AIM 38163 Serpentine Belt Tensioner Assembly

The AIM 38163 is an automatic belt drive tensioner assembly designed to maintain proper tension on your vehicle's serpentine belt system. This tensioner assembly helps ensure consistent belt tension throughout the belt's service life, preventing slippage and protecting critical engine accessories.

Key Features:

• Automatic spring-loaded design maintains optimal belt tension
• Direct replacement for worn or failed tensioner assemblies
• Helps prevent serpentine belt slippage and premature wear
• Supports proper operation of alternator, power steering, A/C, and water pump
• Quality aftermarket construction for reliable performance

Regular inspection and replacement of belt tensioners is essential preventive maintenance, typically recommended every 60,000 to 90,000 miles or when belt replacement is performed. A failing tensioner can cause squealing noises, belt misalignment, and potential failure of critical engine accessories.