The R4-S Pad provides Superior Stopping Power for the Street or Track use.
HPS - High Performance Street disc brake pads are world-renowned for increasing stopping power on your street legal vehicle. Improving the performance of your vehicles braking system is easy when you choose the Porterfield Enterprises R4S brake pad compound. This unique Carbon Kevlar formula was developed for high performance applications using the safety and quality of Aerospace and Motorsports severe-duty friction technology.
The High Performance Street compound offers a higher coefficient of friction over stock brake pads and can provide you 20 to 40% more stopping power and higher resistance to brake fade than most standard replacement pads. Less fade means you will have a highly durable brake pad with less brake dust.
All Porterfield R4S High Performance Street brake pads provide a manufacturers limited lifetime warranty, ensuring the brake pads are free of defects from manufacturer’s workmanship and material imperfections.
The Porterfield Enterprises R4-S Carbon Kevlar Brake Pad is the BEST STREET BRAKE PAD compound we have ever tested. If you are looking for the top performance brake pad to use under high performance and heavy-duty street conditions. This R4-S Street Compound is perfect for the everyday driver up to the high-end performance driver. The R4-S friction level will give you an impressive increase in stopping ability with very minimum pedal effort. R4-S compound has noise and dust levels far below OEM equipment or any other high performance brake material. The R4S compound is the perfect upgrade for your tow vehicle or SUV. The R4-S compound is available for virtually any vehicle sold in the United States. KLM Performance also offers the R4-S in pad sizes for competition type calipers that are used on the street or on the track.
Porterfield burnishes its High Performance R4S Street brake pads as a final step in the production. All new brake pads have to be bedded-in with the rotors (new or used) that they will be used. Properly bedding-in the new brake pads result in a transfer film being generated at the pad and rotor interface to maximize brake performance.
High Performance Brake Pads are designed for prolonged everyday street use while also being capable of tolerating the most severe use without any fade.
How to Improve Brake System Performance.
For the next step in upgrading your vehicle's brake system performance, you should consider installing a set of braided stainless steel brake lines as a part of your brake system upgrades.
If you have any questions about these high performance brake pads or the bedding in process please feel free to call us at 203-210-7200 or Contact Us!