Performance Overview

The CMX 8-580023 Disc Brake Rotor is designed as a direct replacement part for compatible Chevrolet, GMC, Isuzu, Buick select vehicles applications. It is built to support reliable performance, proper fitment, and straightforward installation when replacing a worn or damaged component.

Installation Position: Front

Key Features

• Make sure to buy two (2)!
• (One for left side and one for right side)
• Engineered with carbon-enhanced XCast™ (G3000) iron castings to achieve an optimal wear resistance
• tensile strength and steel hardness providing unmatched braking performance
• 100% Precision Spin and Mill-Balanced for smoother stopping and zero vibration at any speed

Interchange Numbers

Interchange / Cross Reference Part Numbers: AG55079, CR55079, PR55079, 55079, YH145342, 120.66053, BR55079, 55384, 2055079, ONZ0746, 248880023, 348880023, 748880023, 126028, Q55079, 580023FZN, 580023R, 580023, A55079

Please compare these interchange numbers with your original part number and confirm vehicle compatibility before ordering.

Vehicle Fitment

Review the vehicle fitment list below to confirm this part matches your vehicle before purchase.

• 2002 Chevrolet Trailblazer EXT
• 2003 Chevrolet Trailblazer EXT
• 2004 Chevrolet Trailblazer EXT
• 2005 Chevrolet Trailblazer EXT
• 2006 Chevrolet Trailblazer EXT
• 2002 GMC Envoy XL
• 2003 GMC Envoy XL
• 2004 GMC Envoy XL
• 2005 GMC Envoy XL
• 2006 GMC Envoy XL
• 2003 Chevrolet SSR
• 2004 Chevrolet SSR
• 2005 Chevrolet SSR
• 2006 Chevrolet SSR
• 2003 Chevrolet Trailblazer
• 2004 Chevrolet Trailblazer
• 2003 Isuzu Ascender
• 2004 Buick Rainier
• 2005 Buick Rainier
• 2006 Buick Rainier
• 2007 Buick Rainier
• 2004 GMC Envoy XUV
• 2005 GMC Envoy XUV
• 2004 Isuzu Ascender
• 2005 Isuzu Ascender
• 2006 Isuzu Ascender
• 2005 GMC Envoy
• 2006 GMC Envoy
• 2005 Saab 9-7x
• 2006 Saab 9-7x
• 2007 Saab 9-7x
• 2006 Chevrolet Trailblazer
• 2007 Chevrolet Trailblazer
• 2008 Chevrolet Trailblazer
• 2007 GMC Envoy
• 2008 GMC Envoy
• 2008 Saab 9-7x
• 2009 GMC Envoy
• 2009 Saab 9-7x

Vehicle Fitment Table

FAQ

Will this fit a 2002 Chevrolet Trailblazer EXT?
Yes, this Disc Brake Rotor fits the vehicles listed in the Vehicle Fitment section above. Please confirm the year, make, model, and position before ordering.

What position does this part fit?
This part is listed for the Front position on compatible vehicles.

Can I use the interchange numbers to confirm compatibility?
Yes. Compare the interchange or cross-reference numbers shown above with your original part number, then verify the vehicle fitment before ordering.

Is professional installation recommended?
Professional installation is recommended to help ensure proper fit, safe operation, and correct system performance.

Common Searches

• Disc Brake Rotor for Chevrolet, GMC, Isuzu, Buick select vehicles
• Front Disc Brake Rotor for 2002 Chevrolet Trailblazer EXT
• CMX 8-580023 Disc Brake Rotor
• replacement 8-580023 Disc Brake Rotor
• 2002-2009 Chevrolet, GMC, Isuzu, Buick select vehicles Disc Brake Rotor