HomeBelts and Cooling > Accessory Drive Belt System ComponentsContinental K49280C Serpentine Belt Drive Component Kit - Accessory Drive
Part #: K49280C

Continental K49280C Serpentine Belt Drive Component Kit - Accessory Drive

Accessory Drive
⚙️ 16 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, GMC, and Isuzu, Ascender, Envoy, Envoy XL, Envoy XUV, and Trailblazer EXT
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Overview of Continental Serpentine Belt Drive Component Kit

The Continental K49280C Serpentine Belt Drive Component Kit is designed to provide reliable performance for select Chevrolet, GMC, and Isuzu vehicles. This kit includes a drive belt, idler pulley, and tensioner engineered to maintain optimal accessory drive system function.

  • Includes one serpentine drive belt with a length of 90.50 inches and six grooves
  • One steel idler pulley with a smooth surface, 2.99 inches outside diameter, and 1.13 inches width
  • One tensioner included for proper belt tension and alignment
  • Belt top width measures 0.83 inches for precise fitment
  • Compatible with Chevrolet Ascender, GMC Envoy, Envoy XL, Envoy XUV, and Trailblazer EXT models

Detailed Product Description

The Continental K49280C kit combines essential components for the serpentine belt drive system, including a durable drive belt, a steel idler pulley, and a tensioner. The drive belt features six grooves and a top width of 0.83 inches, designed to fit accessory pulleys accurately and ensure smooth power transmission. The included idler pulley, constructed from steel with a smooth surface, measures 2.99 inches in diameter and 1.13 inches in width, providing stable belt guidance and reducing wear. The tensioner maintains proper belt tension, preventing slippage and extending component life. This kit is engineered specifically for use in Chevrolet Ascender, GMC Envoy series, and Isuzu Trailblazer EXT vehicles, ensuring compatibility and reliable operation.

Applications and Common Issues Addressed

  • Replacement of worn or cracked serpentine belts in Chevrolet Ascender and GMC Envoy models
  • Resolving belt slippage or squealing caused by faulty tensioners
  • Addressing pulley wear or damage that affects belt alignment
  • Preventing accessory drive system failures due to degraded components
  • Maintaining proper engine accessory function in Isuzu Trailblazer EXT vehicles

Installation Notes and Tips

When installing the Continental K49280C kit, ensure the belt routing matches the vehicle’s specific diagram to avoid misalignment. Inspect pulleys and tensioner mounting points for wear or damage before installation. Use appropriate tools to relieve tension on the old belt and carefully position the new belt over the pulleys. Verify that the tensioner applies correct tension to the belt after installation to prevent premature wear or noise.

Quality Assurance and Warranty

Continental manufactures the K49280C kit to meet OEM specifications for fit and function. The steel idler pulley and tensioner components are designed for durability under normal operating conditions. While specific warranty details are not provided here, Continental typically offers coverage against defects in materials and workmanship. Refer to Continental’s official documentation for complete warranty information.

BrandContinental
Part NumberK49280C
Component TypeDrive belt
Component TypeIdler pulley
Component TypeTensioner
Belt Quantity1
Tensioner Included1
Pulley Quantity1
Pulley 1 Outside Diameter2.99
Pulley 1 Width1.13
Pulley 1 MaterialSteel
Belt Groove Quantity6
Belt Top Width0.83
Pulley Surface TypeSmooth
Belt Length90.50

This part fits 16 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006ChevroletTrailblazer EXT4.2LL6Accessory DriveKit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2006GMCEnvoy XL4.2LL6Accessory DriveKit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2005ChevroletTrailblazer EXT4.2LL6Accessory DriveKit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2005GMCEnvoy XL4.2LL6Accessory DriveKit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2005GMCEnvoy XUV4.2LL6Accessory DriveKit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2005IsuzuAscender4.2LL6Accessory Drivew/ 130 Amp Alt.; Kit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2004ChevroletTrailblazer EXT4.2LL6Accessory DriveKit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2004GMCEnvoy XL4.2LL6Accessory DriveKit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2004GMCEnvoy XUV4.2LL6Accessory DriveKit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2004IsuzuAscender4.2LL6Accessory Drivew/ 130 Amp Alt.; Kit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2003ChevroletTrailblazer EXT4.2LL6Accessory DriveKit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2003GMCEnvoy XL4.2LL6Accessory DriveKit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2003IsuzuAscender4.2LL6Accessory Drivew/ 130 Amp Alt.; Kit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2002ChevroletTrailblazer EXT4.2LL6Accessory DriveKit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2002GMCEnvoy4.2LL6Accessory Drivew/ 130 Amp Alt.; Kit Includes Poly-V, Tensioner Assembly and Idler Pulleys
2002GMCEnvoy XL4.2LL6Accessory Drivew/ 130 Amp Alt.; Kit Includes Poly-V, Tensioner Assembly and Idler Pulleys

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

5060915K1B00M1NVQ84

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.