Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
Replacement Parts for Mitsubishi Idler Pulley
Select your vehicle for the best product fit
  • Select Vehicle by Model
  • Select Vehicle by VIN
Select Make
Select Model
Select Year
or

Mitsubishi Idler Pulley

< Back to View All
Timing Belts, Chains, Cams & Related Parts
  • Department
  • Brands
  • Prices

44 Products found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • Gates Drivealign Drive Belt Idler Pulley for Mitsubishi - 36272

    Gates® Drivealign Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 36272
    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: 072053393798
    • Width: 30 mm
    • Part Description: Mitsubishi Drivealign Drive Belt Idler Pulley
    More Info
    $91.07
  • Four Seasons Drive Belt Idler Pulley for Mitsubishi - 45062

    Four Seasons® Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 45062
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 0.875
    • Belt Width MM: 22.225
    • Bore Dia. IN: .47
    • Color: Black
    • Groove Quantity: Smooth
    • I.D. MM: 12.0
    • Inside Diameter: .47
    • Material: Steel
    • 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
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361450622
    • Width: 25.4
    • Part Description: Mitsubishi Drive Belt Idler Pulley
    More Info
    $28.27
  • Gates Drivealign Drive Belt Idler Pulley for Mitsubishi - 36271

    Gates® Drivealign Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 36271
    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: 072053393781
    • Width: 22 mm
    • Part Description: Mitsubishi Drivealign Drive Belt Idler Pulley
    More Info
    $60.54
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Mitsubishi - 89504

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Mitsubishi

    PartNumber: 89504
    Product Specifications
    • Bearing Inner Diameter 1: 10.3
    • Bearing Width: 22
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 05 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 75
    • Pulley Width: 22
    • UPC: 036687766557
    • Part Description: Mitsubishi No Slack Light Duty Idler Tensioner Pulley
    More Info
    $57.21
  • Four Seasons Drive Belt Idler Pulley for Mitsubishi - 45957

    Four Seasons® Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 45957
    Product Specifications
    • Belt Type: V-Belt
    • Belt Width IN: 0.500
    • Belt Width MM: 12.700
    • Bore Dia. IN: .69
    • Color: Black
    • Groove Quantity: 1
    • 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: 79.375
    • Outside Diameter: 3.125
    • Pulley Type: Idler Pulley
    • Pulley Width IN: .5
    • Pulley Width MM: 12.7
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459571
    • Width: 12.7
    • Part Description: Mitsubishi Drive Belt Idler Pulley
    More Info
    $17.38
  • Gates Drivealign Drive Belt Idler Pulley for Mitsubishi - 36238

    Gates® Drivealign Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 36238
    Product Specifications
    • Bearing Bore Inside Diameter 1: 10.2 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number of Grooves: 0
    • Number Of Pulleys: 1
    • Outside Diameter: 90 mm
    • Pulley 1 Flanged: Yes
    • UPC: 072053393453
    • Width: 25 mm
    • Part Description: Mitsubishi Drivealign Drive Belt Idler Pulley
    More Info
    $54.12
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Mitsubishi - 89523

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Mitsubishi

    PartNumber: 89523
    Product Specifications
    • Bearing Inner Diameter 1: 10.18
    • Bearing Width: 20
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 04 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 90
    • Pulley Width: 25.5
    • UPC: 036687811417
    • Part Description: Mitsubishi No Slack Light Duty Idler Tensioner Pulley
    More Info
    $47.33
  • Four Seasons Drive Belt Idler Pulley for Mitsubishi - 45975

    Four Seasons® Drive Belt Idler Pulley for Mitsubishi

    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: Mitsubishi Drive Belt Idler Pulley
    More Info
    $13.76
  • Gates Drivealign Drive Belt Idler Pulley for Mitsubishi - 36181

    Gates® Drivealign Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 36181
    Product Specifications
    • Bearing Bore Inside Diameter 1: 10 mm
    • Contact Surface: V-Ribbed
    • Material: Steel
    • Number of Grooves: 4
    • Number Of Pulleys: 1
    • Outside Diameter: 2.95"
    • Pulley 1 Flanged: Yes
    • UPC: 072053392890
    • Width: 21 mm
    • Part Description: Mitsubishi Drivealign Drive Belt Idler Pulley
    More Info
    $43.62
  • Dayco No Slack Upper Light Duty Idler Tensioner Pulley for Mitsubishi - 89533

    Dayco® No Slack Upper Light Duty Idler Tensioner Pulley for Mitsubishi

    PartNumber: 89533
    Product Specifications
    • Bearing Inner Diameter 1: 10.5
    • Bearing Width: 18.7
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 06 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 100
    • Pulley Width: 30
    • UPC: 036687830807
    • Part Description: Mitsubishi No Slack Upper Light Duty Idler Tensioner Pulley
    More Info
    $45.75
  • Four Seasons Drive Belt Idler Pulley for Mitsubishi - 45904

