Bosch 25010643 Disc Brake Rotor - Rear

Bosch QuietCast Rear Rotor for Express and Savana

The Bosch QuietCast Rotor 25010643 is a rear disc brake rotor for select Chevrolet Express 2500 and GMC Savana 2500 vans from 2003-2006. Built for rear brake service on 6-lug applications, it supports consistent braking performance for high-use commercial and passenger vans.

Key Features

• Rear disc brake rotor for select 2003-2006 Chevrolet Express 2500 and GMC Savana 2500 models
• Bosch QuietCast Rotor line for OE-style brake service
• Product height: 3.417323 in
• Direct fitment for 6-lug wheel applications listed in the vehicle coverage
• Part number 25010643 for catalog and cross-reference lookup

Product Details

Bosch QuietCast Rotor 25010643 is part of Bosch’s QuietCast brake line, which focuses on replacement components for everyday braking service. This rear rotor is listed for 2003-2006 Chevrolet Express 2500, rear, 6 lug wheel, and 2003-2006 GMC Savana 2500, rear, 6 lug. The rotor height measures 3.417323 inches, and the application data confirms fitment for the rear axle on the specified vans. Part number 25010643 may also be referenced under interchange number 15749909.

For buyers searching long-tail terms such as rear brake rotor for 2003 Chevrolet Express 2500 6 lug, rear rotor for 2006 GMC Savana 2500, or Bosch QuietCast Rotor 25010643 for rear brake replacement, this part matches the listed vehicle coverage exactly.

Common Reasons for Replacement

• Brake pulsation from rotor wear or thickness variation
• Scoring, grooves, or heat checking on the rear rotor surface
• Reduced braking consistency during stop-and-go driving
• Noise or vibration during rear brake operation
• Service replacement for 2003-2006 Chevrolet Express 2500 and GMC Savana 2500 rear brakes

Installation Notes

Verify rear axle fitment, wheel lug configuration, and rotor dimensions before installation. Inspect pads, caliper hardware, and hub condition during brake service so the new rotor seats correctly. Confirm that the vehicle matches the listed applications for 2003-2006 Chevrolet Express 2500 and 2003-2006 GMC Savana 2500, rear, 6 lug.

Quality Assurance

Bosch QuietCast brake components are positioned as OE-style replacement parts for routine brake maintenance. This rotor is cataloged under Bosch part number 25010643 and cross-references 15749909 for the same application.