Hawk's ER-1 is an endurance-racing compound formulated for long, consistent friction output and low wear over extended stints, balancing bite, modulation and durability for endurance and high-mileage track use. This set is shaped to fit Wilwood (7812/7816) calipers and is sold as a complete axle set. Sold without a vehicle application - confirm fitment by your caliper model.
Specifications
| Brand | Hawk Performance |
| Compound | ER-1 Endurance Racing |
| Intended Use | Endurance race |
| Caliper Fitment | Wilwood (7812/7816) |
| Operating Range | Endurance race |
| Sold As | Axle set |
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