2020
2020 Jamis COMMUTER 1
Reach 399 to 413 mm, stack 561.5 to 662.2 mm.
Source: bikecatalogs.com. Checked .
Key facts
- Brand
- Jamis
- Model
- COMMUTER 1
- Model year
- 2020
- Geometry labels
- 15", 17", 19", 21", 23", 14" S/O, and 18" S/O
- Geometry
- Complete for every size
- Checked
Geometry by size
| Measurement | 15" | 17" | 19" | 21" | 23" | 14" S/O | 18" S/O |
|---|---|---|---|---|---|---|---|
| Reach(mm) | 399 | 408 | 412 | 413 | 413 | 405 | 406 |
| Stack(mm) | 566.2 | 587 | 603.2 | 629 | 662.2 | 561.5 | 574.9 |
| Head tube angle(°) | 70 | 70.5 | 71 | 71.5 | 71.5 | 70 | 71 |
| Seat tube angle(°) | 73.5 | 73.5 | 73.5 | 73 | 73 | 74.5 | 74 |
| Effective top tube(mm) | 567 | 582 | 591 | 605 | 615 | 561 | 571 |
| Chainstay length(mm) | 445 | 445 | 445 | 445 | 445 | 445 | 445 |
| Wheelbase(mm) | 1074 | 1085 | 1089 | 1092 | 1103 | 1078 | 1073 |
| BB drop(mm) | 70 | 70 | 70 | 70 | 70 | 70 | 70 |
| Standover(mm) | 701 | 738 | 772 | 809 | 846 | 647 | 653 |
| Head tube length(mm) | 140 | 160 | 175 | 200 | 235 | 135 | 145 |
Stock build
7 parts
Suspension
Drivetrain
Cockpit
Seatpost & Saddle
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Quick answers
- Which size or configuration labels have geometry for the 2020 Jamis COMMUTER 1?
- Geometry is listed for 15", 17", 19", 21", 23", 14" S/O, and 18" S/O.
- What are the reach and stack of the 2020 Jamis COMMUTER 1 in size 21"?
- In size 21", reach is 413 mm and stack is 629 mm.
- What is the head tube angle of the 2020 Jamis COMMUTER 1?
- The head tube angle is 71.5 degrees in size 21".
- What does the 2020 Jamis COMMUTER 1 ship with?
- The stock build includes Jamis City/Cross hi-tensile steel unicrown, Shimano RevoShift SL-RS35, Jamis ARC, and Jamis alloy micro-adjust.
- Which years of the Jamis COMMUTER 1 are on Quiver?
- Quiver has the Jamis COMMUTER 1 for 2020 and 2019.
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