2021 Specialized Sirrus specs
Year-specific typical OEM spec for this generation. Trim and size still change parts — confirm on the bike. OnTrack Cycling, Newcastle upon Tyne.
- Bike type
- Hybrid
- Year
- 2021
- Wheel size
- 700c
- Tyre size
- 700x35c typical
- Groupset
- Shimano Altus typical
- Speeds
- 1x8 / 1x9 typical
- Cassette
- 11-36 typical
- Brake type
- Hydraulic disc