Ultimate technology trickled down to SRAM’s Guide brakes
We’ve been big fans of SRAM’s Guide Ultimate brake. There’s plenty of power, loads of modulation and the lever is highly adjustable. The thing that really set it apart from the rest of the range was the Ultimate specific S4 caliper, which used a number of tricks to improve heat management and consistency over the standard item. The good news is that SRAM has now trickled down this technology to the rest of the Guide range. That means that even on the £112 / $133 Guide R, you’ll now get the same steel heat shield, insulated pistons and enlarged pad pocket to help keep things cool. Another welcome feature is that the caliper now uses the Bleeding Edge design, which has a special sealing bleed syringe to try and prevent air from being introduced into the brake when connecting or disconnecting it.The caliper also has different internal porting to help ...
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