Dominion T4
The limited-edition Hayes Dominion T4 packs the power, sensitivity, and reliability the Dominion family is known for into its lightest chassis yet. Featuring a Reynolds designed and in-house produced carbon-fiber lever, titanium hardware, composite reservoir cover, pads with aluminum backing plates, and precise weight-reducing machining.
- Tooled Reach Adjustment
- Tooled Pad Contact Adjust
- Axial Lever Orientation
- K2 Hose
- Crosshair Caliper Alignment
- Composite lever & reservoir cover, titanium hardware

Vehicle Category:
Markets:
| Weight | 257g (90cm hose & mount hardware) |
|---|---|
| Reach Adjust | Tooled |
| Compatible Rotor (not included) | D-series (160, 180, 203) w/ QuickBite² and MRC |
| Hose | Low expansion with Kevlar weave |
| Fluid | Hayes DOT 5.1 |
| Bleed | Two Stroke |
| Caliper Piston Size | 17mm |
| Pad Material | T106 Semi-Metallic; 100 Sintered Metallic |
| Pad Retention | KingPin |
| Pad Insertion | Bottom Load |
| Crosshair Alignment | Yes |
| 2-piece Clamp | Yes |
| Pad Contact Adjust | Tooled |
| Adjustable Banjo Connection | Yes |
| Flip-Flop Lever | Yes |
| Lever Pivot | Sealed Cartridge Bearings |
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