Continental 49849 Accessory Drive Belt Tensioner Assembly - Air Conditioning

Overview of Continental Multi-V Accessory Drive Belt Tensioner Assembly

The Continental Multi-V Accessory Drive Belt Tensioner Assembly, part number 49849, is engineered for precise belt tension control in select BMW models. Designed to maintain optimal accessory drive belt performance, this tensioner assembly supports reliable operation in vehicles such as the BMW 740i, 745i, 750i, 760i, and X5 series.

• Non-flanged thermoplastic pulley with smooth surface
• Single pulley design with 0.670 inch bore diameter
• Pulley outside diameter of 2.76 inches and width of 1.02 inches
• Compatible with BMW 740i, 745i, 745Li, 750i, 750Li, 760i, 760Li, and X5 models
• Part number 49849 for accurate identification and fitment

Detailed Product Features and Specifications

This accessory drive belt tensioner assembly features a single non-flanged pulley constructed from durable thermoplastic material. The smooth pulley surface ensures consistent belt contact and reduces wear on the belt system. With a bore diameter of 0.670 inches, an outside diameter of 2.76 inches, and a width of 1.02 inches, the pulley is designed to meet the precise specifications required for proper belt tension and alignment in compatible BMW vehicles.

The tensioner assembly is part of Continental's Multi-V product line, which focuses on delivering reliable and efficient belt system components. The Multi-V line is known for its engineered compatibility with multi-ribbed accessory drive belts, providing consistent tension and reducing belt slippage or noise.

Compatible BMW Models and Applications

• BMW 740i and 745i (including 745Li)
• BMW 750i and 750Li
• BMW 760i and 760Li
• BMW X5 series

This tensioner assembly is designed specifically for these BMW models to ensure proper accessory drive belt tension and system performance.

Common Issues Addressed by This Tensioner Assembly

• Eliminates belt slippage caused by improper tension
• Reduces premature belt wear and noise
• Prevents accessory drive system failures due to loose belts
• Maintains consistent belt alignment for optimal component operation
• Supports smooth operation of alternator, power steering, and AC compressor belts

Installation Notes and Tips

When installing the Continental Multi-V Accessory Drive Belt Tensioner Assembly (part number 49849), ensure the pulley bore aligns correctly with the mounting shaft. Verify that the belt is properly seated on the smooth, non-flanged pulley surface to avoid misalignment. It is recommended to inspect the accessory drive belt for wear and replace it if necessary during installation. Proper torque specifications should be followed according to BMW service guidelines.

Quality Assurance and Warranty Information

Continental manufactures the Multi-V line with strict quality control standards to meet OEM specifications. While specific warranty details for part number 49849 are not provided here, Continental products typically come with manufacturer-backed warranties covering defects in materials and workmanship. For exact warranty terms, consult the product documentation or authorized Continental distributors.