Dorman 419-702 Accessory Drive Belt Idler Pulley - Lower

Reliable Accessory Drive Belt Idler Pulley for Volkswagen Vehicles

The Dorman 419-702 accessory drive belt idler pulley is designed specifically for Volkswagen models including Beetle, Golf, Jetta, and Passat. Engineered to maintain proper serpentine belt tension, this idler pulley ensures smooth operation of your vehicle's accessory drive system.

• Constructed from durable black plastic material
• Outside diameter measures 73.15 mm for precise fit
• Inside diameter of 17 mm with a single mounting hole
• Compatible with serpentine belt systems, groove-free design
• Includes mounting hardware and bracket for straightforward installation
• Material thickness of 2 mm for reliable strength
• Designed for specific fitment on Volkswagen Beetle, Golf, Jetta, and Passat

Detailed Product Description and Specifications

The Dorman 419-702 idler pulley is a critical component in the accessory drive belt system, responsible for guiding and maintaining tension on the serpentine belt. Made from high-quality plastic, this pulley features a 73.15 mm outside diameter and a 17 mm inside diameter, ensuring compatibility with the specified Volkswagen models. Its groove-free design supports serpentine belts, and the included mounting hardware with bracket simplifies replacement. The pulley’s 2 mm material thickness and single bearing provide consistent performance under regular driving conditions.

Common Applications and Problem Resolution

• Eliminates belt slippage caused by worn or damaged pulleys
• Prevents abnormal noise from failing idler pulley bearings
• Restores proper belt alignment and tension in accessory drive systems
• Addresses premature belt wear due to pulley misalignment
• Replaces broken or cracked pulleys to maintain engine accessory function

Installation Notes and Tips

Installation of the Dorman 419-702 idler pulley is straightforward with the included mounting hardware and bracket. Ensure the serpentine belt is properly routed before tightening the pulley. Use appropriate tools to avoid damaging the plastic pulley during installation. Verify belt tension and alignment after installation to prevent premature wear.

Quality Assurance and Warranty Information

Dorman manufactures this idler pulley to meet or exceed OEM specifications for Volkswagen Beetle, Golf, Jetta, and Passat models. The part is designed for regular grade use and includes a single bearing for reliable operation. While specific warranty details vary, Dorman typically offers coverage against defects in materials and workmanship to ensure product reliability.