The Dominion four-piston hydraulic disc brake has been developed for the rigors of DH and enduro riding provide. Designed with a specific lever pull curve to balance on-demand pressure modulation providing firm engagement between the pads and rotors optimized for the world’s most demanding conditions and riders.Low-effort lever input coupled with high-fidelity power output for optimum braking feel and control Master cylinder is factory tuned for the shortest deadstroke possible and a crisp bite point Pre-bled and assembled with Hayes K2 Kevlar weave hose: The stiffest hose possible for maximum power and control transmission Brake includes two specific pad brake pads intentionally developed to be paired with the new D-series rotor for fast consistent burnish predictable friction rate and consistency across temperature and speed conditions Both pad compounds are included: Semi-Metallic T106 (standard) and Sintered T100 (wet conditions) D-Series rotors caliper adaptors and bleed kit sold separately
| Adjustable Contact Point | Yes |
| Adjustable Reach | Yes |
| Brake Caliper Type | Post Mount |
| Brake Lever Actuation | Hydraulic |
| Brake Lever Use | Left or Right, Right |
| Color | Black/Bronze, Black/Gray, Purple/Black |
| Designed for ebike | Yes |
| Hydraulic Fluid Type | DOT |
| Hydraulic Hose Length | 1800 |
| Pad Compound | Sintered |
| Rotor Included | No |
| Weight | 310g, 314, 320g |
| Model | Dominion A4, Dominion A4 SRL |
| Kit | Front or Rear, Left/Front, Right/Rear |
| Caliper | Post Mount 74mm |
| Rotor | Separate |
| Fluid | DOT |
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