What surface treatment/coating is SRAM using on new RED chains? November 04, 2020 20:04 Updated It uses our Hard Chrome™ surface treatment making the chain extremely strong and durable. Related articles Is a special chain tool required for new RED and Force eTap AXS™ road chains? Why is my SRAM Force eTap AXS drivetrain noisy, especially the cassette? What chain lubes do you recommend for new SRAM RED and Force road chains? How does the new SRAM RED chain lifespan compare to SRAM’s 11-speed SRAM RED chains? What cassette size ranges do you offer for RED and Force eTap AXS™? Comments 0 comments Article is closed for comments.