Stoptech 126.40053SL Disc Brake Rotor - Rear Left

StopTech Sport Slotted Disc Brake Rotors Overview

The StopTech Sport Slotted Disc Brake Rotor 126.40053SL is engineered for Acura MDX and Honda Pilot models, providing reliable braking performance with a focus on durability and heat dissipation. Designed as a solid, slotted rotor, it offers consistent stopping power for daily driving and spirited use.

• Compatible with Acura MDX and Honda Pilot vehicles
• Part number: 126.40053SL
• Solid rotor design with slotted surface for improved brake pad bite
• Coated hat finish to resist corrosion
• Outside diameter: 12.323 inches (313 mm)
• Nominal thickness: 0.437 inches (11.1 mm)
• Discard thickness: 0.374 inches (9.5 mm)
• Overall height: 2.197 inches (55.8 mm)
• 5 lug holes with 4.5 inch (114.3 mm) bolt circle diameter
• Center hole diameter: 2.524 inches (64.1 mm)
• Weight approximately 13 lbs (5.91 kg)

About StopTech Sport Slotted Disc Brake Rotors

The StopTech Sport Slotted Disc Brake Rotors line is designed to enhance braking performance by improving pad bite and heat dissipation through precision-machined slots. This product line focuses on solid rotors with a coated hat finish to provide corrosion resistance and maintain structural integrity under demanding conditions. The 126.40053SL rotor is part of this line, tailored specifically for Acura MDX and Honda Pilot models, ensuring a direct fit and reliable braking response.

Product Specifications and Features

This StopTech rotor features a solid disc design with a slotted surface type, which helps to evacuate gases and debris from the brake pad interface, reducing brake fade and maintaining consistent performance. The coated hat finish protects against rust and corrosion, extending the rotor's service life. With a nominal thickness of 0.437 inches and a discard thickness of 0.374 inches, this rotor meets OEM standards for thickness and wear limits. The rotor's outside diameter measures 12.323 inches, and it includes five lug holes on a 4.5-inch bolt circle, matching the factory specifications for Acura MDX and Honda Pilot vehicles.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Acura MDX and Honda Pilot
• Improves braking consistency by reducing brake fade during heavy use
• Addresses rotor corrosion issues with coated hat finish
• Enhances brake pad bite and debris removal with slotted surface
• Restores proper rotor thickness and braking performance

Installation Notes and Tips

Ensure the rotor surface is clean and free of contaminants before installation. Verify the rotor thickness is within discard limits before mounting. This rotor does not include bearings or ABS tone rings, so reuse existing components if applicable. Proper torque specifications should be followed for lug nuts to maintain safe and secure installation. It is recommended to inspect brake pads and replace if worn to optimize braking performance with the new rotor.

Quality Assurance and Warranty

StopTech Sport Slotted Disc Brake Rotors are manufactured to meet or exceed OEM specifications for fit, form, and function. The coated finish provides additional protection against corrosion, contributing to long-term durability. While specific warranty details are not provided, StopTech products typically come with a limited warranty against defects in materials and workmanship. Always consult product documentation or manufacturer resources for complete warranty information.