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 | 570mm | 565mm -5mm |
Reach | 381mm | 384mm +3mm |
Stack to Reach Ratio | 1.5:1 | 1.47:1 |
Seat Tube Length, C-T | — | 471mm |
Seat Tube Length, Unknown | 450mm | — |
Top Tube Length, Effective/Horizontal HT Top | — | 547mm |
Top Tube Length, Unknown | 550mm | — |
Top Tube Slope | 15.2deg | 12.3deg -2.9deg |
Head Tube Angle | 71deg | 71deg +0deg |
Seat Tube Angle | 73.5deg | 74deg +0.5deg |
Head Tube Length | 135mm | 120mm -15mm |
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 | 611.9mm | 609mm -2.9mm |
Front-Center Horizontal | 606.5mm | 603.4mm -3.1mm |
Wheelbase | 1039mm | 1031mm -8mm |
Fork Offset/Rake | 50mm | 49.6mm -0.4mm |
Trail | 68.7mm high | 70.2mm +1.5mm high |
Mechanical Trail | 64.9mm | 66.3mm +1.4mm |
Wheel Flop | 21.1mm | 21.6mm +0.5mm |
Standover Height | 741mm | 755mm +14mm |
Tire to Pedal Spindle | 88.9mm 170 mm cranks | 83mm -5.9mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 102mm 170 mm cranks | 106mm +4mm 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 | 1745mm | 1743mm -2mm |
Crank Length | 170mm | — |
Handlebar Width | 420mm | — |
Stem Length | 60mm | — |
| 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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