2020
2020 Jamis HELIX A1
The HELIX A1 build comes with Alex Rims TD26 27.5” rims wheels.
Source: bikecatalogs.com. Checked .
Key facts
- Brand
- Jamis
- Model
- HELIX A1
- Model year
- 2020
- Geometry labels
- 14", 16", and 18"
- Geometry
- Complete for every size
- Checked
Geometry by size
| Measurement | 14" | 16" | 18" |
|---|---|---|---|
| Head tube angle(°) | 70 | 70 | 70 |
| Seat tube angle(°) | 72.5 | 72.5 | 72.5 |
| Effective top tube(mm) | 540 | 560 | 580 |
| Chainstay length(mm) | 435 | 435 | 435 |
| Wheelbase(mm) | 1029 | 1050 | 1070 |
| BB drop(mm) | 46 | 46 | 46 |
| Standover(mm) | 668 | 704 | 731 |
| Head tube length(mm) | 105 | 110 | 120 |
Stock build
12 parts
Suspension
SR Suntour XCT 30 HLO 27.5”
Drivetrain
Wheels & Tires
Brakes
Cockpit
Jamis XC alloy riser
Seatpost & Saddle
Keep your HELIX A1 in Quiver
Start from this build's stock parts, then record your upgrades. Review it before adding it to your garage.
Free on App StoreFree on Google PlayFree for your first bike, on iPhone and Android.Already have Quiver? Open this build
MManufacturer
Quick answers
- Which size or configuration labels have geometry for the 2020 Jamis HELIX A1?
- Geometry is listed for 14", 16", and 18".
- What is the head tube angle of the 2020 Jamis HELIX A1?
- The head tube angle is 70 degrees in every size.
- What does the 2020 Jamis HELIX A1 ship with?
- The stock build includes SR Suntour XCT 30 HLO 27.5”, Shimano Acera M310, Alex Rims TD26 27.5” rims, and Tektro M275 hydraulic disc.
- Which years of the Jamis HELIX A1 are on Quiver?
- Quiver has the Jamis HELIX A1 for 2020, 2021, and 2019.
Know what is on every bike.
Add your bike to Quiver. Keep its parts, setup, and service history together, then share your build.
Explore the app
