Bosch 12011447 Disc Brake Rotor - Front

Bosch QuietCast Rotor for Front Brake Service

The Bosch QuietCast Rotor, part number 12011447, is a front disc brake rotor built for direct-fit brake service on select Hummer applications. With a product height of 2.759843 in, it is specified for front axle use on 2006-2010 Hummer H3 and 2009-2010 Hummer H3T models.

Key Features

• Front disc brake rotor for select Hummer vehicles
• Bosch QuietCast Rotor line for OE-style brake replacement
• Product height: 2.759843 in
• Part number 12011447 for accurate ordering and lookup
• Fits 2006-2010 Hummer H3, front
• Fits 2009-2010 Hummer H3T, front

Product Details

Bosch QuietCast Rotor 12011447 is part of Bosch’s QuietCast Rotor line, a brake product family focused on replacement fitment for everyday service needs. This front disc brake rotor is listed for 2006-2010 Hummer H3 and 2009-2010 Hummer H3T front brake applications, making it a direct-reference option when servicing the front braking system on those vehicles. The part number 12011447 also cross-references Monroe Shocks & Struts (e.g., 15202106) for the same application.

What This Rotor Helps Address

• Front brake pulsation during stopping
• Rotor wear that affects braking consistency
• Brake noise caused by uneven rotor surfaces
• Reduced braking performance from a worn front rotor
• Service replacement needs on Hummer H3 and H3T front brakes

Installation Notes and Tips

Verify front axle fitment before ordering and match the rotor to the vehicle application listed above. Confirm rotor dimensions and brake system condition during service, and inspect pads, calipers, and hub surfaces before installation. Use proper brake service procedures and torque fasteners to the vehicle manufacturer’s specifications.

Quality Assurance

Bosch QuietCast Rotor 12011447 is backed by Bosch brand manufacturing standards and application-specific catalog fitment for the listed Hummer models. Confirm the part number and vehicle details against the application before installation.