Gorilla Brakes · Replacement disc brake pads

Hayes E-Bike Brake Pads

Choose Gorilla Brakes pads for electric bikes with Hayes brakes. Match the exact caliper first, then choose among the e-bike-rated Enduro Pro and Factory Racing options offered for that fitment. 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
Compatible models and fitment
Model or brake familyCompatibility and fitment details
Our pads areevery Dominion brake used on electric mountain bikes:
Dominion A44-piston brake for aggressive E-MTB
downhill and enduro
Dominion A2 / T2Lightweight 2-piston trail &
hybrid e-bike brake
Dominion T4High-power 4-piston brake for premium E-MTB builds
A4 PadsFit Dominion A4 — strongest bite for enduro &
downhill
A2 / T2 PadsFit Dominion A2 and T2 — light
efficient and quiet
T4 PadsFit Dominion T4 — modern
high-powered E-MTB brake
HAYES

Gorilla Brakes Hayes Dominion E-Bike Brake Pads are engineered for the extreme braking loads of electric mountain bikes. Compatible with Dominion A2, A4 and T4 — known for powerful, consistent stopping and smooth modulation.

Hayes Dominion brakes are known for their exceptional modulation, quiet operation and powerful stopping performance — making them a favourite upgrade choice for electric mountain bikes. Gorilla Brakes compounds are engineered to deliver maximum performance and durability when paired with Dominion calipers.

Each Dominion brake uses a dedicated pad shape:

Models listed for this collection

Choose your performance range

Find your brake pads

Enduro Pro

Our highest-performance range.

Factory Racing

Performance-focused options.

Standard Compounds

Everyday riding options.

Choose your compound

Choose Enduro Pro Ultimate for braking performance and pad life, Enduro Pro Semi-Metallic for versatile braking and heat management, or Factory Racing for a balance of braking power and lever feel.

All Enduro Pro and Factory Racing compounds are e-bike rated. For heavy cargo, family transport, delivery riding and loaded touring, we recommend Enduro Pro Ultimate or Enduro Pro Semi-Metallic. Select your caliper in the filters and compare the compatible options. The Performance range is for conventional bicycles.

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 E-Bike 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.

Which of the available compounds should I compare?

Choose Enduro Pro Ultimate for braking performance and pad life, Enduro Pro Semi-Metallic for versatile braking and heat management, or Factory Racing for a balance of braking power and lever feel.

Which compounds are e-bike rated, and which do you recommend for heavy loads?

All Enduro Pro and Factory Racing compounds are e-bike rated. For heavy cargo, family transport, delivery riding and loaded touring, we recommend Enduro Pro Ultimate or Enduro Pro Semi-Metallic. Select your caliper in the filters and compare the compatible options. The Performance range is for conventional bicycles.

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.