Gates 39415 DriveAlign Automatic Belt Drive Tensioner Assembly

The Gates 39415 DriveAlign Automatic Belt Drive Tensioner Assembly delivers OE-quality performance and durability for your vehicle's accessory belt drive system. Engineered with the same technology and materials used in original equipment manufacturing, this premium tensioner ensures precise fit, consistent tension control, and extended service life.

Key Features:

• Patented vibration damping system absorbs extreme vibrations to extend tensioner, belt, and accessory component life
• Torsional round spring design provides consistent, reliable tension throughout the belt's service life while preventing contamination
• Patented labyrinth seal protects internal components to meet or exceed OE life expectancy requirements
• Manufactured to rigid tolerances and specifications that guarantee OE fit, form, and function
• Steel and thermoplastic construction offers superior heat dissipation and durability
• Automatically adjusts belt tension to ensure proper function of alternators, air conditioning compressors, power steering pumps, and other accessories
• Superior resistance to dirt, salt, chemicals, and other under-hood contaminants

The Gates 39415 tensioner automatically maintains optimal serpentine belt tension, dampens peak loads during engine acceleration and deceleration, and ensures reliable performance when your vehicle needs it most. Replaces OEM part numbers including Chrysler 4627038AA, Dayco 89689, Goodyear 49856, and Litens 999627A.