Shell Bb90 vs Shell Bb95: specs compared
Updated 05 September 2026.
1
specs differ
Shell Bb90 and Shell Bb95 differ on 1 spec: shell width.
| Spec | Shell Bb90 | Shell Bb95 |
|---|---|---|
| Type | press fit | press fit |
| Shell inside diameter | 37 mm smooth press-fit bore | 37 mm smooth press-fit bore |
| Shell width | 90.5 mm | 95.5 mm |
| Thread | none, cartridge bearings press straight into moulded carbon seats in the 37 mm bore | none, cartridge bearings press straight into moulded carbon seats in the 37 mm bore |
| Crank spindles it hosts | 24 mm Shimano Hollowtech II; the 37 mm bore is too small for a 30 mm spindle | 24 mm Shimano Hollowtech II; the 37 mm bore is too small for a 30 mm spindle |
Questions and answers
How do Shell Bb90 and Shell Bb95 compare?
Shell Bb90 and Shell Bb95 differ on 1 spec: shell width.