Bike-on-Bike
Default Config
Default Config
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Bianchi Impulso
Somewhat upright stack and reach vs trend of progressive gravel bikes
Geometry
Stack | 608mm | 602mm -6mm |
Reach | 414mm | 407mm -7mm |
Stack to Reach Ratio | 1.47:1 | 1.48:1 |
Seat Tube Length, C-T | — | 580mm |
Seat Tube Length, C-TTT | 550mm | — |
Top Tube Length, Effective/Horizontal Center | — | 597mm |
Top Tube Length, Effective/Horizontal HT Top | 600mm | — |
Top Tube Slope | 6.2deg | 4.8deg -1.4deg |
Head Tube Angle | 72deg | 72.3deg +0.3deg |
Seat Tube Angle | 73deg | 72.5deg -0.5deg |
Head Tube Length | 190mm | 165mm -25mm |
Bottom Bracket Drop | 70mm | 78mm +8mm |
Bottom Bracket Height | 281mm | 278mm -3mm |
Chainstay Length | 428mm | 435mm +7mm |
Chainstay Length Max | 428mm | — |
Chainstay Length Horizontal | 422.2mm | 428mm +5.8mm |
Chainstay Length Horizontal Max | 422.2mm | — |
Front-Center | 645mm | 632mm -13mm |
Front-Center Horizontal | 641.8mm | 627.1mm -14.7mm |
Wheelbase | 1064mm | 1055mm -9mm |
Wheelbase Max | 1064mm | — |
Fork Offset/Rake | 50mm | 50mm +0mm |
Fork Length (On-Axis) | — | 400mm |
Fork Length (Axle-To-Crown) | 391mm | — |
Trail | 61.5mm mid/neutral | 61.1mm -0.4mm mid/neutral |
Mechanical Trail | 58.5mm | 58.2mm -0.3mm |
Wheel Flop | 18.1mm | 17.7mm -0.4mm |
Standover Height | — | 821mm |
Tire to Pedal Spindle | 119mm 175 mm cranks | 106mm -13mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 106mm 175 mm cranks | 108mm +2mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 40mm | 45mm +5mm |
Tire Outer Diameter | 702mm | 712mm +10mm |
Bike Length with Tires | 1766mm | 1767mm +1mm |
Crank Length | 175mm | — |
Handlebar Width | 440mm | — |
Stem Length | 120mm | — |
Stem Angle | -2deg | — |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Unknown | Carbon/Composite |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Unknown | Disc |
Meta
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| Source | https://www.bianchi.com/store/int_EN/ytb83-impulsopro-grx820disc2x12sp-5.html | https://mondincecycle.com/product/2025-new-designed-udh-hanger-full-carbon-fiber-gravel-bike-frame-fm296 |
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