inches
    • Item Weight: 3.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Acura Tensioner Assembly, Automatic
    More Info
    $115.57 MSRP: $163.25
    You Save: $47.68 (30%)
  • Gates Drivealign Drive Belt Idler Pulley for Acura - 38005

    Gates® Drivealign Drive Belt Idler Pulley for Acura

    PartNumber: 38005
    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: 3.23"
    • Pulley 1 Flanged: No
    • UPC: 072053415292
    • Width: 30.5 mm
    • Part Description: Acura Drivealign Drive Belt Idler Pulley
    More Info
    $21.20
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Acura - 89008

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Acura

    PartNumber: 89008
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: N
    • Groove Quantity: 7
    • Material: Polymer
    • Max Belt Width: 07 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 76
    • Pulley Width: 30
    • UPC: 038244156962
    • Part Description: Acura No Slack Light Duty Idler Tensioner Pulley
    More Info
    $22.43
  • Four Seasons Drive Belt Idler Pulley for Acura - 45969

    Four Seasons® Drive Belt Idler Pulley for Acura

    PartNumber: 45969
    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: 82.550
    • Outside Diameter: 3.250
    • Pulley Type: Back Idler
    • Pulley Width IN: 1.062
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459694
    • Width: 27
    • Part Description: Acura Drive Belt Idler Pulley
    More Info
    $13.43
  • OEM (Genuine) Acura Idler Assembly

    PartNumber: 31140-RL5-A01
    OEM Acura Idler Assembly - 31140-RL5-A01
    Product Specifications
    • Item Dimensions: 9.4 x 7.2 x 3.6 inches
    • Item Weight: 2.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 31140-RL5-A00
    • Part Description: Acura Idler Assembly
    More Info
    $255.29 MSRP: $364.61
    You Save: $109.32 (30%)
  • Gates Drivealign Drive Belt Idler Pulley for Acura - 38001

    Gates® Drivealign Drive Belt Idler Pulley for Acura

    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: Acura Drivealign Drive Belt Idler Pulley
    More Info
    $18.88
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Acura - 89038

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Acura

    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: Acura No Slack Light Duty Idler Tensioner Pulley
    More Info
    $21.97
  • Four Seasons Drive Belt Idler Pulley for Acura - 45996

    Four Seasons® Drive Belt Idler Pulley for Acura

    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: Acura Drive Belt Idler Pulley
    More Info
    $13.54
  • OEM (Genuine) Acura Pulley, Idle

    PartNumber: 38942-P1R-000
    OEM Acura Pulley, Idle - 38942-P1R-000
    Product Specifications
    • Other Names: Idler Pulley
    • Item Dimensions: 3.3 x 2.9 x 1.7 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 38942-PV1-000
    • Part Description: Acura Pulley, Idle
    More Info
    $63.79 MSRP: $89.73
    You Save: $25.94 (29%)
  • Gates Drivealign Drive Belt Idler Pulley for Acura - 38006

    Gates® Drivealign Drive Belt Idler Pulley for Acura

    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: Acura Drivealign Drive Belt Idler Pulley
    More Info
    $19.12
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About Acura Idler Pulley

Acura influenced the automobile industry. Acura is famous for its great features, performance, and parts. Classic parts like the idler pulley contribute to the success of the brand. There can be one or more idler pulleys along the timing chain and each can come in different sizes. The main function of the idler pulley is to provide tension and conduct the engine drive belt.
Acura offers reliability and practicality to customers. But there will be several problems after the idler pulley parts have been used for years. It provides tension and helps guide the belt to the proper routing. An idler pulley should be replaced every 50,000 to 100,000 miles. It is easy to buy needed Acura parts at nearly wholesale prices online. Get impressive services and upkeep here with performance Acura parts.