Wolf Tooth Headset
8 models, 10 verified variants. Only rows checked against Wolf Tooth’s own page are listed.
A value shown as a set or a range differs between this model’s variants and is never one variant’s spec. A cell marked not stated is a field the maker does not publish, so nothing here checks it.
| Model | Variants | Upper | Lower | Steerer | Price (MSRP) |
|---|---|---|---|---|---|
| Wolf Tooth 1 Degree GeoShift Performance Angle Headset | 2 | Assembly ZS44/28.6 (S.H.I.S.) | Assembly EC49/40 (S.H.I.S.) (on 1 of 2 variants); Assembly ZS56/40 (S.H.I.S.) (on 1 of 2 variants) | Tapered (1.5-1.125) | $114.95 |
| Wolf Tooth Premium IS52 Internal Aero Headset for ENVE IN-Route System | 1 | Assembly IS52/28.6 (S.H.I.S.) | Assembly IS52/40 (S.H.I.S.) | Tapered (1.5-1.125) | $179.95 |
| Wolf Tooth Premium IS52 Aero Headset for Semi-Internal Routing | 1 | Assembly IS52/28.6 (S.H.I.S.) | Assembly IS52/40 (S.H.I.S.) | Tapered (1.5-1.125) | $179.95 |
| Wolf Tooth Performance | 2 | Assembly EC34/28.6 (S.H.I.S.) | Assembly EC44/40 (S.H.I.S.) (on 1 of 2 variants); Assembly EC49/40 (S.H.I.S.) (on 1 of 2 variants) | Tapered (1.5-1.125) | $94.90 to $99.90 |
| Wolf Tooth Performance IS41/IS52 | 1 | Assembly IS41/28.6 (S.H.I.S.) | Assembly IS52/40 (S.H.I.S.) | Tapered (1.5-1.125) | $79.90 |
| Wolf Tooth Performance ZS44/ZS56 | 1 | Assembly ZS44/28.6 (S.H.I.S.) | Assembly ZS56/40 (S.H.I.S.) | Tapered (1.5-1.125) | $99.90 |
| Wolf Tooth Premium IS41/IS52 | 1 | Assembly IS41/28.6 (S.H.I.S.) | Assembly IS52/40 (S.H.I.S.) | Tapered (1.5-1.125) | $109.90 |
| Wolf Tooth Premium ZS44/ZS56 | 1 | Assembly ZS44/28.6 (S.H.I.S.) | Assembly ZS56/40 (S.H.I.S.) | Tapered (1.5-1.125) | $139.90 |
Source for every row: Wolf Tooth’s own product pages, last checked between 2026-08-21 and 2026-09-04.
The checker compares the dimensions listed in what we check, and what we don’t. “No conflicts found” means no conflict among those dimensions — not a guarantee that a build works. Errors mean it won’t fit; warnings mean it works but check; infos are notes.