Stoptech 227.44143R Disc Brake Rotor - Front Right

StopTech Select Sport Rotor for Front Right Fitment

The StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotor, part number 227.44143R, is built for front right applications on select Toyota, Scion, and Prius C models. It combines a drilled and slotted surface with a zinc-coated finish to support stronger initial pad bite and better corrosion resistance.

Key Features

• Cross-drilled and slotted surface type for added bite and a more aggressive brake rotor appearance
• Zinc coating helps protect the rotor surface from corrosion
• Vented rotor construction for heat management
• Floating disc mounting design
• Straight vane style
• Outside diameter: 255.100 mm (10.043 in)
• Nominal thickness: 22.000 mm (0.866 in)
• Discard thickness: 19.000 mm (0.748 in)
• Center hole diameter: 55.000 mm (2.165 in)
• 4-lug pattern with 100.000 mm bolt circle diameter

Product Details

StopTech Select Sport brake rotors are part of the StopTech Select Sport Cross-Drilled & Slotted Disc Brake Rotors line, which focuses on drilled-and-slotted rotor construction for drivers who want a performance-oriented replacement rotor with improved surface bite and a cleaner look. This rotor is engineered as a vented front right disc brake rotor with a 46.300 mm overall height and a 130.800 mm hat ID, making it a direct-spec replacement for the listed applications. Fits 2006-2018 Toyota Yaris, front right. Fits 2012-2021 Toyota Prius C, front right. Fits 2013 Scion iQ, front right. Part number 227.44143R is the correct reference when matching this rotor to the listed vehicle positions.

This part cross-references no listed interchange numbers in the provided data.

Common Brake Issues Addressed

• Brake pulsation caused by rotor wear or uneven braking surfaces
• Reduced initial brake response from worn or glazed rotors
• Surface corrosion on exposed rotor faces
• Brake fade concerns during repeated stops
• Rotor replacement needs for front right service on the listed vehicles

Installation Notes and Tips

Verify rotor dimensions, hub center bore, bolt circle, and front right position before installation. Clean the hub mounting surface thoroughly to help prevent runout-related brake noise or pedal pulsation. After installation, follow the brake pad manufacturer’s bedding procedure and confirm proper pad contact across the drilled and slotted surface. Use part number 227.44143R when ordering or cross-checking fitment for the listed Toyota Yaris, Toyota Prius C, and Scion iQ applications.

Quality Assurance

StopTech Select Sport rotors are manufactured with zinc coating for added corrosion protection and are built to the dimensional specifications listed above for the confirmed applications.