HAWK HB905D.646 Front Brake Pads ER-1 Endurance Racing for POSCHE 911

Description HAWK HB905D.646 Front Brake Pads ER-1 Endurance Racing for POSCHE 911

The ER-1 compound was developed by Hawk Performance for the endurance racing market with the goal of providing a higher coefficient of friction than competing endurance pads while maintaining equal or improved lifespan. Extensive testing at major races across America has resulted in a compound that delivers ideal modulation and pedal feedback, with exceptional friction stability throughout the thermal range.

This consistent performance over long periods makes the ER-1 suitable for endurance racing, track days, time trials, and sprint racing.

• Higher coefficient of friction than competing endurance pads
• Consistent friction stability across the thermal range
• Ideal for endurance racing, track days, and time trials
• Provides excellent pedal communication and modulation

Specifications:

• Brake Pads Compound: Semi-Metallic
• FMSI Number: D1741-8964
• Brake Pads Type: Race
• Package Contents: 1 set of pads for two calipers
• Inner Pad Thickness (mm): 16,41
• Inner Pad Height (mm): 80
• Inner Pad Width (mm): 198
• Pad Label: ER-1

Fitments:

• PORSCHE 911 Carrera 4S 3.0 Twin Turbo, Carrera GTS 3.0 Twin Turbo, Carrera S 3.0 Twin Turbo (991.2) 2015-2019
• PORSCHE 911 Turbo 3.8 Twin Turbo, 3.8 Twin Turbo S (991.1) 2013-2015
• PORSCHE 911 Turbo 3.8 Twin Turbo, 3.8 Twin Turbo S, GT2 RS 3.8 Twin Turbo (991.2) 2015-2019
• PORSCHE 911 Carrera 4S 3.0 Twin Turbo, Carrera S 3.0 Twin Turbo (992.1) 2019-2025
• PORSCHE 911 Turbo 3.8 Twin Turbo, 3.8 Twin Turbo S (992.1) 2020-2025
• PORSCHE Boxster Convertible 718 Boxster GTS 4.0 Turbo (982) 2020-Present
• PORSCHE Boxster Roadster 718 Boxster Spyder 4.0 (982) 2019-2023
• PORSCHE Cayman Coupe 718 Cayman GTS 4.0, 718 Cayman GT4 4.0 (982C) 2019-Present
• PORSCHE 911 Carrera 3.0 Twin Turbo, Carrera 4 3.0 Twin Turbo, Carrera S 3.0 Twin Turbo, Carrera 4S 3.0 Twin Turbo (992.2) 2025-Present