Canyon Inflite CF Headset Bearing Kit (2018 Onwards) From Aire Velo (IS44/IS44, GP7172-01) 

CANYON PART NUMBER: GP7172-01

WARNING: On the Canyon website they list the dimensions of the upper bearing as 44 x 31.6 x 5.5 ACROS 1-1/4. These dimensions include the compression ring and are not the dimensions of the bearing itself. This bearing kit is a direct replacement, and will match those measurements when combined with a compression ring.

INCLUDES: AL SLX, CF SL, CF SLX, CF EVO

Upper Bearing – AC3544 (35 x 44 x 5.5 – 36/45)

Lower Bearing – AC3344 (33 x 44 x 6 – 36/45))