Stoptech 127.47029L Disc Brake Rotor - Rear Left

StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors Overview

The StopTech Sport Cross-Drilled & Slotted Disc Brake Rotors (Part Number 127.47029L) are engineered for enhanced braking performance on select Scion and Subaru models. Designed to improve heat dissipation and maintain consistent stopping power, these rotors are a reliable upgrade for vehicles like the Subaru WRX, Forester, and Scion FR-S.

• Cross-drilled and slotted surface for improved heat dissipation and brake pad cleaning
• Solid rotor design with a coated hat finish to resist corrosion
• Compatible with 5-lug wheel setups featuring a 100 mm bolt circle diameter
• Nominal outside diameter of 285.7 mm (11.248 inches) and overall height of 63.6 mm (2.504 inches)
• Designed for vehicles without ABS tone ring inclusion

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 combine cross-drilled holes and precision slots to enhance braking efficiency. This design helps reduce brake fade by improving airflow and removing debris from the rotor surface. The solid rotor construction paired with a coated hat finish offers durability and corrosion resistance, making it suitable for daily driving and spirited use on compatible Scion and Subaru models.

Technical Specifications and Compatibility

This disc brake rotor features a nominal thickness of 10.0 mm (0.394 inches) and a discard thickness of 8.5 mm (0.335 inches), ensuring a long service life before replacement is necessary. The rotor is solid rather than vented, which suits specific vehicle brake system requirements. It includes 5 stud/lug holes with a diameter of 13 mm (0.512 inches) and a mounting bolt hole circle diameter of 100 mm (3.937 inches). The center hole diameter measures 58 mm (2.283 inches), and the rotor weighs approximately 11.3 lbs (5.14 kg). This part is compatible with the following vehicles: Scion BRZ, Subaru WRX, Forester, Impreza, Legacy, Outback, and FR-S.

Common Applications and Problem Solving

• Improves braking performance on Scion BRZ and Subaru WRX models
• Reduces brake fade during aggressive driving or towing
• Helps maintain consistent brake pad contact by cleaning pad surface
• Prevents rotor corrosion with coated hat finish
• Replaces worn or damaged rotors to restore braking reliability

Installation Notes and Tips

Ensure compatibility with your vehicle’s brake system before installation. This rotor does not include bearings or an ABS tone ring, so verify if your vehicle requires these components separately. Proper torque specifications should be followed when mounting the rotor to the hub using the 5-lug pattern. It is recommended to replace brake pads simultaneously to ensure optimal braking performance and rotor longevity.

Quality Assurance and Warranty

StopTech rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The coated hat finish provides additional protection against rust and corrosion. While specific warranty details are not provided here, StopTech products typically come with a limited warranty covering defects in materials and workmanship. Consult the product documentation or manufacturer for exact warranty terms.