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EB17: TRP TT Hydro disc brakes for triathlon gain Di2, eTap buttons

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First introduced in March, the TRP TT Hydro switches from casting to forging in order to get the tolerances tighter where needed to ensure top shelf braking performance. So, they’re now forged, then CNC’d, which delayed the original summer launch plans and bumped the price up to $199 per brake.

The good news is, they’re better for it. And they officially get SRAM Blip and Shimano Di2 integrations, letting you shift electronic drivetrains from the horns. The side plates are removable, so they make adapters that fit the remote buttons for SRAM, or a hacked version of the Di2 climber switch…

TRP TT Hydro hydraulic disc brake system for tt and triathlon road bikes with di2 and eTap button integration
This one’s a 3D printed prototype, but it’ll look about like this.

…you’ll need to disassemble the stock button and put its insides into the TRP button body.

They’ll come with really long 1900mm hoses on both left and right, with only the brake lever’s blade being asymmetrical. This let’s anyone set up any type of frame routing with left or right front braking (looking at you, UK). Available by November.

TRP TT Hydro hydraulic disc brakes with quick disconnect hoses for easy bike packing on triathlon bikes

They’re sold regular hoses, but for folks who travel with their bike and pack it for flights, they’ll offer quick disconnects that can be installed inline to make it easier to remove your bars. They say it’s good for half a dozen or so uses before you may want to bleed the system again.



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4 years ago

What DI2 buttons would you use ?

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