Hawk HB803C.639 HPX Autocross Competition Brake Pads

The Hawk HB803C.639 HPX brake pads are specifically engineered for autocross competition, delivering the precise braking performance needed to dominate on course. Developed over two years with input from Solo Nationals-winning competitors, the HPX compound features smooth bite characteristics, clean modulation, and quick activation for predictable stopping power whether the brakes are warm or cold.

Key Features:

• Purpose-built autocross competition compound optimized for the unique demands of timed runs
• Proprietary HPX friction material enhances communication between driver and braking system
• Smooth, progressive engagement with excellent modulation for precise control
• Consistent performance across varying temperatures and driving styles
• Quick activation for immediate response in short, intense runs
• Competition-use only compound - not intended for street driving

Hawk Performance's HPX compound represents a significant advancement over previous autocross pad options, providing serious competitors with a purpose-designed solution that offers controllability and consistency. The advanced friction formulation has been rigorously tested to meet reactivity, modulation, and temperature capacity requirements specific to autocross applications, giving drivers the competitive advantage they need regardless of vehicle class or tire choice.