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Replacement and OEM Parts for 2008 GMC Sierra 2500 HD Timing Belts, Chains, Cams & Related Parts

2008 GMC Sierra 2500 HD Timing Belts, Chains, Cams & Related Parts

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Engine & Drivetrain

125 products about 2008 GMC Sierra 2500 HD Timing Belts, Chains, Cams & Related Parts found

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  • OEM 2008 GMC Sierra 2500 HD AC Belt Diagram - 12576447
    View Related Parts

    OEM (Genuine) 2008 GMC Sierra 2500 HD AC Belt

    PartNumber: 12576447
    OEM 2008 GMC Sierra 2500 HD AC Belt - 12576447
    Product Specifications
    • Notes: 4.8, 5.3, 6.0 & 6.2 Liter; Silverado, Sierra; 6.0l
    • Other Names: AC Belt, Serpentine Belt
    • Item Dimensions: 9.1 x 3.6 x 0.9 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12554028, 12569346
    • Part Description: 2008 GMC Sierra 2500 HD AC Belt
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    $22.66 MSRP: $41.04
    You Save: $18.38 (45%)
  • OEM 2008 GMC Sierra 2500 HD AC Belt Diagram - 12576447
    View Related Parts

    OEM (Genuine) 2008 GMC Sierra 2500 HD AC Belt

    PartNumber: 12576447
    OEM 2008 GMC Sierra 2500 HD AC Belt - 12576447
    Product Specifications
    • Notes: 4.8, 5.3, 6.0 & 6.2 Liter; Silverado, Sierra; 6.0l
    • Other Names: AC Belt, Serpentine Belt
    • Item Dimensions: 9.1 x 3.6 x 0.9 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12554028, 12569346
    • Part Description: 2008 GMC Sierra 2500 HD AC Belt
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    $22.66 MSRP: $41.04
    You Save: $18.38 (45%)
  • OEM 2008 GMC Sierra 2500 HD AC Belt Diagram - 12576447
    View Related Parts

    OEM (Genuine) 2008 GMC Sierra 2500 HD AC Belt

    PartNumber: 12576447
    OEM 2008 GMC Sierra 2500 HD AC Belt - 12576447
    Product Specifications
    • Notes: 4.8, 5.3, 6.0 & 6.2 Liter; Silverado, Sierra; 6.0l
    • Other Names: AC Belt, Serpentine Belt
    • Item Dimensions: 9.1 x 3.6 x 0.9 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12554028, 12569346
    • Part Description: 2008 GMC Sierra 2500 HD AC Belt
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    $22.66 MSRP: $41.04
    You Save: $18.38 (45%)
  • OEM 2008 GMC Sierra 2500 HD AC Belt Diagram - 12576447
    View Related Parts

    OEM (Genuine) 2008 GMC Sierra 2500 HD AC Belt

    PartNumber: 12576447
    OEM 2008 GMC Sierra 2500 HD AC Belt - 12576447
    Product Specifications
    • Notes: 4.8, 5.3, 6.0 & 6.2 Liter; Silverado, Sierra; 6.0l
    • Other Names: AC Belt, Serpentine Belt
    • Item Dimensions: 9.1 x 3.6 x 0.9 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12554028, 12569346
    • Part Description: 2008 GMC Sierra 2500 HD AC Belt
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS
    $22.66 MSRP: $41.04
    You Save: $18.38 (45%)
  • OEM 2008 GMC Sierra 2500 HD Seal, Engine Front Cover Diagram - 12585673
    View Related Parts

    OEM (Genuine) 2008 GMC Sierra 2500 HD Seal, Engine Front Cover

    PartNumber: 12585673
    OEM 2008 GMC Sierra 2500 HD Seal, Engine Front Cover - 12585673
    Product Specifications
    • Notes: 4.8, 5.3, 6.0 & 6.2 Liter; Silverado, Sierra
    • Item Dimensions: 3.5 x 3.5 x 0.4 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12550565, 12561244
    • Part Description: 2008 GMC Sierra 2500 HD Seal, Engine Front Cover
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
    $23.14 MSRP: $45.94
    You Save: $22.80 (50%)
  • OEM 2008 GMC Sierra 2500 HD Seal, Engine Front Cover Diagram - 12585673
    View Related Parts

