Serpentine Belt Tensioner Kit with Idler Pulley & 6PK2360 Belt for Chevy GMC

Serpentine Belt Tensioner Kit with Idler Pulley & 6PK2360 Belt for Chevy Silverado Tahoe GMC Sierra Yukon Cadillac Escalade

📌 Product Overview

If your engine is experiencing squealing noises, belt slippage, or accessories failing to operate properly, it may be time to replace your serpentine belt system. This complete 3-piece kit includes everything you need to restore smooth and reliable engine performance: the drive belt tensioner, idler pulley, and 6PK2360 serpentine belt.
Engineered to match OEM specifications for fit, form, and function, this kit is designed as a direct replacement for factory components. It eliminates the need to source individual parts separately, ensuring all components work together perfectly for long-lasting durability and performance.

✨ Core Key Features

🔧 Complete 3-Piece Serpentine Belt System

  • Belt Tensioner: OE# 12554027, 88929140, 12580162, 38158, 89253 – Maintains constant belt tension to prevent slippage
  • Idler Pulley: OE# 38001 – Guides the belt and reduces friction
  • Serpentine Belt: 6PK2360 – EPDM rubber construction for long life and heat resistance
  • All components included in one convenient kit for a full system overhaul

🛡️ Premium Quality & Durability

  • Tensioner: Cast aluminum housing with high-strength spring and sealed bearing for consistent tension
  • Idler Pulley: Sealed bearing design resists dust and moisture, ensuring smooth rotation
  • Belt: EPDM rubber compound resists heat, ozone, and cracking, designed for long service life
  • Precision-machined components for exact fit and function

🚗 Exact Fit for Specific GM V8 Models

Designed to fit the following vehicles with 4.8L, 5.3L, or 6.0L V8 engines:
  • Cadillac: 2002 Escalade (5.3L/6.0L)
  • Chevrolet: 1999-2002 Silverado, 2000-2002 Tahoe/Suburban
  • GMC: 1999-2002 Sierra, 2000-2002 Yukon/Yukon XL
  • Note: Verify your vehicle's engine and OE part numbers before purchasing

🔇 Eliminates Belt Noise & Slippage

  • Restores proper belt tension to eliminate squealing, chirping, and rattling noises
  • Prevents belt slippage that can cause power loss to the alternator, water pump, and A/C compressor
  • Ensures all engine accessories operate at peak efficiency
  • Reduces the risk of sudden belt failure and engine damage

⚙️ Easy DIY Installation

  • Direct bolt-on replacement for factory components
  • No modifications required
  • All parts are pre-matched to work together
  • Installation can be completed in under an hour with basic hand tools

📊 Full Technical Specifications

ComponentSpecifications
Belt TensionerOE# 12554027, 88929140, 12580162, 38158, 89253; Aluminum Housing with Spring
Idler PulleyOE# 38001; 75mm OD, 30mm ID, Sealed Bearing
Serpentine Belt6PK2360; 6-Rib, 2360mm Circumference, EPDM Rubber
Application1999-2002 GM V8 4.8L/5.3L/6.0L Engines
Package Contents1 × Belt Tensioner, 1 × Idler Pulley, 1 × Serpentine Belt
Condition100% Brand New, High Quality Aftermarket Replacement

📦 Package Included

✅ 1 × Drive Belt Tensioner Assembly (OE# 12554027, 88929140, 12580162, 38158, 89253)
 
✅ 1 × Idler Pulley (OE# 38001)
 
✅ 1 × 6PK2360 Serpentine Drive Belt

🔧 Installation & Maintenance Tips

  1. Safety First: Disconnect the negative battery terminal before starting work.
  2. Belt Routing: Take a photo of the original belt routing before removal for reference.
  3. Tensioner Removal: Use a breaker bar or tensioner tool to release tension and remove the old belt.
  4. Install New Components: Replace the tensioner and idler pulley, then route the new belt according to the diagram.
  5. Verify Operation: Start the engine and check for proper belt alignment and no unusual noises.
  6. Regular Inspection: Check the belt, tensioner, and idler pulley every 30,000 miles for wear or damage.

⚠️ Important Usage Notes

  1. Compatibility Check: Ensure your vehicle matches the listed applications and OE part numbers.
  2. Professional Installation: If you are not familiar with automotive repair, seek professional help.
  3. Belt Break-In: After installation, let the engine idle for a few minutes to ensure proper belt seating.
  4. Warranty: This is an aftermarket replacement part, designed to meet or exceed OEM specifications.

💬 Customer Satisfaction Guarantee

We are committed to providing high-quality automotive replacement parts and exceptional customer service. All products pass strict quality inspection before delivery. We offer fast free shipping and a 60-day hassle-free return policy. If you have any questions about compatibility, installation, or product performance, please contact us through eBay messages anytime. Our dedicated team of automotive experts will respond promptly and help resolve any issues to your satisfaction.
 
1.  We ship the same business day if paid by 4pm EST(1pm PDT).
2.  No shipping on Weekends or Public Holidays & No responsibility for any customs duty.

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1.  We stand behind our items and offer 60 days warranty. 
2.  All items are in  brand new condition. All returns - defective or otherwise - have to be preauthorized.
3.  Please contact us to get an authorization and returning address before sending the item back.If an item is returned because of an undeliverable shipping  address, buyer agrees to pay the cost for re-shipment.
4.  Replacement or refund will be made upon receipt of the returned item. If  you do not want to wait for the replacement, you can just reorder one and  then send the first one back for a refund.
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BrandUnbranded
TypeSerpentine Drive Belt|A/C Drive Belt 6PK2360
OE/OEM Part Number6PK2360, 12554027, 38001
Manufacturer Part Number6PK2360, 12554027, 38001
Interchange Part Number6PK2360, 12554027, 38001
Manufacturer Warranty6 Months
MaterialEPDM
PushAuction