Stoptech 126.51015SL Disc Brake Rotor - Front Left

StopTech Sport Slotted Disc Brake Rotors Overview

The StopTech Sport Slotted Disc Brake Rotors (Part Number 126.51015SL) are engineered for reliable braking performance on select Hyundai and Kia vehicles. Designed with vented, slotted surfaces and a coated hat finish, these rotors provide consistent heat dissipation and improved brake pad bite for enhanced control.

• Vented disc brake rotor with slotted surface for heat management
• Coated hat finish to resist corrosion and extend rotor life
• Floating disc mounting design with straight vane style for efficient cooling
• Compatible with Hyundai Elantra, Sonata, Tiburon, Tucson and Kia Optima, Magentis, Rondo, Soul, Sportage models
• Disc dimensions: 280 mm outside diameter, 26.1 mm nominal thickness
• 5 lug holes with 114.3 mm bolt circle diameter

StopTech Sport Slotted Disc Brake Rotors Product Line

The StopTech Sport Slotted Disc Brake Rotors line focuses on performance-oriented rotors that feature slotted surfaces to improve pad bite and vented designs to enhance heat dissipation. This product line is tailored for drivers seeking improved braking consistency and fade resistance under demanding conditions. The 126.51015SL rotor exemplifies these characteristics with its floating mounting and coated hat finish, making it suitable for both street and light performance use on compatible Hyundai and Kia vehicles.

Technical Specifications and Features

This rotor features a vented design with straight vanes that promote airflow and reduce heat buildup during braking. The slotted surface helps to evacuate gases and debris from the pad interface, maintaining effective contact and reducing brake fade. The coated hat finish protects against rust and corrosion, extending the rotor's service life. Key dimensions include an outside diameter of 280 mm (11.024 inches), nominal thickness of 26.1 mm (1.028 inches), and an overall height of 47.3 mm (1.862 inches). The rotor mounts with a 5-lug pattern on a 114.3 mm (4.5 inch) bolt circle diameter, with a center hole diameter of 69 mm (2.717 inches).

Compatible Vehicles and Applications

• Hyundai Elantra, Sonata, Tiburon, Tucson
• Kia Optima, Magentis, Rondo, Soul, Sportage
• Replacement for worn or warped rotors
• Improves braking performance and heat dissipation
• Reduces brake fade during extended or aggressive driving

Installation Notes and Tips

Ensure the rotor thickness is within the discard limits before installation; the discard thickness is 24.4 mm (0.961 inches). Proper cleaning of the rotor surface before mounting is recommended to remove any protective coatings or residues. Verify compatibility with your vehicle’s lug pattern and bolt circle diameter. This rotor does not include bearings or ABS tone rings, so confirm existing components are compatible. Use appropriate torque specifications when tightening lug nuts to avoid rotor warping.

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 and vented design contribute to durability and consistent braking performance. While specific warranty details are not provided here, StopTech products typically come with a limited warranty against defects in materials and workmanship. Consult the product packaging or manufacturer for exact warranty terms.