Continental 4050505 Serpentine Belt - Air Conditioning or Air Conditioning and Power Steering

Continental Multi-V Serpentine Belt 4050505

Continental Multi-V 4050505 is a serpentine belt built with EPDM rubber for durable accessory drive performance and quieter operation. It is sized for air conditioning and power steering applications on select Cadillac, INFINITI, and Nissan vehicles.

Key Features

• EPDM rubber construction for long service life
• 5-rib belt profile for accessory drive applications
• 50.50-inch belt length and 0.69-inch top width
• Operating range from -30° to 225°
• OE-quality construction and compounding for consistent belt performance
• Continental Multi-V belt line for accessory drive system replacement

Product Details

The Continental Multi-V line focuses on accessory drive belts engineered for OE-style fit and dependable operation. Part number 4050505 uses EPDM rubber to help resist wear while maintaining stable belt tracking in demanding underhood temperatures. For drivers searching for a serpentine belt for a 2004-2009 Cadillac XLR air conditioning and power steering setup, or a belt for 1996-2000 Nissan Pathfinder air conditioning service, this part number is a direct match to the listed applications. It also cross-references Gates K050505 for the same application.

Compatible With 2004-2009 Cadillac XLR, air conditioning and power steering; 1997-2000 INFINITI QX4, air conditioning; and 1996-2000 Nissan Pathfinder, air conditioning. Continental 4050505 is also referenced by other aftermarket numbering systems, including Dayco 5050505 and Bando 5PK1280/5PK1285.

Common Issues This Belt Can Address

• Squealing or chirping from a worn accessory drive belt
• Cracking, glazing, or visible wear on the existing belt
• Loss of proper drive to the air conditioning compressor
• Reduced belt tension stability in high-heat engine bay conditions
• Accessory drive noise affecting normal vehicle operation

Installation Notes and Tips

Verify belt routing against the vehicle’s accessory drive diagram before installation. Confirm the rib count, length, and application position match the original belt specification for the Cadillac XLR, INFINITI QX4, or Nissan Pathfinder listed above. Inspect pulleys, tensioners, and idlers for wear before installing the new belt, since damaged components can shorten belt life and increase noise.

Quality Assurance

Continental describes this Multi-V belt as an OE-quality replacement with construction and compounding selected to improve durability and support a quieter ride. The EPDM rubber material and temperature range are specified for consistent performance across a wide operating environment.