Bosch 50011309 Disc Brake Rotor - Front

Bosch QuietCast Rotor for Front Brake Service

The Bosch QuietCast Rotor 50011309 is a front disc brake rotor for select Toyota, Scion, and Lexus applications. With a product height of 1.822835 in, it is built for front brake service on vehicles such as the Toyota RAV4, Toyota Prius V, Scion xB, and Lexus HS250h.

Key Features

• Front disc brake rotor from Bosch QuietCast Rotor line
• Product height: 1.822835 in
• Fits select front brake applications for Toyota RAV4, Toyota Prius V, Scion xB, and Lexus HS250h
• Direct interchange reference: 4351242040
• Part number: 50011309

QuietCast Rotor Line Details

Bosch QuietCast Rotor products are positioned for OE-style brake service with application-specific fitment. This rotor is listed for front use on 2006-2018 Toyota RAV4, 2012-2017 Toyota Prius V, 2008-2015 Scion xB, and 2010-2012 Lexus HS250h, with notes that include Made in Japan for select 2016-2018 Toyota RAV4 applications and w/o 3rd row seat for 2006-2009 Toyota RAV4.

Fitment

• Fits 2016-2018 Toyota RAV4, front. Note: Made in Japan; Bosch QuietCast Rotor.
• Fits 2012-2017 Toyota Prius V, front. Bosch QuietCast Rotor.
• Fits 2008-2015 Scion xB, front. Bosch QuietCast Rotor.
• Fits 2010-2015 Toyota RAV4, front. Bosch QuietCast Disc Brake Rotor.
• Fits 2010-2012 Lexus HS250h, front. Bosch QuietCast Rotor.
• Fits 2006-2009 Toyota RAV4, front. Note: w/o 3rd row seat; Bosch QuietCast Rotor.

What This Rotor Helps Address

• Brake pulsation during stopping
• Rotor wear from repeated front brake use
• Uneven braking feel at the pedal
• Noise caused by worn or damaged front rotors
• Service replacement for a worn Toyota RAV4, Prius V, Scion xB, or Lexus HS250h front rotor

Installation Notes and Tips

Verify front axle fitment by year, make, model, and notes before installation. For 2006-2009 Toyota RAV4 applications, confirm the vehicle is without a third-row seat. For 2016-2018 Toyota RAV4 applications, confirm the Made in Japan note. Inspect pads, calipers, and hub surfaces during brake service to help ensure proper rotor seating.

Quality Assurance

Bosch QuietCast Rotor 50011309 is an application-specific brake rotor with listed OE interchange reference 4351242040. Confirm all fitment details against the vehicle before installation.