Stoptech 126.66006SR Disc Brake Rotor - Front Right or Rear Right

StopTech Sport Slotted Disc Brake Rotors Overview

The StopTech Sport Slotted Disc Brake Rotors (Part Number 126.66006SR) are engineered for reliable braking performance on select GM vehicles. Designed with vented construction and a slotted surface, these rotors provide consistent heat dissipation and improved pad bite for vehicles like the Chevrolet S10 and GMC Sonoma.

• Vented disc brake rotor for enhanced cooling
• Slotted surface type to reduce brake fade and improve pad cleaning
• Coated hat finish for corrosion resistance
• Floating disc mounting for better rotor alignment
• Compatible with 5-lug wheel setups

Product Line Details: StopTech Sport Slotted Disc Brake Rotors

The StopTech Sport Slotted Disc Brake Rotors line focuses on performance-oriented rotors that balance durability and braking efficiency. Featuring a vented design and precision-machined slots, this product line is intended to improve braking response and heat management under demanding conditions. The 126.66006SR rotor fits within this line, offering a coated hat finish to resist corrosion and a floating mounting style to maintain optimal rotor alignment during operation.

Technical Specifications and Fitment

This disc brake rotor has a nominal thickness of 1.035 inches (26.3 mm) and a discard thickness of 0.957 inches (24.3 mm), ensuring a long service life before replacement is necessary. The rotor's outside diameter measures 10.5 inches (266.7 mm), with an overall height of 2.047 inches (52 mm). It features a center hole diameter of 2.783 inches (70.7 mm) and a mounting bolt hole circle diameter of 4.748 inches (120.6 mm), designed for vehicles with 5 lug holes of 0.524 inches (13.3 mm) diameter. The rotor weighs approximately 14.2 lbs (6.45 kg) and includes straight vane style cooling channels for effective heat dissipation.

Compatible Vehicles

This rotor is compatible with a range of GM vehicles, including Buick, Cadillac, Chevrolet, GMC, and Oldsmobile models. Specific fitment includes Chevrolet S10, S10 Blazer, S15, S15 Jimmy, GMC Sonoma, Jimmy, Blazer, as well as Cadillac Eldorado, Riviera, Seville, and Oldsmobile Toronado and Bravada.

Common Applications and Problem Solving

• Reduces brake fade during extended or aggressive braking
• Improves pad bite and braking response with slotted surface
• Helps prevent rotor warping through vented design
• Resists corrosion with coated hat finish
• Maintains rotor alignment with floating mounting design

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness before installation. Clean the rotor surface to remove any protective coatings or oils. Verify compatibility with your vehicle’s lug pattern and hub dimensions. Use proper torque specifications on mounting bolts and inspect brake pads for wear during installation. No bearings or ABS tone ring are included with this 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 hat finish provides additional corrosion resistance to extend rotor life. While specific warranty details are not provided here, StopTech products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.