    OEM (Genuine) 2008 GMC Sierra 2500 HD Seal, Engine Front Cover

    PartNumber: 12585673
    OEM 2008 GMC Sierra 2500 HD Seal, Engine Front Cover - 12585673
    Product Specifications
    • Notes: 4.8, 5.3, 6.0 & 6.2 Liter; Silverado, Sierra
    • Item Dimensions: 3.5 x 3.5 x 0.4 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12550565, 12561244
    • Part Description: 2008 GMC Sierra 2500 HD Seal, Engine Front Cover
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
    $23.14 MSRP: $45.94
    You Save: $22.80 (50%)
  • Dorman Oe Solutions Steel Variable Timing Sprocket for 2008 GMC Sierra 2500 HD - 918-186

    Dorman® Oe Solutions Steel Variable Timing Sprocket for 2008 GMC Sierra 2500 HD

    PartNumber: 918-186
    Product Specifications
    • Attachment Type: Bolt
    • Color: Silver
    • Diameter: 5.342"
    • Grade Type: Standard
    • Height: 1.64"
    • Material: Steel
    • OE Part Number: 12606358
    • Overall Length: 5.342"
    • UPC: 885484591868
    • Part Description: 2008 GMC Sierra 2500 HD Oe Solutions Steel Variable Timing Sprocket
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $86.69
  • Dorman OE Solutions Center Inner Regular Grade Type Harmonic Balancer Assembly Kit for 2008 GMC Sierra 2500 HD - 594-209

    Dorman® OE Solutions Center Inner Regular Grade Type Harmonic Balancer Assembly Kit for 2008 GMC Sierra 2500 HD

    PartNumber: 594-209
    Product Specifications
    • Notes: Direct Replacement
    • Color/Finish: Black
    • Degree Markings: No
    • Drive Belt Type: Serpentine
    • Grade Type: Regular
    • OE Part Number: 12553112, 12576652, 12634105, 19300488, 8-12576-652-0, 8-12634-105-0, 12617538, 8193004880, 8126152970
    • UPC: 019495118732
    • Part Description: 2008 GMC Sierra 2500 HD OE Solutions Center Inner Regular Grade Type Harmonic Balancer Assembly Kit
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $83.71
  • Gates Micro V V Ribbed Belt for 2008 GMC Sierra 2500 HD - K061380A

    Gates® Micro V V Ribbed Belt for 2008 GMC Sierra 2500 HD

    PartNumber: K061380A
    Product Specifications
    • Notes: W/Dual Alts; OE Exact; OE Exact Aramid Cord Belt
    • OE Comparison Rating: OE Exact
    • Outside Circumference: 3521 mm
    • Rib Quantity: 6
    • Section: K
    • Top Width: 20 mm
    • UPC: 770075615965
    • Part Description: 2008 GMC Sierra 2500 HD Micro V V Ribbed Belt
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
    $66.96
  • OEM 2008 GMC Sierra 2500 HD Serpentine Idler Pulley Diagram - 12669569
    View Related Parts

    OEM (Genuine) 2008 GMC Sierra 2500 HD Serpentine Idler Pulley

    PartNumber: 12669569
    OEM 2008 GMC Sierra 2500 HD Serpentine Idler Pulley - 12669569
    Product Specifications
    • Notes: 4.8, 5.3, 6.0 & 6.2 Liter; Silverado, Sierra; 4.3l, 4.8l, 5.3l, 6.0l
    • 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: 2008 GMC Sierra 2500 HD Serpentine Idler Pulley
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    $54.20 MSRP: $102.28
    You Save: $48.08 (48%)
  • OEM 2008 GMC Sierra 2500 HD Serpentine Idler Pulley Diagram - 12669569
    View Related Parts

