Can I use a non-SRAM chain with SRAM RED eTap® 2x11? November 20, 2019 17:46 Updated Use of any chain other than a SRAM 11 speed chain will compromise performance and void drivetrain component warranties. Related articles Will SRAM RED eTap 2x11 work with a 36 or 42 tooth cassette? Does SRAM recommend carrying a spare eTap® battery (or batteries) when going on a long ride? Will SRAM RED eTap 2x11 derailleurs work with 10-speed drivetrains? Are there new cranks, rings, cassettes, and chains that are made for SRAM RED eTap 2x11? Why does the rear derailleur or chain contact the chainstay while in the smallest cogs? Comments 0 comments Article is closed for comments.