Hayes Disc Brake Pads (Semi-Metallic) (Hayes Prime Expert/Pro) (Steel Back) (1 Pair)

Hayes Disc Brake Pads. Made of a Semi-Metallic compound, they have greater modulation and make less noise than sintered pads while maintaining adequate stopping power.


  • Semi-Metallic compound is a quieter and smoother feeling compound but doesn’t last as long as sintered metal
  • Pair includes one pair of pads with retention clip

Pad Compatibility:

  • Hayes CX/MX/Sole: Hayes Sole/MX2/MX3/MX4/MX5/CX5
  • Hayes Dominion A2: Hayes Dominion A2 (2 Piston)
  • Hayes Dominion A4: Hayes Dominion A4 (4 Piston)
  • Hayes Dominion T2/A2: Standard pad for Hayes Dominion T2, upgrade option for Dominion A2 (2 Piston)
  • Hayes Dominion T4: Hayes Dominion T4 (4 Piston)
  • Hayes Dyno Stroker Ryde: Dyno, Stroker Ryde, Radar, Prime Sport (T121 Compound is the OEM pad for Dyno Comp/Radar)
  • Hayes HFX: Fits Hayes Original, DH, FR, HFX-Mag/9/Comp hydraulic (G1/G2), and HMX/MX-1 mechanical disc brake calipers (does not fit 2004+ MX-2/3/Sole)
  • Hayes Prime Expert/Pro: Hayes Prime Pro and Prime Expert (2-Piston)
  • Hayes Stroker Trail: Hayes Stroker Trail, Stroker Carbon, Stroker Gram

This product was added to our catalog on April 25, 2018