Hayes Dominion A4 Disc Brake
Model Info
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Product Info
The Hayes Dominion A4 Disc Brake combines motorsports-inspired engineering with trail-crushing performance, featuring a factory-tuned master cylinder that delivers the crispest bite point imaginable. Its cold-forged four-piston caliper and proprietary QuickBite² system provide consistent stopping power on rowdy terrain, giving you the confidence you need to tackle bigger, badder trails.
Product Details
Set Features
Low Input, High Fidelity – Low effort system with predictable, progressive ramp up and a crisp bite point.
Reduced Friction – A featherlight lever feel is acheived through a combination of an added glide ring on the piston and sealed ball bearings at the lever blade pivot
Precise Engagement – Each Dominion is factory set to have the lowest dead stroke possible and a crisp bite point.
Built To Last – Metal pistons are used to ensure that no matter the terrain or temperature your brake will continue to perform as it did on the first ride.
Lever
Tool-Free Reach Adjustment – Adjust your lever reach with ease while on the trail thanks to an intuive adjustment knob design.
Flip-Flop Lever Orientation
Sealed Cartridge Bearings Lever Pivot
Caliper
King Pin Pad Retention
Crosshair Caliper Alignment
Piston Diameter – 17mm
Additional Features
Two-Stroke Dual-Port Bleed System
Two Sets of Pads Included
DOT 5.1 Fluid
180cm Hose Length
Specs
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Biking Type:
Mountain
More
Biking Type
Mountain Mountain bikes are built for tackling rough terrain with frames made of durable materials like aluminum or carbon fiber, ensuring stability and maneuverability. They feature suspension to absorb impacts from rocks, roots, and drops, providing a smoother ride.
- Rotor Included: No
- Warranty: 2 Years
| Size | Front or Rear (180cm Hose) |
| Weight (g) | 310 |