    OEM (Genuine) 2008 GMC Sierra 2500 HD Serpentine Idler Pulley

    PartNumber: 12669569
    OEM 2008 GMC Sierra 2500 HD Serpentine Idler Pulley - 12669569
    Product Specifications
    • Notes: 4.8, 5.3, 6.0 & 6.2 Liter; Silverado, Sierra; 4.3l, 4.8l, 5.3l, 6.0l
    • 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: 2008 GMC Sierra 2500 HD Serpentine Idler Pulley
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    $54.20 MSRP: $102.28
    You Save: $48.08 (48%)
  • OEM 2008 GMC Sierra 2500 HD Serpentine Idler Pulley Diagram - 12669569
    View Related Parts

    OEM (Genuine) 2008 GMC Sierra 2500 HD Serpentine Idler Pulley

    PartNumber: 12669569
    OEM 2008 GMC Sierra 2500 HD Serpentine Idler Pulley - 12669569
    Product Specifications
    • Notes: 4.8, 5.3, 6.0 & 6.2 Liter; Silverado, Sierra; 4.3l, 4.8l, 5.3l, 6.0l
    • 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: 2008 GMC Sierra 2500 HD Serpentine Idler Pulley
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
    $54.20 MSRP: $102.28
    You Save: $48.08 (48%)
  • Dorman OE Solutions Aluminum Timing Chain Cover for 2008 GMC Sierra 2500 HD - 635-517

    Dorman® OE Solutions Aluminum Timing Chain Cover for 2008 GMC Sierra 2500 HD

    PartNumber: 635-517
    Product Specifications
    • Color/Finish: Natural
    • Grade Type: Regular
    • Length: 13"
    • Material: Aluminum
    • OE Part Number: 12594939, 8-12594-939-0
    • UPC: 019495413196
    • Width: 11"
    • Part Description: 2008 GMC Sierra 2500 HD OE Solutions Aluminum Timing Chain Cover
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $40.18
  • Dayco DIESEL PERF RACE BALANCER, POWERBOND for 2008 GMC Sierra 2500 HD - PB1649DP

    Dayco® DIESEL PERF RACE BALANCER, POWERBOND for 2008 GMC Sierra 2500 HD

    PartNumber: PB1649DP
    Product Specifications
    • Bolt Hole Quantity: 0
    • Counterweight Balance: Hub weighted
    • Crank Bore: 1.930; 49.01
    • Crank Trigger/Exciter Plate: No
    • Hardware Included: No
    • Installation Instructions Included: No
    • Nose Outside Diameter: 0; 0.00
    • Number of Integrated Pulleys: 1
    • Outer Ring Material: Steel
    • Overall Outside Diameter: 198.00; 7.796
    • Overall Width: 2.707; 68.75
    • Pulley 1 Number Of Grooves: 6
    • Pulley 1 Outside Diameter: 192.000; 7.560
    • Pulley 1 Type: Serpentine
    • Ring Width: 2.619; 66.50
    • Timing Marks: Yes
    • Woodruff Key Included: No
    • Part Description: 2008 GMC Sierra 2500 HD DIESEL PERF RACE BALANCER, POWERBOND
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
    $425.66
  • Dorman OE Solutions Improved Design Variable Valve Timing Solenoid for 2008 GMC Sierra 2500 HD - 916-886XD

    Dorman® OE Solutions Improved Design Variable Valve Timing Solenoid for 2008 GMC Sierra 2500 HD

    PartNumber: 916-886XD
    Product Specifications
    • Notes: Improved Design; Camshaft Adjuster Magnet
    • Color/Finish: Silver And Zinc-Plated
    • Connector Color: Black
    • Connector Shape: Square
    • Electrical Connection Quantity: 1
    • Electrical Connector Gender: Male
    • Electrical Connector Terminal Quantity: 2
    • Electrical Connector Terminal Type: Blade
    • Electrical Connector Type: Plug and Socket
    • Height: 1.37"
    • Housing Length: 4"
    • Housing Material: Metal
    • Housing Width: 3.4"
    • Item Grade: Standard Replacement
    • Mount Hole Quantity: 3
    • Overall Length: 4"
    • Overall Width: 3.4"
    • Plug/Connector Type: Plug and Socket
    • Quantity of Wires: 0
    • Shaft Diameter: 0.155"
    • Shaft Included: Yes
    • Solenoid Activation Type: Electromagnetic
    • Solenoid Finish: Silver
    • Terminal Gender: Male
    • UPC: 889245459251
    • Voltage: 12V
    • Part Description: 2008 GMC Sierra 2500 HD OE Solutions Improved Design Variable Valve Timing Solenoid
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $31.66
  • Gates Drivealign OE Exact Automatic Belt Tensioner for 2008 GMC Sierra 2500 HD - 38172

