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Replacement and OEM Parts for Cadillac CTS Belt Tensioner
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Cadillac CTS Belt Tensioner

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  • OEM (Genuine) Cadillac CTS Serpentine Tensioner

    PartNumber: 12628025
    OEM Cadillac CTS Serpentine Tensioner - 12628025
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 7.9 x 5.7 x 5.5 inches
    • Item Weight: 2.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12622273
    • Part Description: Cadillac CTS Serpentine Tensioner
    More Info
    $144.48 MSRP: $239.13
    You Save: $94.65 (40%)
  • OEM (Genuine) Cadillac CTS Tensioner Asm-Supercharge Belt

    PartNumber: 12622452
    OEM Cadillac CTS Tensioner Asm-Supercharge Belt - 12622452
    Product Specifications
    • Other Names: Serpentine Tensioner, Tensioner
    • Item Dimensions: 8.1 x 5.6 x 5.5 inches
    • Item Weight: 3.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Tensioner Asm-Supercharge Belt
    More Info
    $215.47 MSRP: $321.45
    You Save: $105.98 (33%)
  • Gates Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS - 38328

    Gates® Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS

    PartNumber: 38328
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed Grooved
    • Material: Thermoplastic
    • Number of Grooves: 6
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Exact
    • Outside Diameter: 2.76"
    • Pulley 1 Flanged: No
    • UPC: 770075154808
    • Width: 30 mm
    • Part Description: Cadillac CTS Drivealign OE Exact Automatic Belt Tensioner
    More Info
    $87.19
  • Dayco No Slack Light Duty Automatic Tensioner for Cadillac CTS - 89706

    Dayco® No Slack Light Duty Automatic Tensioner for Cadillac CTS

    PartNumber: 89706
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Counter Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 90
    • Pulley 1 Flat: N
    • Pulley 1 Number Of Grooves: 6
    • Pulley 1 Width: 29.9
    • UPC: 036687916228
    • Part Description: Cadillac CTS No Slack Light Duty Automatic Tensioner
    More Info
    $93.10
  • OEM (Genuine) Cadillac CTS Serpentine Tensioner

    PartNumber: 12626644
    OEM Cadillac CTS Serpentine Tensioner - 12626644
    Product Specifications
    • Item Dimensions: 6.8 x 6.6 x 4.4 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12575509
    • Replaced by: 12715120
    • Part Description: Cadillac CTS Serpentine Tensioner
    More Info
    $81.93 MSRP: $135.65
    You Save: $53.72 (40%)
  • Gates Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS - 38397

    Gates® Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS

    PartNumber: 38397
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Exact
    • Outside Diameter: 2.76"
    • Pulley 1 Flanged: No
    • UPC: 770075304418
    • Width: 31 mm
    • Part Description: Cadillac CTS Drivealign OE Exact Automatic Belt Tensioner
    More Info
    $81.10
  • Dayco No Slack Automatic Belt Tensioner Assembly for Cadillac CTS - 89616

    Dayco® No Slack Automatic Belt Tensioner Assembly for Cadillac CTS

    PartNumber: 89616
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Counter Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 70
    • Pulley 1 Flat: N
    • Pulley 1 Number Of Grooves: 6
    • Pulley 1 Width: 29
    • UPC: 036687782830
    • Part Description: Cadillac CTS No Slack Automatic Belt Tensioner Assembly
    More Info
    $78.34
  • OEM (Genuine) Cadillac CTS Serpentine Tensioner

    PartNumber: 12569301
    OEM Cadillac CTS Serpentine Tensioner - 12569301
    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
    $82.42 MSRP: $136.41
    You Save: $53.99 (40%)
  • Gates Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS - 38419

    Gates® Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS

    PartNumber: 38419
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Exact
    • Outside Diameter: 70 mm
    • Pulley 1 Flanged: No
    • UPC: 770075323174
    • Width: 31 mm
    • Part Description: Cadillac CTS Drivealign OE Exact Automatic Belt Tensioner
    More Info
    $58.10
  • Dayco No Slack Automatic Belt Tensioner Assembly for Cadillac CTS - 89389

    Dayco® No Slack Automatic Belt Tensioner Assembly for Cadillac CTS

    PartNumber: 89389
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Counter Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 70
    • Pulley 1 Flat: Y
    • Pulley 1 Width: 27
    • UPC: 036687704528
    • Part Description: Cadillac CTS No Slack Automatic Belt Tensioner Assembly
    More Info
    $64.03
  • OEM (Genuine) Cadillac CTS Chain Guide

