Bosch 50011247 Disc Brake Rotor - Rear

Bosch QuietCast Rear Rotor for Lexus and Toyota

The Bosch QuietCast Rotor 50011247 is a rear disc brake rotor for select Lexus and Toyota applications. Built for vehicles that need a direct-fit rear brake rotor, it supports consistent braking performance on models such as the Lexus LS400, SC300, SC400, GS300, and Toyota Supra.

Key Features

• Rear disc brake rotor for select Lexus and Toyota vehicles
• Bosch QuietCast Rotor line for OE-style brake service
• Product height: 2.65748 in
• Part number 50011247 for catalog and fitment lookup
• Cross-reference: 4243130190, 4243140080

Product Details

The Bosch QuietCast Rotor 50011247 is part of Bosch’s QuietCast Rotor line, a brake product family focused on OE-style replacement fitment and dependable service characteristics. This rear rotor is listed for 1992-2000 Lexus LS400, 1999-2000 Lexus SC300, 1992-2000 Lexus SC400, 1993-1997 Lexus GS300, and 1993-1998 Toyota Supra rear brake applications. The rotor height measures 2.65748 inches, and the catalog data indicates it is used in rear position applications for these vehicles. If you are searching for a rear brake rotor for Lexus LS400 or Toyota Supra rear brake service, part number 50011247 is the correct reference to verify before ordering.

Common Reasons to Replace

• Brake pulsation or vibration during stopping
• Rotor wear from normal pad contact and heat cycling
• Scoring, grooves, or uneven braking feel
• Reduced braking consistency on rear axle service
• Noise during braking caused by rotor surface condition

Installation Notes and Fitment

• Fits 1993-2000 Lexus LS400, rear
• Fits 1999-2000 Lexus SC300, rear
• Fits 1995-2000 Lexus SC400, rear
• Fits 1993-1998 Toyota Supra, rear
• Fits 1993-1997 Lexus GS300, rear
• Fits 1992-1994 Lexus SC400, rear
• Fits 1992 Lexus LS400, rear

Confirm rotor dimensions and rear brake configuration before installation. Inspect pads, caliper condition, and hub surfaces during brake service to help ensure proper rotor seating and even braking contact. Use part number 50011247 when matching the rotor to your vehicle application.

Quality Assurance

Bosch QuietCast brake components are positioned as OE-style replacement parts for service work where fitment accuracy matters. Verify the vehicle year, model, and rear brake application against the catalog listing before purchase.