Brother cycles Big Bro 2025
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Geometry
| Add to Compare |
| Reach |
| Stack |
| Top Tube (effective) |
| Seat Tube C-T |
| Seat Tube (effective) |
| Head Angle |
| Seat Angle |
| Head Tube |
| Chainstay |
| Wheelbase |
| Standover |
| BB Drop |
| Fork Rake / Offset |
| Fork Length (A2C) |
| Data Source |
| Small (16) | Medium (18) | Large (20) | xLarge (22) | |
|---|---|---|---|---|
| Add to Compare | ||||
| Reach | 449 | 356 | 431 | 517 |
| Stack | 518 | 490 | 646 | 576 |
| Top Tube (effective) | 468 | 660 | 667 | 641 |
| Seat Tube C-T | 420 | 513 | 412 | 533 |
| Seat Tube (effective) | 543 | 595 | 558 | 573 |
| Head Angle | 81 | 83 | 72 | 57 |
| Seat Angle | 61 | 58 | 85 | 77 |
| Head Tube | 99 | 88 | 108 | 103 |
| Chainstay | 368 | 424 | 417 | 492 |
| Wheelbase | 1274 | 1145 | 1067 | 925 |
| Standover | 841 | 934 | 874 | 985 |
| BB Drop | 70 | 63 | 61 | 51 |
| Fork Rake / Offset | 47 | 42 | 41 | 41 |
| Fork Length (A2C) | 470 | 529 | 389 | 517 |
| Data Source | Manufacturer | Manufacturer | Manufacturer | Manufacturer |
Standard measurements are in millimeters and degrees. The site attempts to recognize and convert other units back to standard - results may vary.
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