    PartNumber: 12609261
    OEM Cadillac CTS Chain Guide - 12609261
    Product Specifications
    • Other Names: Chain Guide, Tensioner
    • Item Dimensions: 3.1 x 3.1 x 3.1 inches
    • Item Weight: 0.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Chain Guide
    More Info
    $56.54 MSRP: $93.60
    You Save: $37.06 (40%)
  • Gates Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS - 38462

    Gates® Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS

    PartNumber: 38462
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Exact
    • Outside Diameter: 2.56"
    • Pulley 1 Flanged: No
    • UPC: 770075358039
    • Width: 23 mm
    • Part Description: Cadillac CTS Drivealign OE Exact Automatic Belt Tensioner
    More Info
    $65.64
  • Dayco No Slack Automatic Belt Tensioner Assembly for Cadillac CTS - 89386

    Dayco® No Slack Automatic Belt Tensioner Assembly for Cadillac CTS

    PartNumber: 89386
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Counter Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 70
    • Pulley 1 Flat: Y
    • Pulley 1 Width: 27
    • UPC: 036687689511
    • Part Description: Cadillac CTS No Slack Automatic Belt Tensioner Assembly
    More Info
    $56.09
  • OEM (Genuine) Cadillac CTS Tensioner

    PartNumber: 12609259
    OEM Cadillac CTS Tensioner - 12609259
    Product Specifications
    • Other Names: Tensioner
    • Item Dimensions: 3.1 x 3.1 x 3.1 inches
    • Item Weight: 0.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Tensioner
    More Info
    $64.59 MSRP: $106.95
    You Save: $42.36 (40%)
  • Gates Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS - 38418

    Gates® Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS

    PartNumber: 38418
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Exact
    • Outside Diameter: 2.76"
    • Pulley 1 Flanged: No
    • UPC: 770075323198
    • Width: 31 mm
    • Part Description: Cadillac CTS Drivealign OE Exact Automatic Belt Tensioner
    More Info
    $59.54
  • Dayco No Slack Automatic Belt Tensioner Assembly for Cadillac CTS - 89387

    Dayco® No Slack Automatic Belt Tensioner Assembly for Cadillac CTS

    PartNumber: 89387
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Counter Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 70
    • Pulley 1 Flat: Y
    • Pulley 1 Width: 27
    • UPC: 036687689849
    • Part Description: Cadillac CTS No Slack Automatic Belt Tensioner Assembly
    More Info
    $57.62
  • OEM (Genuine) Cadillac CTS Tensioner

    PartNumber: 12609263
    OEM Cadillac CTS Tensioner - 12609263
    Product Specifications
    • Other Names: Tensioner
    • Item Dimensions: 3.0 x 3.1 x 3.0 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Tensioner
    More Info
    $59.21 MSRP: $97.97
    You Save: $38.76 (40%)
  • Gates Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS - 38179

    Gates® Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS

    PartNumber: 38179
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed Grooved
    • Material: Thermoplastic
    • Number of Grooves: 6
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Exact
    • Outside Diameter: 2.99"
    • UPC: 072053811384
    • Width: 25 mm
    • Part Description: Cadillac CTS Drivealign OE Exact Automatic Belt Tensioner
    More Info
    $51.10
  • Dayco No Slack Automatic Belt Tensioner Assembly for Cadillac CTS - 89339

    Dayco® No Slack Automatic Belt Tensioner Assembly for Cadillac CTS

    PartNumber: 89339
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Counter Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 65
    • Pulley 1 Flat: Y
    • Pulley 1 Width: 19
    • UPC: 036687435606
    • Part Description: Cadillac CTS No Slack Automatic Belt Tensioner Assembly
    More Info
    $54.42
  • OEM (Genuine) Cadillac CTS Serpentine Tensioner

    PartNumber: 12663624
    OEM Cadillac CTS Serpentine Tensioner - 12663624
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 5.7 x 5.4 x 5.6 inches
    • Item Weight: 2.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Serpentine Tensioner
    More Info
    $61.85 MSRP: $98.20
    You Save: $36.35 (38%)
  • Gates Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS - 39350

    Gates® Drivealign OE Exact Automatic Belt Tensioner for Cadillac CTS

    PartNumber: 39350
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Exact
    • Outside Diameter: 2.76"
    • Pulley 1 Flanged: No
    • UPC: 770075742999
    • Width: 26
    • Part Description: Cadillac CTS Drivealign OE Exact Automatic Belt Tensioner
    More Info
    $51.39
  • Dayco No Slack Automatic Belt Tensioner Assembly for Cadillac CTS - 89286