    Gates® Drivealign OE Exact Automatic Belt Tensioner for 2008 GMC Sierra 2500 HD

    PartNumber: 38172
    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: Yes
    • UPC: 072053675528
    • Width: 24 mm
    • Part Description: 2008 GMC Sierra 2500 HD Drivealign OE Exact Automatic Belt Tensioner
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
    $57.71
  • Dayco SUPERCHARGER PERF BALANCER, POWERBOND for 2008 GMC Sierra 2500 HD - PBO81190SC10

    Dayco® SUPERCHARGER PERF BALANCER, POWERBOND for 2008 GMC Sierra 2500 HD

    PartNumber: PBO81190SC10
    Product Specifications
    • Bolt Hole Quantity: 9
    • Counterweight Balance: Neutral, no counterweight
    • Crank Bore: 1.481; 37.60
    • Crank Trigger/Exciter Plate: No
    • Hardware Included: No
    • Installation Instructions Included: Yes
    • Nose Outside Diameter: 2.126; 54.00
    • Number of Integrated Pulleys: 2
    • Outer Ring Material: Steel
    • Overall Outside Diameter: 214.00; 8.426
    • Overall Width: 117.50; 4.626
    • Pulley 1 Number Of Grooves: 4
    • Pulley 1 Outside Diameter: 191.200; 7.528
    • Pulley 1 Type: Serpentine
    • Pulley 2 Number Of Grooves: 8
    • Pulley 2 Outside Diameter: 210.000; 8.268
    • Pulley 2 Type: Serpentine
    • Ring Width: 2.569; 65.23
    • Timing Marks: Yes
    • Woodruff Key Included: No
    • Part Description: 2008 GMC Sierra 2500 HD SUPERCHARGER PERF BALANCER, POWERBOND
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $415.62
  • Sealed Power Camshaft Bearing Set for 2008 GMC Sierra 2500 HD - 1923M

    Sealed Power® Camshaft Bearing Set for 2008 GMC Sierra 2500 HD

    PartNumber: 1923M
    Product Specifications
    • Notes: Wide # 1 and 5 Position
    • Package Alert: Full set
    • Part Material: Steel Backed Babbitt or Bronze Alloy
    • Size: Standard
    • UPC: 019826060617
    • Part Description: 2008 GMC Sierra 2500 HD Camshaft Bearing Set
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $26.84
  • Victor Reinz Timing Cover Gasket Set for 2008 GMC Sierra 2500 HD - 15-10237-01

    Victor Reinz® Timing Cover Gasket Set for 2008 GMC Sierra 2500 HD

    PartNumber: 15-10237-01
    Product Specifications
    • Bolt Hole Quantity: 0
    • Color: Color May Vary
    • Complete: Y
    • Configuration: Multi Piece
    • Contains Applications: Y
    • Crankshaft Seal Included: Y
    • Gasket Material: Molded Rubber And Metal
    • Grade Type: Regular
    • Length: 4.380
    • Meets or Exceeds OEM Specs: Y
    • Release Wave: 12/15/2017
    • Thickness: 0.640
    • UPC: 023913661120
    • Width: 4.380
    • Part Description: 2008 GMC Sierra 2500 HD Timing Cover Gasket Set
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
    $103.86
  • Dorman OE Solutions Variable Timing Oil Control Valve for 2008 GMC Sierra 2500 HD - 916-865

    Dorman® OE Solutions Variable Timing Oil Control Valve for 2008 GMC Sierra 2500 HD

