Porterfield Enterprises

2015-2019 Ford Raptor Porterfield R4-S Rear Brake Pads


PR AP1790-R4S

2015-2019 Ford Raptor Porterfield R4-S Rear Brake Pads

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2015 to 2019 Ford Raptor Porterfield R4-S High Performance RearBrake Pads.

Porterfield R4-S High Performance Brake Pads are designed to increase your ability to STOP your Ford truck!

The Porterfield R4-S Ford R4-S Carbon Kevlar Street Brake PadsHigh Performance Brake Pads applications:

  • 2015 to 2019 Ford Raptor
  • 2015 to 2019 Ford F-150 2WD
  • 2015 to 2019 Ford F-150 4WD
  • 2016 to 2019 Lincoln Navigator

These Ford truck Porterfield R4-S Brake Pads sold as a complete set containing:

  • One pair of Porterfield R4-S High Performance Rear Brake Pads

Porterfield R4-S replacement brake pads offer a dramatic high performance increase in your ability to stop your Ford Raptor. These Ford Raptor Porterfield R4-S Brake Pads will improve your stopping ability with a minimum amount of pedal effort. Porterfield has gone to great measures to ensure that the R4-S compound has the absolute lowest noise and dust levels obtainable from a replacement high performance brake pad. We at KLM performance Inc. have tested this compound in our vehicles to ensure that these Ford truck Replacement Brake Pads meet our desired performance goals. This Porterfield R4-S High Performance Brake Pads for the 2015 to 2019 Ford Raptor is an amazingly fast stopping brake pad. The Porterfield R4-S High performance Brake Pad Great is perfect for every day commuting, stop and go traffic or towing. The Porterfield R4-S compound has become a consistent top performer in the realm of high performance/street brake pads. The Porterfield R4-S High performance Brake Pad is for prolonged everyday street use while also being capable of tolerating the most severe use without any fade.

The R4-S compound which has an overall win in the Baja 1000 is available for most models of cars, trucks, and SUVs. Superb stopping power under heavy use when towing, racing or just daily driving. Perhaps the Porterfield R4-S compound when used on the Ford truck is the overall best performing, clean and quiet everyday high performance driving brake pad ever made.

Note: Porterfield R4-S Brake Pads for the 2015 to 2019 Ford Raptor pickups have to be bedded-in with the rotors (new or used) that they will be utilized with. Properly bedding-in your new Porterfield R4-S brake pads results in a transfer film being generated at the pad and rotor interface to maximize brake system performance. Porterfield Racing was the first to develop a High Performance Brake Pad using the Carbon Kevlar Compound. This uniquely engineered composite brake pad using the latest ceramic composite technology design combines high performance materials to make a better stopping and more rotor-friendly brake pad.

Porterfield Ford Raptor Carbon Kevlar Brake Pad Compound Features:

  • For high performance and heavy-duty street conditions.
  • Perfect for prolonged everyday street use
  • Capable of tolerating the most severe road use without any fade.
  • Rotor friendly compound.
  • Low Noise
  • Low Dust
  • Durable quick stopping compound
  • Ideal for tow vehicles
  • Excellent brake pad for the drag strip!
  • Superior performance upgrade over other brake pad compounds!


The Porterfield R4-S compound is available for virtually any vehicle sold in the US. Contact us if you need replacement pads for another vehicle. The Ford Raptor High Performance Replacement Brake Pads are MADE IN THE USA

NOTE: Due To High Demand, the Ongoing effects of the Covid 19 Virus and supply chain shortages contribute to more significant lead times than usual. Your order for these lights may take up to Six Weeks before they are delivered! KLM Performance will provide you with the tracking number as soon as the order is shipped. We apologize for this inconvenience. 



Ford Raptor Porterfield R4-S Carbon Kevlar Front Brake Pads
  • Engine: N/A
  • Flow Rate:
  • Item Number: PR AP1790-R4S
  • make Ford | Lincoln
  • model Raptor | F150 | Navigator
  • year 2015 | 2016 | 2017 | 2018 | 2019
  • Manufacturer Part No: AP1790-R4S
  • Product Application: 2015 to 2019 Ford Raptor, F150 2 Wheel Drive and 4 Wheel Drive trucks and the Lincoln Navigator.
  • Height: 4
  • Width: 10
  • Brand: Porterfield
  • FAQ:
  • Part Number AP1790-R4S
  • Manufacturer: Porterfield Enterprise
  • Beam Pattern:
  • Product Note if you want a high performance and heavy duty street brake pad the Porterfield R4-S compound remains the top performer in performance brake pads. With the R4-S compound giving a friction level up to .41. The R4-S is an amazingly fast stopping brake pad. Simply put, they will give you an impressive increase in stopping ability, the minimum amount of pedal effort. The R4S is perfect for prolonged everyday street driving while also being capable of enduring the most severe use without fade.