Hayes Dominion A4 Disc Brake Lever - Rear Hydraulic Post Mount Stealth BLK/Gray

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

Brake Lever Actuation	Hydraulic
Brake Caliper Type	Post Mount
Rotor Included	No
Brake Lever Use	Left or Right
Color	Black/Gray
Hydraulic Fluid Type	DOT
Pad Compound	Sintered
Hydraulic Hose Length	1800
Adjustable Reach	Yes
Adjustable Contact Point	Yes
Weight	314
Designed for ebike	Yes
Position	Rear
Lever Type	Standard