    Dayco® No Slack Automatic Belt Tensioner Assembly for Cadillac CTS

    PartNumber: 89286
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Counter Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 76
    • Pulley 1 Flat: N
    • Pulley 1 Number Of Grooves: 6
    • Pulley 1 Width: 26
    • UPC: 036687276001
    • Part Description: Cadillac CTS No Slack Automatic Belt Tensioner Assembly
    More Info
    $48.30
  • OEM (Genuine) Cadillac CTS Serpentine Tensioner

    PartNumber: 12627119
    OEM Cadillac CTS Serpentine Tensioner - 12627119
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner
    • Item Dimensions: 6.1 x 4.2 x 4.1 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Serpentine Tensioner
    More Info
    $61.62 MSRP: $101.97
    You Save: $40.35 (40%)
  • OEM (Genuine) Cadillac CTS Serpentine Tensioner

    PartNumber: 12647765
    OEM Cadillac CTS Serpentine Tensioner - 12647765
    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
    $35.81 MSRP: $59.27
    You Save: $23.46 (40%)
  • OEM (Genuine) Cadillac CTS Timing Tensioner

    PartNumber: 12627109
    OEM Cadillac CTS Timing Tensioner - 12627109
    Product Specifications
    • Other Names: Tensioner, Timing Tensioner
    • Item Dimensions: 3.2 x 3.2 x 3.1 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Timing Tensioner
    More Info
    $41.50 MSRP: $65.90
    You Save: $24.40 (38%)
  • OEM (Genuine) Cadillac CTS Serpentine Tensioner

    PartNumber: 12648980
    OEM Cadillac CTS Serpentine Tensioner - 12648980
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 6.1 x 4.2 x 4.1 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Serpentine Tensioner
    More Info
    $68.82 MSRP: $113.90
    You Save: $45.08 (40%)
  • OEM (Genuine) Cadillac CTS Serpentine Tensioner

    PartNumber: 12577652
    OEM Cadillac CTS Serpentine Tensioner - 12577652
    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
    $101.98 MSRP: $168.81
    You Save: $66.83 (40%)
  • OEM (Genuine) Cadillac CTS Serpentine Tensioner

    PartNumber: 12577655
    OEM Cadillac CTS Serpentine Tensioner - 12577655
    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
    $88.98 MSRP: $167.90
    You Save: $78.92 (48%)
  • OEM (Genuine) Cadillac CTS Tensioner

    PartNumber: 12585551
    OEM Cadillac CTS Tensioner - 12585551
    Product Specifications
    • Other Names: Belt Tensioner, Idler Pulley, Tensioner
    • Item Dimensions: 4.0 x 4.1 x 4.2 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac CTS Tensioner
    More Info
    $17.63 MSRP: $29.15
    You Save: $11.52 (40%)
  • OEM (Genuine) Cadillac CTS Tensioner

    PartNumber: 12674625
    OEM Cadillac CTS Tensioner - 12674625
    Product Specifications
    • Other Names: Tensioner
    • Item Dimensions: 3.1 x 3.1 x 3.0 inches
    • Item Weight: 0.70 Pounds
    • Replaced by: 12713640
    • Part Description: Cadillac CTS Tensioner
    More Info
    $16.49 MSRP: $26.16
    You Save: $9.67 (37%)
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About Cadillac CTS Belt Tensioner

The Cadillac CTS was built based on the GM Sigma II platform. The Cadillac CTS has received much acclaim from drivers and retailers for its excellent riding performance and reliable safety system. It comes with plenty of quality vehicles and parts, including the belt tensioner. The belt tensioner is a pulley that is mounted on a spring mechanism or a pivot mount that you can adjust. A faulty Cadillac CTS belt tensioner can cause the vehicle to have grinding noises, cracks, and worn-out drive belt edges.
Cadillac CTS stands out for its great parts. But you need a new belt tensioner if it is worn or damaged. The belt tensioner ensures the belt has the correct tension throughout the belt routing. The removal process for a Cadillac CTS belt tensioner is as follows: Remove accessories in the way if needed (water pump, alternator, radiator hoses), next remove the belt from the accessories, then remove the mounting bolts for the belt tensioner, and pull the tensioner away from its location and compare it to the new unit. We are online for you 24/7. It is easy to buy Cadillac CTS parts at low prices online.