Mopar Performance 05281543AD Accessory Drive Belt Tensioner Assembly

The Mopar Performance 05281543AD is a genuine OEM accessory drive belt tensioner assembly designed for 5.7L HEMI V8 engines equipped with eTorque technology. This belt tensioner replaces part numbers 05281543AC, 5281543AA, and 5281543AB, providing a direct factory replacement for maintaining proper serpentine belt tension and optimal engine performance.

Key Features:

• Compatible with 5.7L V8 HEMI MDS VVT engines with eTorque and Belt Starter Generator (BSG) systems
• Fits both 4x2 and 4x4 applications
• Genuine Mopar OEM quality ensures proper fit and long-lasting durability
• Sold as individual tensioner assembly
• Factory-direct replacement part for 2019-2026 model year vehicles

This serpentine belt tensioner assembly maintains the correct tension on the accessory drive belt system, which powers critical engine components including the alternator, water pump, and air conditioning compressor. Proper belt tension is essential for preventing belt slip, reducing noise, and ensuring reliable operation of all belt-driven accessories on eTorque-equipped HEMI engines.