About The Seller

Parts Matrix is a trusted eBay Motors seller specializing in premium aftermarket and OEM replacement auto parts. We serve DIY mechanics, professional installers, and truck enthusiasts who demand dependable brake, steering, suspension, and performance components at competitive prices.As a customer-focused seller, we prioritize accurate listings, fast order processing, and secure packaging to ensure your parts arrive safely and on time. We maintain strong supplier relationships so you can shop confidently knowing you’re receiving quality components backed by responsive support. If you have a fitment question before ordering, send us a message — we’re happy to verify compatibility to help you avoid returns and downtime.We ship quickly within the United States and also offer international shipping. International buyers are welcome to contact us for shipping rate details or assistance before purchasing.Important Fitment & Compliance Information- Always confirm vehicle compatibility using the eBay Motors fitment tool and match the manufacturer part number when possible.- Some vehicles have multiple trim levels, production dates, or brake/suspension configurations — verify before ordering.- Professional installation is recommended for safety-related components.- Emissions-related parts that are not CARB compliant cannot be shipped to California or other CARB-compliant states. Please review your state’s emissions regulations prior to purchase.- Returns must comply with our eBay return policy and items must be in new, uninstalled condition unless otherwise stated in the listing.At Parts Matrix, we’re committed to delivering quality auto parts, clear communication, fast shipping, and a buying experience that earns repeat customers.
    
        
ABOUT THE BRAND
        Headquartered in Los Angeles, California, USA. R1 Concepts is the leading manufacturer and retailer of award winning automotive braking systems. With over 15 years of automotive brake knowledge, R1 Concepts has developed one of the most comprehensive brake catalog in the industry for all foreign and domestic vehicle applications from 1930-present.

With today's technology in computer-aided design, manufacturing methods, and quality control, R1 Concepts stays up to date with the latest technological concepts to improve our product's performance and quality.

R1 Concepts prides itself in providing the best customer service in the automotive industry and has given support to over a million customers with its technical knowledge needed for brake purchases and repairs for over a decade.