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Design 911 Design 911 supply Porsche parts, Porsche spares and Porsche accessories, to both retail and to the trade. Our Porsche product and accessory range includes brakes, exhausts, tyres, wheels and Porsche panels and interiors. https://www.design91.uk/images/schemaLogo.png https://www.design91.uk/images/schemaLogo.png +443456003478 https://www.design91.uk Facebook Instagram

DISPLAYING 1 to 3 (of 3 products)
DP81920RP1
Product Information
Product Information
EBC RP-1™ Racing brake pads

ebcracing

Fits:
rear
Porsche 987.2 Boxster 2.9L 2009-2012 (Cast Iron Discs only) (REAR)
Porsche 981 Boxster 2.7L / S 3.4L 2012-2016 (Cast Iron Discs only) (REAR)
Porsche 981 Boxster GTS / Spyder 3.4L 2014-2016 (Cast Iron Discs only) (REAR)
Porsche 982 Boxster (718) 2.0L / 2.5L 2016>> (REAR

Porsche 987.2 Cayman 2.9L / S 3.4L / R 3.4L 2009-2012 (Cast Iron Discs only) (REAR)
Porsche 981 Cayman 2.7L / S 3.4L 2012-2016 (Cast Iron Discs only) (REAR)
Porsche 982 Cayman (718) 2.0L / 2.5L 2016>> (Cast Iron Discs only) (REAR)

Pad Size Width: 114 mm, Height: 73 mm
OE Porsche Part No 99635293903

EBC Racing's RP-1™ compound is an ultra-high performance track and race pad designed for high performance vehicles driven hard on track. RP-1™ has a very stable friction coefficient up to and beyond 750 degrees centigrade, making it an excellent performer for even the most demanding vehicle applications.
Due to its high friction coefficient, RP-1™ is not Reg 90 homologated for road use within Europe and is therefore illegal for use on the public road. However, unlike many other race pads on the market, RP-1™ offers good cold friction meaning it can be safely used as a road pad for non-European markets where Reg 90 homologation is not mandatory.

RP-1™ boasts excellent pad wear life and extremely low disc wear. RP-1™ has a progressive pedal feel with unrivalled modulation. RP-1™ does not have the snatchy pedal feel or high levels of noise often associated with other race pads on the market.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

DP81920RP1
98735293901
98735293903

The product you are viewing cross references to these numbers
DP82029RP1
Product Information
Product Information
EBC RP-1™ Racing brake pads.

ebcracing

Fits:
front
(Cast Iron Discs only)
Porsche 987.1 Boxster S 3.2L / 3.4L 2004-2008 (FRONT)
Porsche 987.2 Boxster 2.9L / S 3.4L 2009-2012 (FRONT)
Porsche Boxster Spyder 3.4L 2010-2015 (FRONT)
Porsche 987C.1 Cayman S 3.4L 2006-2009 (FRONT)
Porsche 987C.2 Cayman 2.9L / S 3.4 / R 3.4L 2009-2012 (FRONT)
Porsche 911 (997) C2 3.6L (Sport Pkg) / C4 3.6L 2005-2009 (FRONT)

rear
(Cast Iron Discs only)
Porsche 911 (997) C2 3.6L/ C4 3.6L 2008-2012 (REAR)
Porsche 911 (997) C2S 3.8L / C4S 3.8L 2005-2012 (REAR)
Porsche 911 (997) C4S Targa 3.8L 2006-2012 (REAR)
Porsche 911 (997) C2 GTS 3.8L / C4 GTS 3.8L 2010-2012 (REAR)

Pad Size Width: 121 mm, Height: 86 mm
OE part no 99635294903 / 99735193904.

EBC Racing's RP-1™ compound is an ultra-high performance track and race pad designed for high performance vehicles driven hard on track. RP-1™ has a very stable friction coefficient up to and beyond 750 degrees centigrade, making it an excellent performer for even the most demanding vehicle applications.
Due to its high friction coefficient, RP-1™ is not Reg 90 homologated for road use within Europe and is therefore illegal for use on the public road. However, unlike many other race pads on the market, RP-1™ offers good cold friction meaning it can be safely used as a road pad for non-European markets where Reg 90 homologation is not mandatory.

