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  • $66.84 MSRP: $110.64
    You Save: $43.80 (40%)
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 7.1 x 4.6 x 4.3 inches
    • Item Weight: 1.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 10239670, 12456152
    • Part Description: GMC K3500 Serpentine Tensioner
    More Info
  • Gates Drivealign OE Exact Automatic Belt Tensioner for GMC K3500 - 38118
    $45.39
    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: 76 mm
    • Pulley 1 Flanged: No
    • UPC: 072053442489
    • Width: 30.5 mm
    • Part Description: GMC K3500 Drivealign OE Exact Automatic Belt Tensioner
    More Info
  • Dayco No Slack Automatic Belt Tensioner Assembly for GMC K3500 - 89213
    $52.22
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 76
    • Pulley 1 Flat: Y
    • Pulley 1 Width: 26
    • UPC: 038244912193
    • Part Description: GMC K3500 No Slack Automatic Belt Tensioner Assembly
    More Info
  • Gates Drivealign OE Exact Automatic Belt Tensioner for GMC K3500 - 38108
    $52.66
    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: 3.54"
    • Pulley 1 Flanged: No
    • UPC: 072053297706
    • Width: 30.5 mm
    • Part Description: GMC K3500 Drivealign OE Exact Automatic Belt Tensioner
    More Info
  • Dayco No Slack Automatic Belt Tensioner Assembly for GMC K3500 - 89202
    $50.73
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Counter Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 90
    • Pulley 1 Flat: Y
    • Pulley 1 Width: 27
    • UPC: 038244912063
    • Part Description: GMC K3500 No Slack Automatic Belt Tensioner Assembly
    More Info
  • Gates Drivealign OE Improved Automatic Belt Tensioner for GMC K3500 - 38248
    $56.57
    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 Improved
    • Outside Diameter: 90 mm
    • Pulley 1 Flanged: No
    • UPC: 770075250029
    • Width: 26.3 mm
    • Part Description: GMC K3500 Drivealign OE Improved Automatic Belt Tensioner
    More Info
  • Dayco No Slack Automatic Belt Tensioner Assembly for GMC K3500 - 89201
    $43.49
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 90
    • Pulley 1 Flat: Y
    • Pulley 1 Width: 27
    • UPC: 038244910052
    • Part Description: GMC K3500 No Slack Automatic Belt Tensioner Assembly
    More Info
  • Gates Drivealign Automatic Belt Tensioner for GMC K3500 - 38143
    $52.10
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: Smooth/Backside
    • Material: Thermoplastic
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Performance
    • Outside Diameter: 3.54"
    • Pulley 1 Flanged: No
    • UPC: 072053525823
    • Width: 36 mm
    • Part Description: GMC K3500 Drivealign Automatic Belt Tensioner
    More Info
  • Dayco No Slack Automatic Belt Tensioner Assembly for GMC K3500 - 89228
    $39.13
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 90
    • Pulley 1 Flat: N
    • Pulley 1 Number Of Grooves: 4
    • Pulley 1 Width: 23.5
    • UPC: 036687000057
    • Part Description: GMC K3500 No Slack Automatic Belt Tensioner Assembly
    More Info
  • Gates Drivealign OE Exact Automatic Belt Tensioner for GMC K3500 - 38267
    $51.95
    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: 3.54"
    • Pulley 1 Flanged: No
    • UPC: 072053509229
    • Width: 37 mm
    • Part Description: GMC K3500 Drivealign OE Exact Automatic Belt Tensioner
    More Info
  • Dayco No Slack Automatic Belt Tensioner Assembly for GMC K3500 - 89231
    $34.35
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 70
    • Pulley 1 Flat: N
    • Pulley 1 Number Of Grooves: 6
    • Pulley 1 Width: 28.3
    • UPC: 036687119537
    • Part Description: GMC K3500 No Slack Automatic Belt Tensioner Assembly
    More Info
  • Gates Drivealign Automatic Belt Tensioner for GMC K3500 - 38135
    $44.35
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed Grooved
    • Material: Thermoplastic
    • Number of Grooves: 4
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Performance
    • Outside Diameter: 90 mm
    • UPC: 072053487725
    • Width: 22 mm
    • Part Description: GMC K3500 Drivealign Automatic Belt Tensioner
    More Info
  • Gates Drivealign OE Improved Automatic Belt Tensioner for GMC K3500 - 38103
    $40.99
    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 Improved
    • Outside Diameter: 70 mm
    • UPC: 072053297607
    • Width: 25 mm
    • Part Description: GMC K3500 Drivealign OE Improved Automatic Belt Tensioner
    More Info
  • Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner
    • Item Dimensions: 5.1 x 5.2 x 11.2 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC K3500 Serpentine Tensioner
    More Info
  • Product Specifications
    • Item Dimensions: 11.5 x 5.0 x 4.8 inches
    • Item Weight: 2.90 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 10183939, 12558520
    • Part Description: GMC K3500 Tensioner, Drive Belt
    More Info
  • Product Specifications
    • Other Names: Belt Tensioner
    • Item Dimensions: 5.1 x 5.2 x 11.6 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 10187655
    • Part Description: GMC K3500 Tensioner Asm-Drive Belt
    More Info
  • Product Specifications
    • Other Names: Belt Tensioner, Fan Belt, Serpentine Tensioner
    • Item Dimensions: 8.2 x 3.6 x 2.9 inches
    • Item Weight: 2.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC K3500 Tensioner, Drive Belt
    More Info
  • Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 5.9 x 5.5 x 5.5 inches
    • Item Weight: 1.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC K3500 Tensioner, Drive Belt
    More Info
  • Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 7.9 x 3.7 x 2.7 inches
    • Item Weight: 2.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC K3500 Tensioner Asm-Drive Belt
    More Info

About GMC K3500 Belt Tensioner

The GMC K3500 is a one-ton pickup truck. It is a car that consistently provides performance. The GMC K3500 comes with plenty of quality 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.
Although the GMC K3500 has lots of auto parts with impressive performance, the belt tensioner still needs repair and maintenance after a long time of usage. The GMC K3500 belt tensioner ensures the belt has the correct tension throughout the belt routing. The removal process for the GMC K3500 belt tensioner is as follows. First, remove accessories in the way if needed (water pump, alternator, radiator hoses). Next, remove the belt from the accessories, and then remove the mounting bolts for the tensioner. Finally, pull the tensioner away from its location and compare it to the new unit. We are here for you 24/7 online. Great delivery services are offered to car buyers.