Description
Shimano H03A-RF Disc Brake Pads – Resin / Organic – Alloy Back Plate with Cooling Fins
Genuine Shimano H03A-RF replacement disc brake pads with cooling fins, designed for Shimano 4-piston MTB hydraulic disc brakes. These pads feature an alloy backing plate and Shimano resin/organic braking compound, providing controlled braking performance with reduced noise and excellent heat management.
The integrated cooling fins help dissipate heat away from the pad and caliper, making these pads particularly well suited to demanding MTB riding and e-bike applications.
Key Features
- Genuine Shimano H03A-RF replacement disc brake pads
- Resin / Organic pad compound
- Alloy backing plate
- Integrated cooling fins for improved heat dissipation
- Designed for Shimano 4-piston hydraulic disc brakes
- E-bike rated by Shimano
- Excellent braking control and modulation
- Resin compound helps provide quiet, progressive braking
- Supplied as a pair of brake pads
- Includes the pad retaining spring
- Ideal for MTB, trail, enduro and e-bike use
Shimano H03A-RF Compatibility
The H03A-RF pads are used across a range of Shimano 4-piston hydraulic disc brake calipers.
Compatible models include, but are not limited to:
- BR-M8020 – Deore XT
- BR-M820 – Saint
- BR-M640 – Zee
- BR-M8120 – Deore XT
- BR-M7120 – SLX
- BR-M6120 – Deore
- BR-M8100 series
- BR-M7100 series
- Other Shimano 4-piston brake systems using the H03A pad shape
Please check the pad shape and your existing brake caliper model before ordering to ensure compatibility.
Product Specifications
| Specification | Details |
|---|---|
| Brand | Shimano |
| Model | H03A-RF |
| Product Type | Disc Brake Pads |
| Brake Type | Hydraulic Disc Brake |
| Pad Compound | Resin / Organic |
| Back Plate | Alloy |
| Cooling Fins | Yes |
| Piston Configuration | 4-Piston |
| Discipline | MTB |
| E-bike Rated | Yes |
| Colour | Black |
| Quantity | Pair |
| Includes | Brake pads + retaining spring |
Why Choose Genuine Shimano H03A-RF Pads?
Using genuine Shimano replacement pads ensures the pad compound, dimensions and backing plate are designed specifically for compatible Shimano braking systems. The resin compound offers smooth, controllable braking, while the alloy backing plate and cooling fins help manage heat during prolonged or demanding braking.
Whether you’re replacing worn pads on a Deore XT, SLX, Deore, Saint or Zee 4-piston system, the H03A-RF is a popular genuine Shimano replacement option.
Why Buy From Hopkinson Cycles?
Hopkinson Cycles is a UK family-run cycle business, supplying genuine bicycle components, accessories and spares to customers across the UK.
- Genuine branded cycle components
- Competitive prices
- Fast UK dispatch
- Experienced cycling specialists
- Thousands of bicycle products available online
Need help checking compatibility? If you’re unsure whether the H03A-RF is suitable for your brakes, contact Hopkinson Cycles with your brake caliper model and we’ll be happy to help.
Hopkinson Cycles
🌐 www.hopkinsoncycles.com
📧 info@hopkinsoncycles.com







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