Serpentine Drive Belt Tensioner Kit Fits 1999 2008 Cadillac Escalade Chevrolet Avalanche Silverado Express GMC Sierra H2 Replacement 19311139 38159 ACK040378HD Performance Upgrade
✔️ OE-grade tensioner kit for multiple GM trucks and SUVs, reliable
This Serpentine Drive Belt Tensioner Kit is a direct-fit replacement designed to restore proper belt tension on GM trucks and SUVs. Pack size: 1 kit. It covers a wide range of models including Avalanche, Express, Silverado, Suburban, Tahoe, Escalade, H2, Savana, and Sierra from 1999 to 2008, making it a handy upgrade for better drive efficiency.
✅ OE numbers: 19311139, 38159, 90K-38159, ACK040378HD
✅ High-strength alloy steel and aluminum construction for long-lasting durability
✅ Direct-fit design matches listed GM models and OE references
✅ Helps maintain tension and reduce belt wear, extending accessory life
💡 What is a Serpentine Drive Belt Tensioner Kit used for in GM vehicles?
Handy upgrade to keep belts tight and efficient across GM apps.
- Maintains consistent belt tension across the serpentine drive system
- Reduces belt slip and wear, extending life of accessories
- Compatible with OE numbers 19311139, 38159, 90K-38159, ACK040378HD