StopTech Slotted Sport Rotor for Cobalt

The StopTech Sport Slotted Disc Brake Rotor, part number 126.62117SL, is a direct replacement rotor for factory brake systems and stock calipers. It is built for the rear left position on select 2008-2010 Chevrolet Cobalt applications and adds a slotted surface for improved pad bite, heat management, and wet or dry braking consistency.

Key Features

• Fits 2008-2010 Chevrolet Cobalt, rear left
• StopTech Sport Slotted Disc Brake Rotors line for OE-style replacement use
• Slotted surface helps move heat and brake dust away from the pad face
• Helps reduce pad glazing and maintain consistent braking response
• Black e-coating helps protect non-friction surfaces from corrosion
• High carbon metallurgy in most applications for quieter operation and improved crack resistance
• Vented rotor design with straight vanes
• Floating disc mounting and coated hat finish
• Part number 126.62117SL

Detailed Description

StopTech 126.62117SL is a one-piece slotted brake rotor made for drivers who want a direct-fit upgrade over a standard replacement disc. For Chevrolet Cobalt rear brake service, the slotted face supports more consistent pad contact by dispersing dust and heat, while the coated finish helps resist corrosion on exposed surfaces. The rotor measures 11.492 inches in outside diameter, 2.469 inches in overall height, and uses a vented, straight-vane construction with a 5-lug, 110 mm bolt circle.

This rotor is part of the StopTech Sport Slotted Disc Brake Rotors product line, which focuses on factory-fit replacement rotors with added surface slotting for improved braking feel. If you are searching for a rear left brake rotor for 2008 Chevrolet Cobalt, 2009 Chevrolet Cobalt, or 2010 Chevrolet Cobalt, part number 126.62117SL matches the listed application.

Common Problems This Rotor Can Address

• Brake pad glazing during repeated stops
• Excess brake dust buildup on the rotor face
• Reduced braking bite in wet or dry conditions
• Heat-related fade during normal street driving
• Corrosion on exposed rotor surfaces

Installation Notes and Tips

Install this rotor on the rear left position only for the listed Chevrolet Cobalt fitment. Confirm rotor dimensions, hub fit, and caliper clearance before installation, and inspect pads, hardware, and brake fluid condition during service. This rotor is intended for factory brake systems and stock calipers. Part number 126.62117SL should be matched to the vehicles exact brake configuration before ordering.

Quality Assurance

StopTech designs this rotor with black e-coating for corrosion protection and high carbon metallurgy in most applications for improved durability, quieter operation, and better crack resistance. The slotted design and vented construction support consistent braking performance for the listed application.