ACDelco GM Original Equipment Drive Belt Tensioner Assemblies are spring-loaded pulleys designed to draw tension on your vehicle's serpentine belt, and are GM-recommended replacements for your vehicle's original components. These original equipment drive belt tensioner assemblies have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

• Helps keep drive belt at correct tension to help maintain proper function
• 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:	Natural/Black
Degree Range Of Adjustment (deg):	36
Height (in):	5.6
Length:	10.7
Length:	272.5
Material:	Aluminum/Steel
Mount Hole Diameter (in):	0.506 in
Mount Hole Diameter (mm):	12.84 mm
Mount Hole Quantity:	4
Programming Required:	No
Pulley Center Bore Diameter (in):	0.447 in
Pulley Center Bore Diameter (mm):	11.35 mm
Pulley Outside Diameter (in):	3
Pulley Width (in):	1.241 in
Pulley Width (mm):	31.51 mm
Weight (lb):	5.08
Width:	6.5

• 1999-2005 Buick Park Avenue | Note: INCLUDES INLET & OUTLET PORTS
• 1999-2004 Buick Regal | Note: INCLUDES INLET & OUTLET PORTS
• 1999 Buick Riviera | Note: INCLUDES INLET & OUTLET PORTS
• 1999-2008 Pontiac Grand Prix | Note: INCLUDES INLET & OUTLET PORTS
• 2000-2005 Buick LeSabre | Note: INCLUDES INLET & OUTLET PORTS
• 2000-2005 Chevrolet Impala | Note: INCLUDES INLET & OUTLET PORTS
• 2000-2005 Chevrolet Monte Carlo | Note: INCLUDES INLET & OUTLET PORTS
• 2000-2005 Pontiac Bonneville | Note: INCLUDES INLET & OUTLET PORTS
• 2005-2009 Buick Allure | Note: INCLUDES INLET & OUTLET PORTS
• 2005-2009 Buick LaCrosse | Note: INCLUDES INLET & OUTLET PORTS
• 2006-2008 Buick Lucerne | Note: INCLUDES INLET & OUTLET PORTS