Bosch 50011231 Disc Brake Rotor - Front

Bosch QuietCast Rotor for Toyota Front Brakes

The Bosch QuietCast Rotor, part number 50011231, is a front disc brake rotor for select Toyota trucks and SUVs. It is listed for 1986-1995 Toyota Pickup and 1986-1991 Toyota 4Runner front brake applications, making it a direct-fit option for common Toyota front rotor replacement jobs.

Key Features

• Bosch QuietCast Rotor line for front disc brake service
• Fits 1986-1995 Toyota Pickup, front
• Fits 1986-1991 Toyota 4Runner, front
• Part number 50011231 for accurate ordering and lookup
• Product height: 25.472441 in
• Vehicle fitment confirmed for Toyota front brake applications

Product Details

Bosch QuietCast Rotor 50011231 is built for front brake replacement on older Toyota Pickup and Toyota 4Runner models. The QuietCast Rotor product line is Bosch’s brake rotor offering for drivers who want a service part matched to the vehicle’s front disc brake setup. This rotor is cataloged for Toyota Pickup and Toyota 4Runner front positions across the listed model years, and the part number 50011231 can be used to verify the correct application during brake service.

This part cross-references 4351235190 for the same application.

Common Brake Issues It Can Address

• Front brake pulsation during stopping
• Rotor wear from normal pad contact and mileage
• Brake noise related to uneven rotor surfaces
• Reduced braking consistency on worn front rotors
• Service replacement for Toyota Pickup and 4Runner front brake maintenance

Installation Notes and Tips

Confirm front axle fitment before ordering and match the rotor to the vehicle’s brake configuration. Inspect pads, calipers, and hub surfaces during installation so the new rotor seats correctly. Clean the rotor and mating surfaces before assembly, and follow the vehicle manufacturer’s torque specifications during reinstallation.

Quality Assurance

Bosch QuietCast Rotor 50011231 is cataloged for specific Toyota front brake applications, including 1986-1995 Toyota Pickup and 1986-1991 Toyota 4Runner. Verify part number 50011231 against the vehicle’s brake system before installation.