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  • $81.33 MSRP: $153.48
    You Save: $72.15 (48%)
    Product Specifications
    • Other Names: Idler Pulley, Serpentine Idler Pulley
    • Item Dimensions: 6.8 x 4.4 x 4.4 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12555609, 12580771
    • Part Description: Cadillac Serpentine Idler Pulley
    More Info
  • Gates Drivealign Drive Belt Idler Pulley for Cadillac - 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 Drivealign Drive Belt Idler Pulley
    More Info
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Cadillac - 89513
    $60.09
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 17.5
    • Belt Type: Serpentine
    • Flat: N
    • Groove Quantity: 5
    • Material: Steel
    • Max Belt Width: 05 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 70
    • Pulley Width: 24
    • UPC: 036687783042
    • Part Description: Cadillac No Slack Light Duty Idler Tensioner Pulley
    More Info
  • Four Seasons Drive Belt Idler Pulley for Cadillac - 45083
    $31.71
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.000
    • Belt Width MM: 25.4
    • Bore Dia. IN: .394
    • Color: Black
    • Groove Quantity: Smooth
    • I.D. MM: 10.000
    • Inside Diameter: 0.390625
    • Material: Steel
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Included
    • O.D. MM: 70.0
    • Outside Diameter: 2.750
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.062
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361085701
    • Width: 25.4
    • Part Description: Cadillac Drive Belt Idler Pulley
    More Info
  • $83.43 MSRP: $157.44
    You Save: $74.01 (48%)
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 4.8 x 3.1 x 2.7 inches
    • Item Weight: 1.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12562065, 12565372
    • Part Description: Cadillac Serpentine Tensioner
    More Info
  • Gates Drivealign Drive Belt Idler Pulley for Cadillac - 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 Drivealign Drive Belt Idler Pulley
    More Info
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Cadillac - 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 No Slack Light Duty Idler Tensioner Pulley
    More Info
  • Four Seasons Drive Belt Idler Pulley for Cadillac - 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 Drive Belt Idler Pulley
    More Info
  • $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 Idler Pulley
    More Info
  • Gates Drivealign Drive Belt Idler Pulley for Cadillac - 36110
    $29.59
    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: 70 mm
    • Pulley 1 Flanged: No
    • UPC: 072053204797
    • Width: 25.5 mm
    • Part Description: Cadillac Drivealign Drive Belt Idler Pulley
    More Info
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Cadillac - 89131
    $43.13
    Product Specifications
    • Bearing Inner Diameter 1: 10.3
    • 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: 036687558213
    • Part Description: Cadillac No Slack Light Duty Idler Tensioner Pulley
    More Info
  • Four Seasons Drive Belt Idler Pulley for Cadillac - 45072
    $16.71
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.3125
    • 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: 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: 1.18
    • Pulley Width MM: 30
    • Style: Idler / Tensioner Pulley
    • UPC: 096361450721
    • Width: 30
    • Part Description: Cadillac 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 Idler Pulley
    More Info
  • Gates Drivealign Drive Belt Idler Pulley for Cadillac - 38041
    $43.86
    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: 76 mm
    • Pulley 1 Flanged: No
    • UPC: 072053695618
    • Width: 30.5 mm
    • Part Description: Cadillac Drivealign Drive Belt Idler Pulley
    More Info
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Cadillac - 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 No Slack Light Duty Idler Tensioner Pulley
    More Info
  • Four Seasons Drive Belt Idler Pulley for Cadillac - 45065
    $25.40
    Product Specifications
    • Belt Type: V-Belt
    • Belt Width IN: 0.500
    • Belt Width MM: 12.700
    • Bore Dia. IN: .67
    • 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: 96.838
    • Outside Diameter: 3.8125
    • Pulley Type: Idler Pulley
    • Pulley Width IN: .75
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361450653
    • Width: 19
    • Part Description: Cadillac 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 Tensioner Pulley