    PartNumber: 916-865
    Product Specifications
    • Notes: Valve Assy
    • End 1 Thread Diameter: 0.62"
    • End 1 Thread Type: Fine
    • Gasket or Seal Included: No
    • Length: 3.92"
    • Material: Metal
    • Mount Hole Quantity: 0
    • Port Quantity: 12
    • UPC: 885484890077
    • Part Description: 2008 GMC Sierra 2500 HD OE Solutions Variable Timing Oil Control Valve
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $29.34
  • OEM 2008 GMC Sierra 2500 HD Serpentine Tensioner Diagram - 12609719
    View Related Parts

    OEM (Genuine) 2008 GMC Sierra 2500 HD Serpentine Tensioner

    PartNumber: 12609719
    OEM 2008 GMC Sierra 2500 HD Serpentine Tensioner - 12609719
    Product Specifications
    • Notes: 4.8, 5.3, 6.0 & 6.2 Liter, Drive Belt; Silverado, Sierra; 4.8l, 5.3l, 6.0l, 6.2l
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 6.6 x 4.5 x 4.5 inches
    • Item Weight: 1.90 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12580162, 12554027
    • Part Description: 2008 GMC Sierra 2500 HD Serpentine Tensioner
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
    $61.34 MSRP: $101.54
    You Save: $40.20 (40%)
  • OEM 2008 GMC Sierra 2500 HD Serpentine Tensioner Diagram - 12609719
    View Related Parts

    OEM (Genuine) 2008 GMC Sierra 2500 HD Serpentine Tensioner

    PartNumber: 12609719
    OEM 2008 GMC Sierra 2500 HD Serpentine Tensioner - 12609719
    Product Specifications
    • Notes: 4.8, 5.3, 6.0 & 6.2 Liter, Drive Belt; Silverado, Sierra; 4.8l, 5.3l, 6.0l, 6.2l
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 6.6 x 4.5 x 4.5 inches
    • Item Weight: 1.90 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12580162, 12554027
    • Part Description: 2008 GMC Sierra 2500 HD Serpentine Tensioner
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
    $61.34 MSRP: $101.54
    You Save: $40.20 (40%)
  • OEM 2008 GMC Sierra 2500 HD Serpentine Tensioner Diagram - 12609719
    View Related Parts

    OEM (Genuine) 2008 GMC Sierra 2500 HD Serpentine Tensioner

    PartNumber: 12609719
    OEM 2008 GMC Sierra 2500 HD Serpentine Tensioner - 12609719
    Product Specifications
    • Notes: 4.8, 5.3, 6.0 & 6.2 Liter, Drive Belt; Silverado, Sierra; 4.8l, 5.3l, 6.0l, 6.2l
    • Other Names: Belt Tensioner, Serpentine Tensioner, Tensioner
    • Item Dimensions: 6.6 x 4.5 x 4.5 inches
    • Item Weight: 1.90 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12580162, 12554027
    • Part Description: 2008 GMC Sierra 2500 HD Serpentine Tensioner
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | Base, Denali, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
    $61.34 MSRP: $101.54
    You Save: $40.20 (40%)
  • Dayco No Slack Automatic Belt Tensioner Assembly for 2008 GMC Sierra 2500 HD - 89259

    Dayco® No Slack Automatic Belt Tensioner Assembly for 2008 GMC Sierra 2500 HD

    PartNumber: 89259
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 76
    • Pulley 1 Flat: N
    • Pulley 1 Number Of Grooves: 6
    • Pulley 1 Width: 30.1
    • UPC: 036687244178
    • Part Description: 2008 GMC Sierra 2500 HD No Slack Automatic Belt Tensioner Assembly
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
    $53.88
  • Dorman OE Solutions Steel Harmonic Balancer Bolt for 2008 GMC Sierra 2500 HD - 917-139

    Dorman® OE Solutions Steel Harmonic Balancer Bolt for 2008 GMC Sierra 2500 HD

    PartNumber: 917-139
    Product Specifications
    • Material: Steel
    • OE Part Number: 12557840
    • UPC: 037495332637
    • Part Description: 2008 GMC Sierra 2500 HD OE Solutions Steel Harmonic Balancer Bolt
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $5.06
  • Victor Reinz Timing Cover Gasket Set for 2008 GMC Sierra 2500 HD - 15-10198-01

