Is there a triple crankset option for 11-speed SRAM RED eTap? November 20, 2019 17:49 Updated No. SRAM RED eTap 2x11 is only 2x compatible with chainring sizes 46/36, 50/34, 52/36, 53/39, and 55/42. Related articles Will 11-speed SRAM RED eTap™ levers communicate with RED or Force eTap AXS™ electronic derailleurs? Will SRAM RED eTap 2x11 work with a 36 or 42 tooth cassette? Comments 0 comments Article is closed for comments.