    More Info
  • Gates Drivealign Drive Belt Idler Pulley for Cadillac - 38025
    $41.76
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed
    • Material: Thermoplastic
    • Number of Grooves: 3
    • Number Of Pulleys: 1
    • Outside Diameter: 2.05"
    • Pulley 1 Flanged: Yes
    • UPC: 072053559682
    • Width: 15 mm
    • Part Description: Cadillac Drivealign Drive Belt Idler Pulley
    More Info
  • Four Seasons Upper Drive Belt Idler Pulley for Cadillac - 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 Upper 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 Serpentine Tensioner
    More Info
  • Gates Drivealign Drive Belt Idler Pulley for Cadillac - 36299
    $27.24
    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: 072053394078
    • Width: 31 mm
    • Part Description: Cadillac Drivealign Drive Belt Idler Pulley
    More Info
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Cadillac - 89145
    $33.01
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 12
    • Belt Type: Serpentine
    • Flat: N
    • Groove Quantity: 3
    • Material: Polymer
    • Max Belt Width: 03 Rib
    • Number of Bearings: 1
    • Pulley Outside Diameter: 54
    • Pulley Width: 15.1
    • UPC: 036687633439
    • Part Description: Cadillac No Slack Light Duty Idler Tensioner Pulley
    More Info
  • Four Seasons Drive Belt Idler Pulley for Cadillac - 45957
    $19.03
    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: Cadillac Drive Belt Idler Pulley
    More Info
  • $481.06 MSRP: $763.62
    You Save: $282.56 (38%)
    Product Specifications
    • Other Names: Crankshaft
    • Item Dimensions: 8.1 x 6.1 x 26.5 inches
    • Item Weight: 66.50 Pounds
    • Replaced by: 19431873
    • Part Description: Cadillac Crankshaft
    More Info
  • Gates Drivealign Drive Belt Idler Pulley for Cadillac - 36169
    $26.53
    Product Specifications
    • Bearing Bore Inside Diameter 1: 12 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number of Grooves: 0
    • Number Of Pulleys: 1
    • Outside Diameter: 60 mm
    • Pulley 1 Flanged: No
    • UPC: 072053392777
    • Width: 21.25 mm
    • Part Description: Cadillac Drivealign Drive Belt Idler Pulley
    More Info
  • Dayco No Slack Light Duty Idler Tensioner Pulley for Cadillac - 89036
    $26.19
    Product Specifications
    • Bearing Inner Diameter 1: 17
    • Bearing Width: 12
    • Belt Type: V-belt
    • Flat: N
    • Material: Steel
    • Max Belt Width: 1/2 In.
    • Number of Bearings: 1
    • Pulley Outside Diameter: 81
    • Pulley Width: 16.4
    • UPC: 036687192752
    • Part Description: Cadillac No Slack Light Duty Idler Tensioner Pulley
    More Info
  • Four Seasons Drive Belt Idler Pulley for Cadillac - 45990
    $17.37
    Product Specifications
    • Belt Type: Serpentine
    • Belt Width IN: 1.000
    • Belt Width MM: 25.400
    • Bore Dia. IN: .47
    • Color: Black
    • Groove Quantity: Smooth
    • I.D. MM: 12.0
    • Inside Diameter: 0.46875
    • 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: 096361459908
    • Width: 25.4
    • Part Description: Cadillac 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 Pulley
    More Info
  • Gates Drivealign Drive Belt Idler Pulley for Cadillac - 38037
    $25.52
    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: Cadillac Drivealign Drive Belt Idler Pulley
    More Info
  • Dayco No Slack Light Duty New Style Idler Tensioner Pulley for Cadillac - 89006
    $20.80
    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: Cadillac No Slack Light Duty New Style Idler Tensioner Pulley
    More Info
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About Cadillac Idler Pulley

Cadillac focuses on luxury vehicles. Because of its unique design and parts, athletes and actors have become big fans. Classic parts like idler pulley parts contribute to the success of Cadillac. A faulty idler pulley can cause overheating, stalling, and a decline in tension.
Cadillac provides a large selection of high-performance parts. But after a long time, the worn Cadillac idler pulley parts might cause huge problems. The idler pulley parts provide tension. They help guide the belt to the proper routing. The removal process is as follows. Firstly, open the hood. Next, remove the engine drive belt. Then, locate the idler pulley. Remove the mounting bolt for the idler pulley. Finally, remove the pulley from the engine. We put much emphasis on the quality of different Cadillac parts and accessories online. We provide considerate and nice services to consumers.