Smooth 90MM Steel Idler Pulley for Serpentine System Mustang GT 05-14

This idler pulley maintains belt routing across accessory components such as the alternator, power steering pump, and water pump. It restores correct belt movement and helps to maintain consistent accessory operation with less vibration noise. The smooth 90mm design matches factory specifications for proper belt contact and rotation. Constructed from steel, the pulley resists corrosion and wear while maintaining reliable performance within your 2005-2014 GT Mustang's accessory drive system.

Features and Benefits:
- Maintains proper serpentine belt routing
- 90mm diameter matches factory specifications
- Smooth pulley surface for correct belt contact
- Helps reduce belt noise and vibration
- Steel construction resists corrosion
- Direct replacement for factory pulley

Vehicle Fitment:
- 2005-2014 Mustang GT