Tektro 5mm E-Bike & Cargo Brake Pads
Gorilla Brakes Factory Racing Stealth 5mm brake pads are designed for compatible Tektro heavy-duty
e-bike, cargo-bike and twin-caliper braking systems. The range includes separate pad shapes for selected
2-piston and 4-piston Tektro calipers.
The Stealth compound provides quiet braking, smooth modulation and predictable stopping power, while the
thicker 5mm construction is made for the additional demands placed on loaded cargo bikes, electric bikes, touring bikes
and trikes.
Important: these are specialist 5mm-thick brake pads. They are not suitable for every
Tektro or TRP caliper. Check the model number printed on your brake caliper and match it to the compatibility tables below.
🔍 Choose the Correct Tektro 5mm Pad
| Caliper type |
Pad reference |
Application |
| 4-piston |
Q13RS, 5mm |
Heavy-duty cargo and high-speed e-bike systems |
| 2-piston |
P21.11 / E11.11, 5mm |
Cargo, touring, commuter e-bike and twin-caliper systems |
4-Piston Q13RS 5mm Compatibility
| Tektro brake family |
Compatible caliper models |
| Dorado |
HD-T737 |
| Auriga+ |
HD-E740, HD-T740, HD-E741, HD-T741 |
| Auriga Twin+ |
HD-E745, HD-T745 |
| Gemini SL / Gemini |
HD-M535, HD-M530 front caliper |
| Other HD Series |
HD-T535, HD-T532 front caliper |
2-Piston P21.11 / E11.11 5mm Compatibility
| Tektro brake family |
Compatible caliper models |
| Auriga E-Bike |
HD-E540, HD-T540, HD-E541, HD-E546, HD-E547 |
| Auriga Twin |
HD-E545, HD-T545 |
| Auriga SUB / E-Comp |
HD-T390, HD-M390, HD-E395 |
| Gemini |
HD-M3520, HD-T3520, HD-M530 rear caliper |
| Other HD Series |
HD-M6020, HD-T6020, HD-M5120 |
HD-M530 owners: this system uses different pad shapes at each end. The front caliper requires the
4-piston Q13RS 5mm pad, while the rear caliper requires the
2-piston P21.11/E11.11 5mm pad.
🟪 Factory Racing Stealth Compound
| Compound |
Factory Racing Stealth |
| Backing plate |
Steel |
| Pad thickness |
5mm |
| Braking character |
Smooth bite, controlled modulation and predictable lever feel |
| Noise behaviour |
Designed for quiet braking when correctly installed and bedded in |
| Best for |
Compatible Tektro e-bike, cargo-bike, touring and twin-caliper braking systems |
Tektro and TRP Compatibility
TRP is Tektro’s performance division, but that does not mean every TRP-branded brake uses these pads. Standard TRP systems
such as Quadiem, DH-R EVO, Trail EVO, Slate and Spyre normally use different standard-thickness pad shapes. Choose these
5mm pads only when your exact Tektro model appears in the compatibility tables above.
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