Jamis Ventura A1 / A2 geometry
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Size 54
Render
Align
Geometry
| Size | 48 | 51 | 54 | 56 | 58 | 61 |
|---|---|---|---|---|---|---|
| Stack mm | 531 | 553 | 570 | 598 | 616 | 635 |
| Reach mm | 360 | 366 | 373 | 376 | 383 | 388 |
| Head tube angle ° | 70.0 | 71.5 | 72.0 | 73.0 | 73.0 | 73.0 |
| Seat tube angle ° | 75.0 | 74.0 | 73.0 | 73.0 | 73.0 | 73.0 |
| Head tube length mm | 125 | 145 | 160 | 185 | 205 | 225 |
| Chainstay mm | 415 | 415 | 420 | 420 | 425 | 425 |
| BB drop mm | 71 | 69.5 | 68 | 68 | 66.5 | 66.5 |
| Fork rake mm | 50 | 50 | 43 | 43 | 43 | 43 |
| Stack to reach | 1.48 | 1.51 | 1.53 | 1.59 | 1.61 | 1.64 |
| Effective top tube mmi | 502 | 525 | 547 | 559 | 571 | 582 |
| Wheelbase mmi | 990 | 990 | 996 | 997 | 1016 | 1027 |
Size54key specs
Stack-to-reach (size 54)1.53More relaxed (taller and shorter) than 93% of road frames in the database at comparable sizes.
Closest geometry matches (size 54)
Matched by stack, reach and head tube angle.