3 plate set. Custom style, without anti-rattle buffers. The stock OEM style clutch of 41-67 early models use 3 steels and 4 frictions, later 68-E84 models require 4 steels and 5 frictions. but physical dimensions are identical. OEM style replacement reference 37975-41 (2487-41) and 37975-81 (which have anti-rattle buffers)