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  • $169.97 MSRP: $269.88
    You Save: $99.91 (38%)
    Product Specifications
    • Other Names: Idler Pulley
    • Item Dimensions: 6.0 x 5.5 x 2.8 inches
    • Item Weight: 2.00 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Idler Pulley
    More Info
  • Gates Drivealign Drive Belt Idler Pulley for Cadillac CTS - 36348
    $55.85
    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: 2.99"
    • Pulley 1 Flanged: No
    • UPC: 770075525950
    • Width: 28 mm
    • Part Description: Cadillac CTS Drivealign Drive Belt Idler Pulley
    More Info
  • $95.35 MSRP: $151.41
    You Save: $56.06 (38%)
    Product Specifications
    • Other Names: Idler Pulley
    • Item Dimensions: 7.2 x 4.5 x 4.4 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Idler Pulley
    More Info
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Cadillac CTS - 89507
    $47.58
    Product Specifications
    • Bearing Inner Diameter 1: 10.15
    • Bearing Width: 24
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 07 Rib
    • Number of Bearings: 2
    • Pulley Outside Diameter: 76
    • Pulley Width: 28
    • UPC: 036687770912
    • Part Description: Cadillac CTS No Slack Light Duty Idler Tensioner Pulley
    More Info
  • Four Seasons Drive Belt Idler Pulley for Cadillac CTS - 45932
    $29.29
    Product Specifications
    • Belt Type: Back Idler
    • Belt Width IN: 1.0625
    • Belt Width MM: 26.988
    • Bore Dia. IN: .399
    • Color: Black
    • Groove Quantity: Smooth
    • I.D. MM: 10.1
    • Inside Diameter: 0.390625
    • Material: Steel
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Not Included
    • O.D. MM: 76.00
    • Outside Diameter: 3.000
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.130
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459328
    • Width: 28.6
    • Part Description: Cadillac CTS Drive Belt Idler Pulley
    More Info
  • Gates Drivealign Drive Belt Idler Pulley for Cadillac CTS - 36275
    $46.68
    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: 072053393828
    • Width: 29 mm
    • Part Description: Cadillac CTS Drivealign Drive Belt Idler Pulley
    More Info
  • $106.59 MSRP: $201.10
    You Save: $94.51 (47%)
    Product Specifications
    • Other Names: Idler Pulley, Tensioner Pulley
    • Item Dimensions: 7.1 x 4.4 x 4.4 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Tensioner Pulley
    More Info
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Cadillac CTS - 89132
    $41.70
    Product Specifications
    • Bearing Inner Diameter 1: 10.2
    • Bearing Width: 26
    • Belt Type: Serpentine
    • Flat: Y
    • Material: Steel
    • Max Belt Width: 06 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 70
    • Pulley Width: 25.5
    • UPC: 036687558251
    • Part Description: Cadillac CTS No Slack Light Duty Idler Tensioner Pulley
    More Info
  • Four Seasons Upper Drive Belt Idler Pulley for Cadillac CTS - 45081
    $28.16
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.3125
    • Belt Width MM: 34.925
    • Bore Dia. IN: .417
    • Color: Black
    • Groove Quantity: Smooth
    • I.D. MM: 10.000
    • Inside Diameter: 0.46875
    • Material: Steel
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Not Included
    • O.D. MM: 90.0
    • Outside Diameter: 3.54
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.4
    • Pulley Width MM: Idler Pulley
    • Style: Idler Pulley
    • UPC: 096361076617
    • Width: 35
    • Part Description: Cadillac CTS Upper Drive Belt Idler Pulley
    More Info
  • Gates Drivealign Drive Belt Idler Pulley for Cadillac CTS - 36220
    $17.73
    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: 65 mm
    • Pulley 1 Flanged: No
    • UPC: 072053393279
    • Width: 23 mm
    • Part Description: Cadillac CTS Drivealign Drive Belt Idler Pulley
    More Info
  • $82.42 MSRP: $136.41
    You Save: $53.99 (40%)
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 6.0 x 5.5 x 5.4 inches
    • Item Weight: 1.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Serpentine Tensioner
    More Info
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Cadillac CTS - 89135
    $17.26
    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: Cadillac CTS No Slack Light Duty Idler Tensioner Pulley
    More Info
  • Four Seasons Lower Drive Belt Idler Pulley for Cadillac CTS - 45082
    $22.07
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.3125
    • Belt Width MM: 33.338
    • Bore Dia. IN: .413
    • Color: Black
    • Groove Quantity: Smooth
    • I.D. MM: 10.000
    • Inside Diameter: 0.46875
    • Material: Steel
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Not Included
    • O.D. MM: 70.0
    • Outside Diameter: 2.750
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.34
    • Pulley Width MM: Idler Pulley
    • Style: Idler Pulley
    • UPC: 096361076624
    • Width: 35
    • Part Description: Cadillac CTS Lower Drive Belt Idler Pulley
    More Info
  • Gates Drivealign Grooved Drive Belt Idler Pulley for Cadillac CTS - 38008
    $16.58
    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: Cadillac CTS Drivealign Grooved Drive Belt Idler Pulley
    More Info
  • $62.04 MSRP: $102.72
    You Save: $40.68 (40%)
    Product Specifications
    • Other Names: Idler Pulley, Pulley
