Identification 722.6, C2 - upto 2001 (friction material both sides) - C2 disc with "small" inner diameter: 133 mm
5 BORG WARNER friction discs - friction material on both sides - 36 internal teeth - thickness 2,13 mm (.084") - outer diameter 165 mm (6.48") - inner diameter 133 mm (5.25") upto serial no. 3 947 439 (probably from 1996 until end 2000) - this is the kit with the K2 disc with "small" inner diameter