Bike-on-Bike
Default Config
Default Config
Insights
Average stack and reach vs trend of all-road/gravel bikes
Somewhat upright stack and reach vs trend of progressive gravel bikes
Geometry
Stack | 586mm | 584mm -2mm |
Reach | 387mm | 392mm +5mm |
Stack to Reach Ratio | 1.51:1 | 1.49:1 |
Seat Tube Length, C-T | — | 491mm |
Seat Tube Length, Unknown | 470mm | — |
Top Tube Length, Effective/Horizontal HT Top | — | 566mm |
Top Tube Length, Unknown | 560mm | — |
Top Tube Slope | 14.6deg | 12deg -2.6deg |
Head Tube Angle | 71.5deg | 71deg -0.5deg |
Seat Tube Angle | 73.5deg | 74deg +0.5deg |
Head Tube Length | 150mm | 140mm -10mm |
Bottom Bracket Drop | 81mm | 80mm -1mm |
Bottom Bracket Height | 272mm | 276mm +4mm |
Chainstay Length | 440mm | 435mm -5mm |
Chainstay Length Horizontal | 432.5mm | 427.6mm -4.9mm |
Front-Center | 612.9mm | 624mm +11.1mm |
Front-Center Horizontal | 607.5mm | 618.4mm +10.9mm |
Wheelbase | 1040mm | 1046mm +6mm |
Fork Offset/Rake | 50mm | 50mm +0mm |
Trail | 65.4mm high | 69.7mm +4.3mm high |
Mechanical Trail | 62mm | 65.9mm +3.9mm |
Wheel Flop | 19.7mm | 21.5mm +1.8mm |
Standover Height | 759mm | 773mm +14mm |
Tire to Pedal Spindle | 87.4mm 172.5 mm cranks | 98mm +10.6mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 99.5mm 172.5 mm cranks | 106mm +6.5mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 42mm | 45mm +3mm |
Tire Outer Diameter | 706mm | 712mm +6mm |
Bike Length with Tires | 1746mm | 1758mm +12mm |
Crank Length | 172.5mm | — |
Handlebar Width | 440mm | — |
Stem Length | 70mm | — |
| Suspension Type | Rigid, non-suspension corrected | Rigid, non-suspension corrected |
| Bar Type | Drop Bar | Drop Bar |
| Frame Material | Aluminum | Carbon/Composite |
| Fork Material | Carbon/Composite | Carbon/Composite |
| Brake Type | Disc | Disc |
Meta
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| Source | Giant | https://xds.co/en-us/products/gt8#product-geometry |
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