Litens 999721A Automatic Serpentine Belt Tensioner Assembly

The Litens 999721A is an original equipment (O.E.) quality automatic serpentine belt tensioner designed for GM applications. This replacement part meets all form, fit, and performance characteristics of the original equipment part and is manufactured in Canada by Litens to the same exacting specifications as the O.E. part.

Key Features:

• Internal round spring technology provides constant belt tension and alignment throughout its service life
• Internal damping design delivers quiet, smooth system performance
• Maintains O.E. round spring technology and internal damping design specified for this application
• Manufactured by the original equipment supplier to ensure proper form, fit, and performance
• Designed to automatically adjust for belt stretch and wear over time

This tensioner is an essential component of your vehicle's accessory drive system, maintaining proper belt tension to ensure optimal power transmission to accessories like the alternator, power steering pump, and air conditioning compressor. The round spring design provides superior durability and consistent performance compared to flat spring alternatives.