Bosch 53011543 QuietCast Disc Brake Rotor, Vented Coated Iron Alloy

The Bosch 53011543 QuietCast disc brake rotor is a premium vented rotor engineered for reliable stopping performance across Asian, domestic, and European vehicles. Bosch developed the QuietCast line for technicians who work on all makes and models, applying 3D laser measuring and repeated inspection during production to deliver consistent dimensional accuracy. The rotor is cast from iron alloy and features a smooth brake surface with a rust-resistant coating on both the disc and hat to help protect against corrosion during storage and in service.

Key Features:

• Vented conventional construction for improved heat dissipation
• Smooth brake surface finish for compatibility with a wide range of brake pad types
• Rust-resistant coating on disc and hat surfaces
• Iron alloy construction for durability and thermal stability
• Outside diameter: 302.8 mm; nominal thickness: 32.3 mm; discard thickness: 30.7 mm
• 5-bolt mounting pattern; bolt hole circle diameter: 118 mm
• Center bore diameter: 16 mm; overall height: 52.35 mm
• No ABS tone ring included; bearings not included

Backed by Bosch's reputation as a leading supplier of OE braking components — found on one in three vehicles on North American roads — the QuietCast rotor delivers aftermarket quality built to OE standards. Fits select 1997–2005 Cadillac, Chevrolet, Buick, Pontiac, and Oldsmobile models.