Stoptech 127.44115L Disc Brake Rotor - Rear Left

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotor (Part Number 127.44115L) is engineered for reliable braking performance on select Pontiac, Scion, and Toyota vehicles. Designed to enhance heat dissipation and maintain consistent stopping power, this rotor is a solid choice for drivers seeking improved brake response and durability.

• Cross-drilled and slotted surface for enhanced heat dissipation and debris removal
• Solid rotor design with a coated hat finish to resist corrosion
• Nominal thickness of 0.354 inches (9.000 mm) with discard thickness at 0.295 inches (7.500 mm)
• Outside diameter of 10.591 inches (269.000 mm) for precise fitment
• Five lug holes with a 3.937 inch (100.000 mm) bolt circle diameter
• Compatible with Pontiac Celica, Scion tC, Toyota Corolla, Matrix, and Vibe models

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

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors line focuses on delivering rotors that improve braking efficiency through enhanced surface design. The combination of cross-drilled holes and slots helps to reduce brake fade by allowing heat and gases to escape more effectively during braking. This product line is tailored for drivers who require consistent brake performance under varied driving conditions, making it suitable for daily driving and light performance use.

Technical Specifications and Features

This StopTech rotor features a solid disc construction with a coated hat finish that protects against rust and corrosion. The rotor measures 10.591 inches (269.000 mm) in outside diameter and has an overall height of 2.201 inches (55.900 mm). It includes five stud/lug holes with a diameter of 0.571 inches (14.500 mm) arranged on a 3.937 inch (100.000 mm) bolt circle. The nominal thickness is 0.354 inches (9.000 mm), with a discard thickness of 0.295 inches (7.500 mm), ensuring safe replacement intervals. The center hole diameter is 2.165 inches (55.000 mm), and the rotor weighs approximately 8 lbs (3.640 kgs).

Compatible Vehicles and Applications

• Designed for use with Pontiac Celica models
• Compatible with Scion tC vehicles
• Fits Toyota Corolla, Matrix, and Vibe models
• Ideal for drivers seeking improved braking performance on these specific vehicles

Common Issues Addressed by This Rotor

• Brake fade caused by excessive heat buildup during braking
• Uneven pad wear due to poor rotor surface design
• Corrosion and rust on rotor hats reducing lifespan
• Reduced braking efficiency from gas and debris accumulation
• Vibration or noise caused by rotor surface imperfections

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness before installation
• Clean mounting surfaces to prevent rotor runout and vibration
• Use proper torque specifications for lug nuts to avoid warping
• Check compatibility with ABS systems as this rotor does not include an ABS tone ring
• Inspect brake pads for wear and replace if necessary during rotor installation

Quality Assurance and Warranty

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors are manufactured to meet strict quality standards for durability and performance. The coated hat finish provides corrosion resistance to extend rotor life. While specific warranty details are not provided here, StopTech products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Always consult the product documentation or manufacturer for exact warranty terms.