Stoptech 127.45062R Disc Brake Rotor - Rear Right

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors (Part Number 127.45062R) are engineered for Mazda Miata models requiring reliable braking performance. These solid rotors feature a coated hat finish and a floating disc mounting design to enhance durability and heat dissipation.

• Cross-drilled and slotted surface for improved brake pad bite and heat dissipation
• Solid rotor construction with a coated hat finish to resist corrosion
• Floating disc mounting with 3 miscellaneous holes for thermal expansion
• Outside diameter of 10.846 inches (275.5 mm) and overall height of 1.354 inches (34.4 mm)
• Nominal thickness of 0.394 inches (10.0 mm) with discard thickness at 0.315 inches (8.0 mm)
• Compatible with Mazda Miata models requiring 4 lug holes with 0.512 inch (13 mm) diameter

Details on StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors line is designed to provide enhanced braking performance through improved heat management and pad cleaning. The cross-drilled holes and slots help reduce brake fade by allowing gases and debris to escape, while the solid rotor design ensures consistent contact with brake pads. The coated hat finish protects against rust and corrosion, extending rotor life. This rotor features a floating disc mounting system with three additional holes to accommodate thermal expansion, reducing the risk of warping during aggressive driving conditions.

Compatible Vehicles and Fitment

This disc brake rotor is specifically compatible with Mazda Miata models. The rotor’s dimensions, including a 10.846 inch outside diameter and 4 lug holes spaced on a 100 mm bolt circle, match the OEM specifications for these vehicles. The part number 127.45062R ensures precise fitment and performance for Mazda Miata owners seeking a direct replacement or upgrade rotor.

Common Applications and Problem Solving

• Reduces brake fade during spirited driving or track use
• Improves brake pad bite and responsiveness
• Minimizes rotor warping caused by heat buildup
• Prevents corrosion with coated hat finish
• Maintains consistent braking performance under heavy use

Installation Notes and Tips

When installing the StopTech Sport Cross-Drilled & Slotted Disc Brake Rotor 127.45062R on a Mazda Miata, ensure the rotor is properly seated on the hub and that the floating mounting system is free to move slightly to accommodate thermal expansion. Verify that the 4 lug holes align correctly with the vehicle’s wheel studs. It is recommended to replace brake pads simultaneously to optimize braking performance and to check rotor thickness against discard specifications (0.315 inches) before installation.

Quality Assurance and Warranty

StopTech rotors are manufactured to meet or exceed OEM standards for durability and performance. The coated hat finish provides additional corrosion resistance. While specific warranty details are not provided here, StopTech products typically come with manufacturer-backed quality assurance to ensure reliability and safety for Mazda Miata brake system upgrades.