    Four Seasons® Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 45904
    Product Specifications
    • Belt Type: Back Idler
    • Belt Width IN: 0.9375
    • Belt Width MM: 23.8125
    • Bore Dia. IN: .399
    • Color: Black
    • Groove Quantity: Smooth
    • I.D. MM: 10.160
    • Inside Diameter: 0.40625
    • Material: Metal
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Not Included
    • O.D. MM: 90.488
    • Outside Diameter: 3.5625
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.25
    • Pulley Width MM: Idler Pulley
    • Style: Idler Pulley
    • UPC: 096361459045
    • Width: 31.8
    • Part Description: Mitsubishi Drive Belt Idler Pulley
    More Info
    $15.86
  • Gates Drivealign Drive Belt Idler Pulley for Mitsubishi - 36415

    Gates® Drivealign Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 36415
    Product Specifications
    • Bearing Bore Inside Diameter 1: 10.1 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number of Grooves: 0
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Performance
    • Outside Diameter: 3.54"
    • Pulley 1 Flanged: No
    • UPC: 072053072983
    • Width: 30 mm
    • Part Description: Mitsubishi Drivealign Drive Belt Idler Pulley
    More Info
    $37.81
  • Dayco No Slack Light Duty Adjustable Idler Tensioner Pulley for Mitsubishi - 89140

    Dayco® No Slack Light Duty Adjustable Idler Tensioner Pulley for Mitsubishi

    PartNumber: 89140
    Product Specifications
    • Bearing Inner Diameter 1: 10.2
    • Bearing Inner Diameter 2: 20
    • Bearing Width: 24
    • 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: 21
    • UPC: 036687624987
    • Part Description: Mitsubishi No Slack Light Duty Adjustable Idler Tensioner Pulley
    More Info
    $45.57
  • Four Seasons Drive Belt Idler Pulley for Mitsubishi - 45971

    Four Seasons® Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 45971
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: .88
    • Belt Width MM: 22.4
    • 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: 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: Mitsubishi Drive Belt Idler Pulley
    More Info
    $12.39
  • Gates Drivealign Drive Belt Idler Pulley for Mitsubishi - 36330

    Gates® Drivealign Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 36330
    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: 3.15"
    • Pulley 1 Flanged: No
    • UPC: 770075508236
    • Width: 28.5 mm
    • Part Description: Mitsubishi Drivealign Drive Belt Idler Pulley
    More Info
    $28.27
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Mitsubishi - 89137

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Mitsubishi

    PartNumber: 89137
    Product Specifications
    • Bearing Inner Diameter 1: 30
    • Bearing Width: 13
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 05 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 90
    • Pulley Width: 25
    • UPC: 036687625236
    • Part Description: Mitsubishi No Slack Light Duty Idler Tensioner Pulley
    More Info
    $42.45
  • Four Seasons Drive Belt Idler Pulley for Mitsubishi - 45013

    Four Seasons® Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 45013
    Product Specifications
    • Belt Type: Back Idler
    • Belt Width IN: 1.000
    • Belt Width MM: 7.9375
    • Bore Dia. IN: 0.668
    • Color: Black
    • Groove Quantity: Smooth
    • 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: 69.850
    • Outside Diameter: 2.750
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.062
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361450134
    • Width: 25.4
    • Part Description: Mitsubishi Drive Belt Idler Pulley
    More Info
    $13.75
  • Gates Drivealign Drive Belt Idler Pulley for Mitsubishi - 36192

    Gates® Drivealign Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 36192
    Product Specifications
    • Bearing Bore Inside Diameter 1: 10.2 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number Of Pulleys: 1
    • Outside Diameter: 90 mm
    • Pulley 1 Flanged: Yes
    • UPC: 072053392999
    • Width: 30.5 mm
    • Part Description: Mitsubishi Drivealign Drive Belt Idler Pulley
    More Info
    $27.41
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Mitsubishi - 89029

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Mitsubishi

    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: Mitsubishi No Slack Light Duty Idler Tensioner Pulley
    More Info
    $40.85
  • Four Seasons Fixed Drive Belt Idler Pulley for Mitsubishi - 45902

    Four Seasons® Fixed Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 45902
    Product Specifications
    • Belt Type: V-Belt
    • Belt Width IN: 0.500
    • Belt Width MM: 12.700
    • Bore Dia. IN: .69
    • Color: Grey
    • Groove Quantity: 1
    • 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: 79.375
    • Outside Diameter: 3.125
    • Pulley Type: Idler Pulley
    • Pulley Width IN: .5
    • Pulley Width MM: 12.7
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459021
    • Width: 12.7
    • Part Description: Mitsubishi Fixed Drive Belt Idler Pulley
    More Info
    $13.34
  • Gates Drivealign Lower Drive Belt Idler Pulley for Mitsubishi - 36323

    Gates® Drivealign Lower Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 36323
    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: 2.76"
    • Pulley 1 Flanged: No
    • UPC: 770075441625
    • Width: 24.5 mm
    • Part Description: Mitsubishi Drivealign Lower Drive Belt Idler Pulley
    More Info
    $19.92
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Mitsubishi - 89538

