Do eTap® HRD 2x11 calipers take the same brake pads as other SRAM HRD 11-speed disc brakes? November 21, 2019 16:41 Updated Yes. The brake pads for eTap® 2x11 and current 11-speed HRD products are the same shape so they are cross compatible. Related articles Can I choose between 140mm and 160mm rotors for eTap® HRD 2x11 brakes? Are eTap® HRD 2x11 calipers available in both post mount and flat mount? Are eTap® HRD 2x11 calipers compatible with SRAM’s other HRD levers? Can I just buy the eTap® HRD 2x11 shifters and use them with my existing brake calipers? Are eTap® HRD 2x11 calipers available aftermarket for purchase?