    • Item Dimensions: 5.0 x 4.4 x 4.5 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12642705
    • Part Description: Cadillac CTS Pulley
    More Info
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Cadillac CTS - 89015
    $16.34
    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: Cadillac CTS No Slack Light Duty Idler Tensioner Pulley
    More Info
  • Four Seasons Drive Belt Idler Pulley for Cadillac CTS - 45971
    $13.64
    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: Cadillac CTS Drive Belt Idler Pulley
    More Info
  • Gates Drivealign Drive Belt Idler Pulley for Cadillac CTS - 38009
    $16.47
    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: Cadillac CTS Drivealign Drive Belt Idler Pulley
    More Info
  • $36.77 MSRP: $60.87
    You Save: $24.10 (40%)
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 6.1 x 5.2 x 3.2 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Serpentine Tensioner
    More Info
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Cadillac CTS - 89009
    $14.52
    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: 76
    • Pulley Width: 28.7
    • UPC: 038244156979
    • Part Description: Cadillac CTS No Slack Light Duty Idler Tensioner Pulley
    More Info
  • Four Seasons Drive Belt Idler Pulley for Cadillac CTS - 45996
    $14.91
    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: Cadillac CTS Drive Belt Idler Pulley
    More Info
  • Gates Drivealign Drive Belt Idler Pulley for Cadillac CTS - 36101
    $13.63
    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: 072053209709
    • Width: 31 mm
    • Part Description: Cadillac CTS Drivealign Drive Belt Idler Pulley
    More Info
  • $78.92 MSRP: $125.32
    You Save: $46.40 (38%)
    Product Specifications
    • Other Names: Idler Pulley, Pulley
    • Item Dimensions: 4.9 x 4.5 x 4.4 inches
    • Item Weight: 2.10 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Pulley
    More Info
  • Four Seasons Drive Belt Idler Pulley for Cadillac CTS - 45084
    $11.50
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 0.500
    • Belt Width MM: 15.9
    • Bore Dia. IN: .67
    • Color: Black
    • 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: Cadillac CTS Drive Belt Idler Pulley
    More Info
  • $51.14 MSRP: $84.65
    You Save: $33.51 (40%)
    Product Specifications
    • Other Names: Idler Pulley, Pulley
    • Item Dimensions: 4.9 x 4.4 x 4.5 inches
    • Item Weight: 1.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12642707, 12668046
    • Part Description: Cadillac CTS Pulley
    More Info
  • Four Seasons Drive Belt Idler Pulley for Cadillac CTS - 45919
    $12.96
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.125
    • Belt Width MM: 28.575
    • Bore Dia. IN: .67
    • Color: Black
    • Groove Quantity: Smooth
    • I.D. MM: 17
    • Inside Diameter: 0.671875
    • Material: Steel
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Included
    • O.D. MM: 69.850
    • Outside Diameter: 2.750
    • Pulley Type: Back Idler
    • Pulley Width IN: 1.18
    • Pulley Width MM: 28.7
    • Style: Idler / Tensioner Pulley
    • UPC: 096361459199
    • Width: 30
    • Part Description: Cadillac CTS Drive Belt Idler Pulley
    More Info
  • $104.74 MSRP: $173.37
    You Save: $68.63 (40%)
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 6.1 x 4.2 x 4.2 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Serpentine Tensioner
    More Info
  • $40.79 MSRP: $85.72
    You Save: $44.93 (53%)
    Product Specifications
    • Other Names: Idler Pulley, Pulley
    • Item Dimensions: 3.2 x 3.1 x 3.1 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Pulley, Belt Idler
    More Info
  • $88.98 MSRP: $167.90
    You Save: $78.92 (48%)
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 6.1 x 4.2 x 4.2 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Serpentine Tensioner
    More Info
  • $32.47 MSRP: $89.62
    You Save: $57.15 (64%)
    Product Specifications
    • Other Names: Idler Pulley, Pulley
    • Item Dimensions: 3.2 x 3.2 x 3.1 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Pulley Asm-Belt Idler
    More Info
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About Cadillac CTS Idler Pulley

The Cadillac CTS is a mid-size luxury saloon. The Cadillac CTS has been named to Car and Driver magazine's Top 10 Best Cars six times and has won two Best Motor Trend Awards. It provides affordable and reliable parts like the idler pulley for car buyers. The idler pulley is essential because it is in charge of routing the timing belt so that it remains in the correct position. The main function of the idler pulley is to provide tension and conduct the engine drive belt.
During the development of the Cadillac CTS, many popular parts have been built. While maintenance and upgrades for the idler pulley are required after a long time of usage. An idler pulley provides tension and helps guide the belt to the proper routing. The removal process for an idler pulley is as follows: First open the hood, next remove the engine drive belt, then locate the idler pulley, remove the mounting bolt for the idler pulley, and remove the pulley from the engine. Consumers can get Cadillac CTS parts and services online 24 hours a day and 7 days a week. There are great Cadillac CTS parts and nice services.