    Victor Reinz® Timing Cover Gasket Set for 2008 GMC Sierra 2500 HD

    PartNumber: 15-10198-01
    Product Specifications
    • Bolt Hole Quantity: 8
    • Color: Color May Vary
    • Complete: Y
    • Configuration: Multi Piece
    • Contains Applications: Y
    • Crankshaft Seal Included: Y
    • Gasket Material: Molded Rubber And Metal
    • Grade Type: Regular
    • Length: 12.750
    • Meets or Exceeds OEM Specs: Y
    • Release Wave: 12/15/2017
    • Thickness: 0.085
    • UPC: 023913660734
    • Width: 10.625
    • Part Description: 2008 GMC Sierra 2500 HD Timing Cover Gasket Set
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $50.56
  • Gates Drivealign Drive Belt Idler Pulley for 2008 GMC Sierra 2500 HD - 36177

    Gates® Drivealign Drive Belt Idler Pulley for 2008 GMC Sierra 2500 HD

    PartNumber: 36177
    Product Specifications
    • Notes: w/o AC
    • Bearing Bore Inside Diameter 1: 12 mm
    • Contact Surface: V-Ribbed Grooved
    • Material: Steel
    • Number of Grooves: 6
    • Number Of Pulleys: 1
    • Outside Diameter: 85 mm
    • Pulley 1 Flanged: Yes
    • UPC: 072053392852
    • Width: 29 mm
    • Part Description: 2008 GMC Sierra 2500 HD Drivealign Drive Belt Idler Pulley
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
    $29.47
  • Gates Accessory Belt Drive Kit for 2008 GMC Sierra 2500 HD - 90K-38159

    Gates® Accessory Belt Drive Kit for 2008 GMC Sierra 2500 HD

    PartNumber: 90K-38159
    Product Specifications
    • Notes: {K040378HD, 38159}
    • Belt Outside Circumference: 977
    • Belt Part Number: K040378HD
    • Belt Top Width: 0.56
    • Tensioner Assembly Part Number: 38159
    • UPC: 770075755890
    • Part Description: 2008 GMC Sierra 2500 HD Accessory Belt Drive Kit
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $59.58
  • Four Seasons Idler Tensioner Pulley for 2008 GMC Sierra 2500 HD - 45935

    Four Seasons® Idler Tensioner Pulley for 2008 GMC Sierra 2500 HD

    PartNumber: 45935
    Product Specifications
    • Notes: Grooved; w/o AC
    • Belt Type: Back Idler
    • Belt Width IN: 1.000
    • Belt Width MM: 28.575
    • Bore Dia. IN: .472
    • Color: Black
    • Groove Quantity: 6
    • I.D. MM: 32.0
    • Inside Diameter: 1.18
    • Material: Steel
    • Meets / Exceeds OEM: Yes
    • Mount Hole Qty: 1
    • Mounting Hardware: Not Included
    • O.D. MM: 90.488
    • Outside Diameter: 3.500
    • Pulley Type: Idler Pulley
    • Pulley Width IN: 1.130
    • Pulley Width MM: Idler / Tensioner Pulley
    • Style: Idler / Tensioner Pulley
    • UPC: 096361030800
    • Width: 30
    • Part Description: 2008 GMC Sierra 2500 HD Idler Tensioner Pulley
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
    $19.69
  • BANDO Rib Ace™ V-Ribbed Serpentine Belt for 2008 GMC Sierra 2500 HD - 4PK960

    BANDO® Rib Ace™ V-Ribbed Serpentine Belt for 2008 GMC Sierra 2500 HD

    PartNumber: 4PK960
    Product Specifications
    • Notes: OE: 12576447
    • Effective Length: 37.8"
    • Inch Number: 378K4
    • Rib Quantity: 4
    • Top Width: 0.56"
    • UPC: 649717001018
    • Part Description: 2008 GMC Sierra 2500 HD Rib Ace™ V-Ribbed Serpentine Belt
    More Info
    Vehicle Fitment
    • 2008 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $7.96
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