Gorilla Brakes · Replacement disc brake pads

Hayes Compatible Semi-Metallic Disc Brake Pads

Explore Gorilla Brakes Semi-Metallic pads for Hayes. Separate Dominion A2/T2, Dominion A4/T4 and the individual legacy Hayes fitments. Use the complete caliper name and compare the old pad outline.

Compare compounds Fitment questions
Check fitment and compatible models

Gorilla Brakes Hayes-compatible semi-metallic brake pads are designed for riders who want dependable braking performance with smooth modulation and reduced noise.

Hayes MTB: Dominion A4,T4 Dominion A2,T2 Stroker, Radar, Dyno

Hayes Legacy & OEM: Sole, MX Series, older Hayes hydraulic disc systems

Choose your performance range

Find your brake pads

Enduro Pro

Our highest-performance range.

Factory Racing

Performance-focused options.

Standard Compounds

Everyday riding options.

Choosing Semi-Metallic

Semi-Metallic is a versatile everyday option for commuting, road, gravel and lighter trails on conventional bicycles.

The Performance range is for conventional bicycles. For electric bikes, compare the e-bike-rated Enduro Pro and Factory Racing options; for heavy cargo or demanding descents, start with Ultimate Orange or Semi Metallic Blue.

Compare compounds

Advice when you need it

Choose. Fit. Bed in.

Fitting guide Bedding-in guide Find your brake pads Ask us about your brakes

Before you order

Hayes Compatible Semi-Metallic Disc Brake Pads FAQs

A little help with fitment, compounds and getting ready to ride.

How do I select the correct pad for Hayes?

Separate Dominion A2/T2, Dominion A4/T4 and the individual legacy Hayes fitments. Use the complete caliper name and compare the old pad outline. Check the selected product’s exact compatibility before ordering.

When should I consider Semi-Metallic?

Semi-Metallic is a versatile everyday option for commuting, road, gravel and lighter trails on conventional bicycles.

Is Semi-Metallic the same option as Enduro Pro Semi Metallic Blue?

No. The everyday Semi-Metallic option belongs to the Performance range for conventional bicycles. Enduro Pro Semi Metallic Blue is a separate e-bike-rated Enduro Pro choice, recommended for heavier loads and long descents. Check the full product name and exact caliper fitment.

How should I prepare the rotor and bed in new pads?

Check the rotor’s condition, wear limit and permitted pad material. Follow the installation instructions for your caliper and our bedding-in guide, including rotor preparation when changing compounds.