ACDelco GM Original Equipment Drive Belt Idler Pulleys are part of the accessory drive belt system on the front of your engine and are GM-recommended replacements for your vehicle's original components. A pulley can be ribbed or smooth and contains a sealed ball-bearing. The idler pulley is used to divert the drive belt to components such as the alternator, water pump or power steering pump. This original equipment drive belt idler pulley has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

• Repair noisy idler pulley bearing
• GM-recommended replacement part for your GM vehicle's original factory component
• Offering the quality, reliability, and durability of GM OE
• Manufactured to GM OE specification for fit, form, and function

Belt Type:	Serpentine
Color:	Black
Height (in):	3.3
Inside Diameter:	2.85
Inside Diameter:	72.4
Length (in):	3.7
Material:	Steel
Meets or Exceeds Original Equipment Manufacture Specifications:	Yes
Mount Hole Diameter (in):	0.393 in
Mount Hole Diameter (mm):	10 mm
Mount Hole Quantity:	1
Outside Diameter:	3
Outside Diameter:	76.2
Programming Required:	No
Weight (lb):	0.84
Width:	1.22
Width:	31.1

• 1997-2004 Chevrolet Corvette
• 1998-2000 Chevrolet Camaro
• 1998-2000 Pontiac Firebird