Shell 386evo vs Shell Bb92: specs compared
Updated 05 September 2026.
4
specs differ
Shell 386evo and Shell Bb92 differ on 4 specs: shell inside diameter, shell width, thread, crank spindles it hosts.
| Spec | Shell 386evo | Shell Bb92 |
|---|---|---|
| Type | press fit | press fit |
| Shell inside diameter | 46 mm smooth press-fit bore | 41 mm smooth press-fit bore |
| Shell width | 86.5 mm | 91.5 mm and 92 mm |
| Thread | none, cups press into the 46 mm bore | none, two cartridge bearings in plastic cups press into the 41 mm bore |
| Crank spindles it hosts | designed around a 30 mm spindle in an 86.5 mm shell; 24 mm and 28.99 mm cranks need a reducer BB | 24 mm Shimano Hollowtech II and 24/22 mm SRAM GXP natively; 28.99 mm DUB via a DUB BB92 unit |
Questions and answers
How do Shell 386evo and Shell Bb92 compare?
Shell 386evo and Shell Bb92 differ on 4 specs: shell inside diameter, shell width, thread, crank spindles it hosts.