RP-1™ boasts excellent pad wear life and extremely low disc wear. RP-1™ has a progressive pedal feel with unrivalled modulation. RP-1™ does not have the snatchy pedal feel or high levels of noise often associated with other race pads on the market.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

DP82029RP1
99635294903
99735193904
99635294904

The product you are viewing cross references to these numbers
DP81208RP1
Product Information
Product Information
EBC RP-1™ Racing brake pads.

ebcracing

rear
Fits:
Porsche 996 3.4L / 3.6L 1997-05 (REAR)
Porsche 997 3.6L C / 3.6L C4 2005-09 (REAR)

Porsche 986 Boxster S 3.2L 2000-04 (REAR)
Porsche 987 Boxster S MKI & MKII 2005-12 (REAR)

Porsche 987C Cayman S MKI & MKII 2005-12 (REAR)

Pad size Width: 112 mm, Height: 76 mm
OE Porsche Part No 99635293903

EBC Racing's RP-1™ compound is an ultra-high performance track and race pad designed for high performance vehicles driven hard on track. RP-1™ has a very stable friction coefficient up to and beyond 750 degrees centigrade, making it an excellent performer for even the most demanding vehicle applications.
Due to its high friction coefficient, RP-1™ is not Reg 90 homologated for road use within Europe and is therefore illegal for use on the public road. However, unlike many other race pads on the market, RP-1™ offers good cold friction meaning it can be safely used as a road pad for non-European markets where Reg 90 homologation is not mandatory.

RP-1™ boasts excellent pad wear life and extremely low disc wear. RP-1™ has a progressive pedal feel with unrivalled modulation. RP-1™ does not have the snatchy pedal feel or high levels of noise often associated with other race pads on the market.

Sold as set of 4 pads for one axle.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

DP81208RP1
99635293903
99635293900
99635293902
98635293910
98635293911

The product you are viewing cross references to these numbers
DISPLAYING 1 to 3 (of 3 products)
Also found on these pages
About EBC RP-1™ Racing Brake Pads

EBC RP-1™ Racing Brake Pads - Motorsport Braking for Professional & Club Racing

EBC RP-1™ Racing Brake Pads are engineered for serious motorsport applications, delivering extremely high friction, exceptional thermal stability, and consistent braking performance under sustained racing conditions. Designed as a true competition compound, RP-1™ pads are built to perform in environments where braking systems operate at the limits of temperature and load.

Available from Design911, EBC RP-1™ brake pads are ideal for circuit racing, sprint racing, endurance events, and professional motorsport builds where precise pedal feel, fade resistance, and reliability are critical. These pads are intended for race use only and are not suitable for everyday road driving.

What Do EBC RP-1™ Racing Brake Pads Do?

EBC RP-1™ pads convert extreme kinetic energy into controlled, repeatable stopping force under the harshest braking conditions.

Core Functions:

  • Deliver extremely high friction levels for maximum stopping power.
  • Maintain consistent braking performance at extreme operating temperatures.
  • Resist brake fade during long stints and repeated heavy braking.
  • Provide stable pedal feel and precise modulation.
  • Support professional and competitive motorsport braking systems.

RP-1™ pads are designed to perform consistently once up to operating temperature, ensuring predictable braking lap after lap.

Why Do Racing Brake Pads Wear or Fail?

Motorsport environments subject braking components to extreme stress.

Common Causes of Wear or Failure Include:

  • Extreme heat cycling leading to material fatigue.
  • Sustained heavy braking accelerating pad wear.
  • Thermal overload causing friction breakdown.
  • Using non-race compounds in competition environments.
  • Extended racing use beyond service limits.

As pads degrade, braking consistency and safety are compromised—making timely replacement essential for competitive driving.

Why Replace with EBC RP-1™ Racing Brake Pads?

EBC RP-1™ pads are purpose-built to withstand the demands of high-level motorsport.

Key Benefits:

  • Motorsport-grade friction compound for extreme performance.
  • Outstanding fade resistance at very high temperatures.
  • Consistent braking behaviour under sustained load.
  • Predictable pedal feel for confident threshold braking.
  • Designed for circuit racing, sprint events, and competition use.

Replacing worn pads with EBC RP-1™ ensures braking performance remains stable and reliable when margins are tight.

Highlights

  • True racing brake pad compound.
  • Designed for extreme heat and heavy braking loads.
  • Consistent friction and excellent pedal control.
  • Suitable for professional and club-level motorsport.
  • Trusted EBC Racing technology.       

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