    Dayco® No Slack Light Duty Idler Tensioner Pulley for Mitsubishi

    PartNumber: 89538
    Product Specifications
    • Bearing Inner Diameter 1: 10.7
    • Bearing Inner Diameter 2: 22
    • Bearing Width: 20
    • 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: 21.7
    • UPC: 036687831170
    • Part Description: Mitsubishi No Slack Light Duty Idler Tensioner Pulley
    More Info
    $39.24
  • Four Seasons Drive Belt Idler Pulley for Mitsubishi - 45939

    Four Seasons® Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 45939
    Product Specifications
    • Belt Type: Back Idler
    • Belt Width IN: .866
    • Belt Width MM: 19.1
    • Bore Dia. IN: .394
    • Color: Black
    • Groove Quantity: Smooth
    • I.D. MM: 10.000
    • Inside Diameter: .394
    • Material: Steel
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Not Included
    • O.D. MM: 75.0
    • Outside Diameter: 2.9375
    • Pulley Type: Idler Pulley
    • Pulley Width IN: .866
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361030862
    • Width: 22
    • Part Description: Mitsubishi Drive Belt Idler Pulley
    More Info
    $13.35
  • Gates Drivealign Drive Belt Idler Pulley for Mitsubishi - 38015

    Gates® Drivealign Drive Belt Idler Pulley for Mitsubishi

    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: Mitsubishi Drivealign Drive Belt Idler Pulley
    More Info
    $24.27
  • Dayco No Slack Light Duty Adjustable Idler Tensioner Pulley for Mitsubishi - 89177

    Dayco® No Slack Light Duty Adjustable Idler Tensioner Pulley for Mitsubishi

    PartNumber: 89177
    Product Specifications
    • Bearing Inner Diameter 1: 10
    • Bearing Width: 15
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 07 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 90
    • Pulley Width: 30
    • UPC: 036687704740
    • Part Description: Mitsubishi No Slack Light Duty Adjustable Idler Tensioner Pulley
    More Info
    $34.74
  • Four Seasons Drive Belt Idler Pulley for Mitsubishi - 45906

    Four Seasons® Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 45906
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.1875
    • Belt Width MM: 28.575
    • 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: 90.488
    • Outside Diameter: 3.5625
    • Pulley Type: Back Idler
    • Pulley Width IN: 1.18
    • Pulley Width MM: Idler Pulley
    • Style: Idler Pulley
    • UPC: 096361459069
    • Width: 30
    • Part Description: Mitsubishi Drive Belt Idler Pulley
    More Info
    $14.53
  • Gates Drivealign Drive Belt Idler Pulley for Mitsubishi - 38037

    Gates® Drivealign Drive Belt Idler Pulley for Mitsubishi

    PartNumber: 38037
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Grooved
    • Material: Steel
    • Number of Grooves: 1
    • Number Of Pulleys: 1
    • Outside Diameter: 81 mm
    • Pulley 1 Flanged: No
    • UPC: 072053695588
    • Width: 18 mm
    • Part Description: Mitsubishi Drivealign Drive Belt Idler Pulley
    More Info
    $20.13
  • Dayco No Slack Light Duty Adjustable Idler Tensioner Pulley for Mitsubishi - 89134

    Dayco® No Slack Light Duty Adjustable Idler Tensioner Pulley for Mitsubishi

    PartNumber: 89134
    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: 84
    • Pulley Width: 25
    • UPC: 036687608871
    • Part Description: Mitsubishi No Slack Light Duty Adjustable Idler Tensioner Pulley
    More Info
    $33.50
  • Four Seasons Idler Tensioner Pulley for Mitsubishi - 45926

    Four Seasons® Idler Tensioner Pulley for Mitsubishi

    PartNumber: 45926
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.125
    • Belt Width MM: 28.575
    • Bore Dia. IN: .67
    • Color: Grey
    • 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: 80.00
    • Outside Diameter: 3.15
    • Pulley Type: Back Idler
    • Pulley Width IN: 1.29
    • Pulley Width MM: 31.8
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459267
    • Width: 31.8
    • Part Description: Mitsubishi Idler Tensioner Pulley
    More Info
    $8.71
  • Gates Drivealign Drive Belt Idler Pulley for Mitsubishi - 38009

    Gates® Drivealign Drive Belt Idler Pulley for Mitsubishi

    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: Mitsubishi Drivealign Drive Belt Idler Pulley
    More Info
    $15.36
1-30 of 44 Results
< Previous
12
Next >

About Mitsubishi Idler Pulley

Mitsubishi produces passenger and economy cars and commercial and sport utility vehicles. Mitsubishi grew with the Southeast Asian economy in the mid-1990s, controlling about 25% of the region's truck and car markets. It provides nice idler pulley parts for car buyers. There can be one or more Mitsubishi idler pulley parts along the timing chain and each can come in different sizes. The faulty idler pulley parts can cause overheating, stalling, and a decline in tension.
Mitsubishi offers great and nice products for car buyers. But there will be some problems after idler pulley parts have been used for years. The idler pulley parts provide tension and help guide the belt to the proper routing. The idler pulley parts should be replaced every 50,000 to 100,000 miles. We offer Mitsubishi products of great value online. We offer fast delivery for customers.