• Semi-Metallic Enduro Pro brake pads for HOPE E4 and RX4 road/gravel calipers
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HOPE E4 / RX4+ – Enduro Pro Semi-Metallic Disc Brake Pads | Gorilla Brakes

HOPE E4 / RX4+ – Enduro Pro Semi-Metallic Disc Brake Pads | Gorilla Brakes

£18.99 GBP
£18.99 GBP
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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

If your brake caliper uses Hope E4 or RX4+ pads, these will fit.

Gorilla Brakes Enduro Pro Semi-Metallic disc brake pads are engineered for riders who need consistent braking performance under load. Designed for Hope E4 (Tech 3 / Tech 4) and Hope RX4+ calipers, this compound blends strong bite with controlled modulation and dependable heat management for steep terrain, high-speed descents, and e-bike torque. Fully REACH-compliant and e-bike approved.

🔧 Compatibility

Direct replacement pads for the following Hope brake systems:

Pad Type Brake Series Caliper Model Riding Discipline
E4 pad format Hope E4 Tech 3 E4, Tech 4 E4 Trail, Enduro, Downhill, e-MTB
RX4+ pad format Hope RX4 RX4+ (Shimano / SRAM versions) Road, Gravel, Cyclocross, e-Bike

🔥 Compound: Enduro Pro Semi-Metallic

Enduro Pro Semi-Metallic is tuned to deliver race-ready braking with a smoother feel than full-metal pads. It is built for sustained braking loads, maintaining stable friction and lever feel on long descents while offering improved durability over resin compounds.

Feature Benefit
Semi-metallic friction blend Strong bite with predictable modulation
High heat stability More consistent braking on long, steep descents
Fade-resistant tuning Stable lever feel under repeated heavy braking
Rotor-friendly behaviour Smoother braking feel with reduced vibration
Precision fit Consistent pad alignment and caliper compatibility

Note: Semi-metallic pads may produce mild noise during initial bedding-in or in very wet conditions.

📦 What’s Included

  • 1 × Pair of disc brake pads (fits one caliper)
  • 1 × Pad spring clip
  • Minimal, recyclable packaging

🌍 Ideal For

  • Enduro and downhill riding with sustained braking loads
  • e-MTB use and high-torque applications
  • Road, gravel, and CX riders using Hope RX4+ who want fade resistance
  • Mixed-weather riding where control and durability matter
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🚀 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
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Enduro Pro Semi-Metallic
Powerful, controlled braking with excellent wet-weather consistency.
e-Bike • MTB • Gravel • Road
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Enduro Pro Resin
Smoother, quieter braking feel where noise reduction is prioritised.
e-Bike • MTB • Gravel • Road
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🏁 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
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Factory Racing Titanium
Silver-backed option for improved heat management on long descents.
e-Bike • MTB • Gravel • Road
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Factory Racing Stealth
Quiet, predictable modulation for mixed-discipline riding.
e-Bike • MTB • Gravel • Road
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Factory Racing Organic
Instant bite and ultra-quiet feel for lighter loads and drier conditions.
e-Bike • MTB • Gravel • Road
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🔧 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
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Semi-Metallic
Balanced power and control with a smoother braking feel for everyday riding.
MTB • Gravel • Road
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Ceramic (Nano Tech)
Smooth braking with low rotor wear for mixed conditions.
MTB • Gravel • Road
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Enduro Ceramic
Added heat stability for heavier riders and higher loads in hot conditions.
MTB • Gravel • Road
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📚 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

A: Yes — they’re fully rated for high-torque e-MTBs and e-Gravel bikes.

A: Yes — they offer smoother, quieter performance than Sintered while retaining strong braking power.

A: Absolutely — the compound maintains traction and control in all conditions.

A: They offer similar control but slightly less initial bite and heat capacity.

A: Yes — all Gorilla Brakes pads are REACH-compliant and accepted via our Brake Pad Recycling Program.