Stoptech 127.40040R 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 127.40040R) are engineered for Acura and Honda vehicles, including the Civic, CSX, ILX, and Prelude models. These solid rotors feature a coated hat finish and a floating disc mounting design to enhance braking performance and durability.

• Cross-drilled and slotted surface for improved heat dissipation and brake pad bite
• Solid rotor construction with a coated hat finish for corrosion resistance
• Overall diameter of 10.236 inches (260 mm) and nominal thickness of 0.354 inches (9.0 mm)
• Floating disc mounting with 5 lug holes and a 4.5-inch bolt circle diameter
• Compatible with Acura and Honda Civic, CSX, ILX, and Prelude models

Detailed Product Features and Specifications

This StopTech rotor is designed with a solid disc type and a slotted x drilled surface to optimize braking efficiency by reducing heat buildup and preventing brake fade. The rotor has a nominal thickness of 0.354 inches (9.0 mm) and a discard thickness of 0.315 inches (8.0 mm), ensuring a long service life before replacement is necessary. The coated hat finish protects against rust and corrosion, maintaining rotor integrity over time. The overall height measures 1.661 inches (42.2 mm), and the center hole diameter is 2.524 inches (64.1 mm), fitting precisely on the hub. The rotor includes 5 stud/lug holes with a diameter of 0.496 inches (12.6 mm) and a mounting bolt hole circle diameter of 4.5 inches (114.3 mm). Weighing approximately 8 lbs (3.64 kg), this rotor balances durability with manageable weight for consistent braking performance.

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Product Line

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors line is designed to provide enhanced braking performance for street and light track use. Featuring cross-drilled holes and precision slots, these rotors improve pad bite and help evacuate gases and debris from the braking surface. The solid rotor design with a coated hat finish offers corrosion resistance and reliable heat management. This product line is suitable for drivers seeking improved braking response and durability on Acura and Honda vehicles such as the Civic, CSX, ILX, and Prelude.

Common Applications and Problem Solving

• Reduces brake fade during aggressive driving or extended braking
• Improves heat dissipation to prevent rotor warping
• Enhances brake pad cleaning for consistent stopping power
• Resists corrosion with coated hat finish for longer rotor life
• Provides reliable fitment for Acura and Honda Civic, CSX, ILX, and Prelude models

Installation Notes and Tips

• Ensure rotor discard thickness of 0.315 inches (8.0 mm) is not exceeded before replacement
• Verify compatibility with vehicle lug pattern: 5 lug holes, 4.5-inch bolt circle diameter
• Use proper torque specifications when mounting to avoid rotor distortion
• Inspect brake pads and hardware during installation for optimal performance
• Break in new rotors and pads according to manufacturer recommendations

Quality Assurance and Warranty

StopTech disc brake rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The coated hat finish and precision machining ensure consistent performance and durability. While specific warranty details are not provided here, StopTech products typically come with a limited warranty against defects in materials and workmanship. Always consult the product documentation or manufacturer for exact warranty terms.