Framesets
Ritchey Ultra Frame
L
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
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Evidence and freshness
Technical-source dates and retailer offer checks are separate. A retailer check does not validate compatibility.
Report a correction- Technical review
- Sep 4, 2026
- Compatibility review
- Reviewed Sep 4, 2026
Approved technical sources
- Ritchey official exact bbShell for 97452007029ManufacturerSource checked Aug 13, 2026Evidence reviewed Aug 15, 2026
Technical data
Specifications
- Supported wheel diameters
- ISO 584 (650b / 27.5″), ISO 622 (700c / 29″)
- Supported rear axles
- 12x148
- Supported build types
- Geared
- Bottom bracket shell
- BSA-73
- BB shell width
- 73 mm
- Maximum tire width
- 60.96 mm
- Seatpost diameter
- 30.9 mm
- Rear derailleur mounting
- Conventional hanger
- Brake mount
- Post Mount
- Seat tube length
- 475 mm
- Effective top tube
- 628 mm
- Head tube length
- 110 mm
- Bottom bracket drop
- 58 mm
- Head tube angle
- 68.5°
- Seat tube angle
- 73.5°
- Wheelbase
- 1155 mm
- Chainstay length
- 439 mm
- Standover height
- 800 mm
- Stack
- 617 mm
- Reach
- 445 mm