Dayco ERR3440 Drive Belt Tensioner Assembly

The Dayco ERR3440 is a precision-engineered automatic drive belt tensioner assembly designed for Land Rover Discovery 1 (V8 with air conditioning from VIN MA081991 onwards) and Range Rover Classic (V8 1994-1995) applications. This OEM-quality replacement component ensures proper serpentine belt tension for optimal accessory drive performance.

Key Features:

• Patented flat spring design provides consistent tension with minimal operating range variation
• Heavy-duty cast aluminum spring case and arm resist cracking, fatigue, and distortion
• PTFE-wound spring resists abrasion, dampens noise, and features rust-resistant coating
• Reduces risk of premature accessory bearing failure from excessive tension
• Minimizes belt noise, slippage, and poor performance caused by inadequate tension
• Direct replacement for Land Rover OEM part number ERR3440

Dayco's automatic belt tensioner technology continuously maintains proper belt tension throughout the life of the serpentine belt, ensuring reliable operation of engine accessories including the alternator, water pump, power steering, and air conditioning compressor. The robust construction and precision engineering deliver long-lasting, dependable service in demanding automotive applications.