A size-by-size geometry profile with manufacturer provenance and RideDNA consistency-audit context. Use the complete table to compare fit and handling before opening the interactive tools.
Source: Manufacturer geometry source
Provenance: published is present in the manufacturer data; derived is calculated by RideDNA; manual is a staff-entered reference rather than a manufacturer-chart value. “Not published” means the manufacturer did not provide a value for that size.
| Size | Stack | Reach | HTA | STA | ETT | Chainstay | Wheelbase | Front center | BB drop | Trail | Fork offset | Audit context |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50 | 560 mm published | 366 mm published | 70.3 ° derived | 75.0 ° derived | 520 mm derived | 437 mm derived | 1025 mm derived | 598 mm derived | 71 mm derived | 77.9 mm derived | 47 mm published | yellow |
| 1 of 2 checks flagged — Reach Reconciliation shows 2.3mm discrepancy | ||||||||||||
| 52 | 579 mm published | 366 mm published | 70.3 ° derived | 74.3 ° derived | 530 mm derived | 437 mm derived | 1029 mm derived | 602 mm derived | 71 mm derived | 77.9 mm derived | 47 mm published | green |
| All 2 consistency checks passed | ||||||||||||
| 54 | 587 mm published | 376 mm published | 70.5 ° derived | 74.0 ° derived | 545 mm derived | 437 mm derived | 1039 mm derived | 612 mm derived | 71 mm derived | 76.2 mm derived | 47 mm published | green |
| All 2 consistency checks passed | ||||||||||||
| 55 | 596 mm published | 379 mm published | 70.5 ° derived | 73.5 ° derived | 555 mm derived | 437 mm derived | 1045 mm derived | 618 mm derived | 69 mm derived | 76.2 mm derived | 47 mm published | green |
| All 2 consistency checks passed | ||||||||||||
| 56 | 603 mm published | 385 mm published | 71.0 ° derived | 73.3 ° derived | 570 mm derived | 437 mm derived | 1053 mm derived | 625 mm derived | 69 mm derived | 72.9 mm derived | 47 mm published | yellow |
| 1 of 2 checks flagged — Stack Reconciliation shows 3.9mm discrepancy | ||||||||||||
| 58 | 627 mm published | 392 mm published | 71.0 ° derived | 73.0 ° derived | 585 mm derived | 437 mm derived | 1066 mm derived | 638 mm derived | 69 mm derived | 72.9 mm derived | 47 mm published | green |
| All 2 consistency checks passed | ||||||||||||
| 60 | 647 mm published | 403 mm published | 71.5 ° derived | 72.8 ° derived | 605 mm derived | 437 mm derived | 1079 mm derived | 651 mm derived | 68 mm derived | 69.6 mm derived | 47 mm published | green |
| All 2 consistency checks passed | ||||||||||||
Overall consistency: yellow. This context is shown alongside the table so a rider can distinguish a complete published specification from a value that RideDNA had to derive or could not independently verify.
Geometry reconciliation applies a 21mm integrated headset top cap correction to both stack and reach before comparison against the engine's forward-model calculations. Geometry reconciliation includes a confirmed 19mm external lower headset cup (ELBC); stack calculations have been resolved using this confirmed cup height. Stack reconciles within ±1mm engineering tolerance on six of seven sizes; size 56 shows a 3.9mm data inaccuracy in the published value. Reach reconciles within ±1mm engineering tolerance on six of seven sizes; size 50 shows a 2.3mm data inaccuracy in the published value.