2018 Specialized · RW
2018 Specialized Amira SL4 MKII geometry
Full frame geometry for the 2018 Specialized Amira SL4 MKII, size by size — stack, reach, angles and tube lengths.
Does this bike fit you?
Get sized in minutes — no tape measure, no appointment.
Geometry by size
| Size | Stack (mm) | Reach (mm) | Seat angle (°) | Head angle (°) | Head tube (mm) | Top tube (mm) | Seat tube (mm) | Standover (mm) | BB drop (mm) | Front centre (mm) | Chainstay (mm) | Wheelbase (mm) | Fork rake (mm) | Trail (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 44 | 504 | 365 | 76 | 70.5 | 105 | 491 | 390 | 692 | 73 | 576 | 405 | 970 | 51 | 67 |
| 48 | 516 | 371 | 76 | 71.2 | 115 | 502 | 420 | 718 | 73 | 580 | 405 | 974 | 51 | 62 |
| 51 | 529 | 378 | 76 | 72 | 125 | 515 | 460 | 735 | 73 | 582 | 405 | 976 | 49 | 59 |
| 54 | 548 | 378 | 74 | 72 | 145 | 535 | 490 | 758 | 73 | 588 | 405 | 982 | 49 | 59 |
| 56 | 565 | 380 | 74 | 72 | 165 | 547 | 510 | 777 | 72 | 596 | 408 | 994 | 49 | 59 |
All measurements in millimetres unless marked (°) for angles.