PowerStop AR82109EVC Disc Brake Rotor - Rear

Power Stop Rear Genuine Geomet Coated Rotor Overview

The Power Stop - Rear Genuine Geomet Coated Rotor (Part Number AR82109EVC) is engineered for reliable braking performance on Pontiac Sky and Saturn Solstice models. Designed as a solid disc brake rotor, it features a rust-resistant Geomet coating to extend rotor life and maintain consistent stopping power.

• Compatible with Pontiac Sky and Saturn Solstice rear brake systems
• Solid disc brake rotor design for durability
• Rust resistant Geomet coating for corrosion protection
• Nominal thickness of 12.00 mm with a discard thickness of 10.00 mm
• Outside diameter of 277.80 mm (10.90 inches)
• Overall height of 41.50 mm (1.60 inches)
• Mounting bolt hole circle diameter of 110.00 mm with 5 lug holes

Product Line Details: Power Stop - Rear Genuine Geomet Coated Rotor

This rotor is part of the Power Stop - Rear Genuine Geomet Coated Rotor line, which focuses on providing OEM-quality replacement rotors with enhanced corrosion resistance. The Geomet coating applied to these rotors helps prevent rust buildup, ensuring longer service life and consistent braking performance, especially in environments prone to moisture and road salt exposure.

Technical Specifications and Features

The AR82109EVC rotor is a solid type disc brake rotor designed specifically for the rear brakes of Pontiac Sky and Saturn Solstice vehicles. It has a nominal thickness of 12.00 mm and a discard thickness of 10.00 mm, indicating when the rotor should be replaced to maintain safe braking. The rotor measures 277.80 mm (10.90 inches) in outside diameter and has an overall height of 41.50 mm (1.60 inches). It features a mounting bolt hole circle diameter of 110.00 mm and includes 5 stud/lug holes, matching the factory specifications for proper fitment and installation.

Common Applications and Problem Solving

• Replacement for worn or warped rear rotors on Pontiac Sky and Saturn Solstice
• Addresses rotor corrosion and rust issues with Geomet coating
• Restores proper rotor thickness for consistent braking performance
• Eliminates brake pulsation caused by uneven rotor surfaces
• Ensures compatibility with factory mounting specifications for secure fit

Installation Notes and Tips

When installing the Power Stop AR82109EVC rotor, ensure the rotor surface is clean and free of debris before mounting. Verify the rotor thickness is above the discard thickness of 10.00 mm to maintain safety standards. Use the correct torque specifications for the 5 lug bolts on the 110.00 mm bolt circle diameter to avoid warping. It is recommended to inspect brake pads and hardware during rotor replacement for optimal braking system performance.

Quality Assurance and Warranty

Power Stop rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The Geomet coating provides enhanced corrosion resistance to extend rotor life. While specific warranty details are not provided here, Power Stop products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.