About this part
Assembly of the semi-integrated headset with internal cable routing (IPS/ICR) and Block-Lock 150° steering angle limitation. The ACROS AZX-585 is a semi-integrated (Zero Stack) headset for Stella e-bikes with internal cable routing such as Stella Livorno Fully integrated, Stella Morena Fully integrated, and Stella Vicenza Fully integrated.

Exploded view

Parts
Check before assembly that all parts (pos. 1–10) are present and undamaged. Positions refer to the exploded view below.
| Pos. | Item no. | Part | Quantity |
|---|---|---|---|
| 1 | DIN 7991 · M4×10-10N | Countersunk screw M4×10 | 1× |
| 2 | 25.52.003 | Cable cover Trekking (OM cable route) | 1× |
| 3 | 11.52.024 | Trekking spacer, 10 mm | 2× |
| 4 | 32.52.008-OD62 | Headset cover Trekking, ICR, asymmetrical | 1× |
| 5 | 11.52.006 | Cable route compression ring 1 1/8" | 1× |
| 6 | 55.52.060 | IPS upper headset seal 52 | 1× |
| 7 | AC4252-45-45-2RS | Angular contact bearing 42×52×7 (45×45°) | 1× |
| 8 | 11.52.060R2-OD62 | Bearing cup R2, ZS56, fiber, OD62, black (top) | 1× |
| 9 | 51.02.109 | AS bearing cup ZS56, black, Block-Lock (bottom) | 1× |
| 10 | 51.02.02BR2-150 | Base plate 1.5", Block-Lock 150°, black, Polygon | 1× |
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