• Semi-Metallic pads for HOPE RX4 (SRAM 30 mm). Quiet, balanced braking for Gravel & Road. Check compatibility before purchase.
1 1

HOPE RX4 (SRAM 30 mm) – Semi-metallic Disc Brake Pads | Gorilla Brakes

HOPE RX4 (SRAM 30 mm) – Semi-metallic Disc Brake Pads | Gorilla Brakes

🔥 150,000+ riders trust Gorilla Brakes worldwide⭐ Rated 4.8/5 from verified customers

£8.99 GBP
£0.00 GBP £8.99 GBP
Sale Sold out
Taxes included. Shipping calculated at checkout.

🇪🇺 Good news for EU customers: No VAT or customs fees on orders under €150. All taxes are prepaid — there’s nothing more to pay when your order arrives.

✔ Super Fast UK Shipping and Dispatch ✔ 60-Day Returns

⚡ Fast Dispatch — Order by 2pm
Orders placed before 2pm (Mon–Fri) ship the same working day

🔄 60-Day Hassle-Free Returns
Return unused items within 60 days for a refund

🔔 Compatibility Alert: This product is specifically crafted for the SRAM RX4 30 mm short version. Please verify your brake model before placing an order. Not suitable for RX4+ (Shimano version).

Designed for HOPE RX4 SRAM-fit calipers — perfect for riders seeking quiet braking, reliable power, and long-term durability on gravel, cyclocross, and endurance road setups.

Gorilla Brakes Semi-Metallic Pads blend metallic durability with the smooth control of organic compounds. The result is balanced braking force, low noise, and dependable modulation in all-weather riding. Fully REACH-compliant. Not recommended for full-power e-bikes.

✅ Compatibility Chart

Caliper Model Version Riding Style
HOPE RX4 SRAM 30 mm Short Body Gravel, CX, Road

🔥 Compound Type: Semi-Metallic (Standard Range)

The Semi-Metallic Compound delivers confident braking with smooth, quiet control. It’s ideal for riders wanting consistent performance across dry or damp terrain without harsh rotor wear.

Feature Performance Benefit
Hybrid metallic-organic blend Quiet braking with strong initial bite
Moderate heat resistance Fade-free control on long descents
Low rotor wear Preserves rotor surface and reduces vibration
All-weather friction stability Reliable braking in dry or wet conditions
OEM precision fit Exact dimensions for HOPE RX4 SRAM 30 mm calipers

📦 What’s Included

  • 1 × Pair of brake pads (for one caliper)
  • 1 × Spring clip
  • Eco-friendly recyclable packaging

🌍 Ideal For

  • Gravel and CX riders needing quiet, predictable braking
  • Road and touring bikes in mixed weather
  • Light e-Gravel and commuter use
View full details

Google Top Quality Store

Verified by Google

5.0/5.0
Verified Quality Store

🚀 Other Compounds Available

🏆 Enduro Pro — Highest Performance

Maximum heat control, consistency, and longevity for aggressive riding across e-Bike, MTB, Gravel & Road.

Enduro Pro Ultimate
Flagship compound for long alpine descents, sustained heat, and full-power e-bikes.
e-Bike • MTB • Gravel • Road
View Collection →
Enduro Pro Semi-Metallic
Powerful, controlled braking with excellent wet-weather consistency.
e-Bike • MTB • Gravel • Road
View Collection →
Enduro Pro Resin
Smoother, quieter braking feel where noise reduction is prioritised.
e-Bike • MTB • Gravel • Road
View Collection →

🏁 Factory Racing — High Performance

Ride-feel focused compounds tuned for modulation and noise behaviour across e-Bike, MTB, Gravel & Road.

Factory Racing (Green)
High-load durability for bike parks, hard trail riding, and heavy e-bikes.
e-Bike • MTB • Gravel • Road
View Collection →
Factory Racing Titanium
Silver-backed option for improved heat management on long descents.
e-Bike • MTB • Gravel • Road
View Collection →
Factory Racing Stealth
Quiet, predictable modulation for mixed-discipline riding.
e-Bike • MTB • Gravel • Road
View Collection →
Factory Racing Organic
Instant bite and ultra-quiet feel for lighter loads and drier conditions.
e-Bike • MTB • Gravel • Road
View Collection →

🔧 Standard Compounds — Performance

Reliable, value-driven compounds for everyday riding across MTB, Gravel & Road.

Sintered
Maximum durability in wet, muddy conditions and on long, hot descents.
MTB • Gravel • Road
View Collection →
Semi-Metallic
Balanced power and control with a smoother braking feel for everyday riding.
MTB • Gravel • Road
View Collection →
Ceramic (Nano Tech)
Smooth braking with low rotor wear for mixed conditions.
MTB • Gravel • Road
View Collection →
Enduro Ceramic
Added heat stability for heavier riders and higher loads in hot conditions.
MTB • Gravel • Road
View Collection →

📚 Helpful Resources

🛡 Trusted & Community-Driven

Gorilla Brakes is trusted by riders worldwide, with over 13,000 verified positive feedback ratings. We also work closely with race teams and sponsored riders to validate performance in real-world conditions.

❓ Frequently Asked Questions