2025 Indigo Red Rock Base
- Category
- All-road/Gravel
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Titanium
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
50 | 52 | 54 | 56 | 58 | 60 | |
Stack | 555mm | 565mm | 574mm | 595mm | 604mm | 623mm |
Reach | 363mm | 366mm | 378mm | 383mm | 405mm | 408mm |
Stack to Reach Ratio | 1.53:1 | 1.54:1 | 1.52:1 | 1.55:1 | 1.49:1 | 1.53:1 |
Seat Tube Length, Unknown | 440mm | 460mm | 490mm | 510mm | 530mm | 550mm |
Top Tube Length, Effective/Horizontal Center | 515mm | 530mm | 545mm | 565mm | 590mm | 605mm |
Top Tube Slope | 15.3deg | 14deg | 11.4deg | 11.4deg | 9.8deg | 9.7deg |
Head Tube Angle | 71deg | 71deg | 71.5deg | 72deg | 72deg | 72deg |
Seat Tube Angle | 75deg | 74deg | 74deg | 73deg | 73deg | 72.5deg |
Head Tube Length | 120mm | 130mm | 140mm | 160mm | 170mm | 190mm |
Bottom Bracket Drop | 71mm | 71mm | 69mm | 69mm | 69mm | 69mm |
Bottom Bracket Height | 278mm | 278mm | 280mm | 280mm | 280mm | 280mm |
Chainstay Length | 435mm | 435mm | 435mm | 435mm | 435mm | 435mm |
Chainstay Length Horizontal | 429.2mm | 429.2mm | 429.5mm | 429.5mm | 429.5mm | 429.5mm |
Trail | — — | — — | — — | — — | — — | — — |
Mechanical Trail | — | — | — | — | — | — |
Wheel Flop | — | — | — | — | — | — |
Pedal Spindle to Ground Clearance | 108mm 170 mm cranks | 108mm 170 mm cranks | 110mm 170 mm cranks | 110mm 170 mm cranks | 110mm 170 mm cranks | 110mm 170 mm cranks |
Base Build
50 | 52 | 54 | 56 | 58 | 60 | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 38mm | 38mm | 38mm | 38mm | 38mm | 38mm |
Tire Width Max | 45mm | 45mm | 45mm | 45mm | 45mm | 45mm |
Tire Outer Diameter | 698mm | 698mm | 698mm | 698mm | 698mm | 698mm |
Published Sizing Recommendations
Height | 5 ft 4 in to 5 ft 6 in | 5 ft 6 in to 5 ft 8 in | 5 ft 8 in to 5 ft 10 in | 5 ft 10 in to 6 ft 0 in | 6 ft 0 in to 6 ft 2 in | 6 ft 1 in to 6 ft 4 in |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
All-road/GravelSource:https://indigobicycles.com/gravel/