Hayes Dominion A-Series Master Cylinder + Lever
Best high performance upgrade for mountain bikers seeking superior lever feel.
A vital restoration component for high-performance hydraulic braking systems. This assembly restores factory-level responsiveness and control, ensuring reliable stopping power for demanding trail conditions without requiring a full brake system overhaul.
$149.99
at
The Devil's Gear
More Dominion options
Hayes Dominion A4 Disc Brake Lever
$60.99
Hayes Dominion T-Series Master Cylinder with Brake Lever - Left
$209.99
Hayes Dominion Master Cylinder with Brake Lever
$149.99
Hayes Brake Master Cylinder Assembly Dominion SFL (Small) Blk/Gry
$149.99
Hayes Dominion Replacement Brake Lever
$60.99
Hayes Dominion T-Series Brake Lever
$134.99
Hayes Dominion T-Series Brake Lever
$134.99
Hayes Dominion A4 Disc Brake Lever
$249.99
Hayes Dominion T2
$349.99
Hayes Dominion A2 Disc Brake
$249.99
Dominion T-Series Master Cylinder
$209.99
Hayes Dominion Master Cylinder
$149.99
Hayes Dominion T-Series Master Cylinder
$209.99
Hayes Dominion SFL Brake Lever
$60.99
Hayes Dominion Lever Blade
$60.99
Hayes Dominion A-Series Master Cylinder
$149.99
Who it's for
- Riders seeking the most effortless and consistent braking modulation available
- Mountain bikers who frequently fine-tune their cockpit setup on the trail
- Enduro and downhill racers requiring reliable stopping power under pressure
Who should skip it
- Home mechanics who prefer universal tools and simplified maintenance routines
- Weight-conscious racers prioritizing every gram over ultimate lever feel
- Custom bike builders wanting specific anodized colors to match their frame
Performance breakdown
Lever Modulation
Provides exceptional control and feedback during technical, high-speed descents.
Installation Versatility
Ambidextrous design simplifies setup and streamlines cockpit configuration.
Build Durability
Robust construction withstands the rigors of aggressive trail riding.
System Compatibility
Seamless integration with existing Dominion A-series hydraulic disc systems.
Ergonomic Feel
Refined lever shape offers comfortable, fatigue-free braking for long rides.
Maintenance Ease
Straightforward replacement process restores factory-level performance without complex servicing.
Key Specs
Compatibility
Dominion A4 & A2 Disc Brakes
Orientation
Ambidextrous
Color
Black/Bronze
Brake System Type
Hydraulic Disc
Part Number
98-36118-K001
Know before you buy
Still have a question?
Ask Metto anything about the Hayes Dominion A-Series Master Cylinder + Lever before you decide.
