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 Trek Bikes Checkpoint
Somewhat upright stack and reach vs trend of progressive gravel bikes
Geometry
Stack | 545mm | 565mm +20mm |
Reach | 380mm | 384mm +4mm |
Stack to Reach Ratio | 1.43:1 | 1.47:1 |
Seat Tube Length, C-T | 490mm | 471mm -19mm |
Top Tube Length, Effective/Horizontal Center | 536mm | — |
Top Tube Length, Effective/Horizontal HT Top | — | 547mm |
Top Tube Slope | 8.2deg | 12.3deg +4.1deg |
Head Tube Angle | 71.2deg | 71deg -0.2deg |
Seat Tube Angle | 74.1deg | 74deg -0.1deg |
Head Tube Length | 96mm | 120mm +24mm |
Bottom Bracket Drop | 78mm | 80mm +2mm |
Bottom Bracket Height | 275mm | 276mm +1mm |
Chainstay Length | 435mm | 435mm +0mm |
Chainstay Length Horizontal | 428mm | 427.6mm -0.4mm |
Front-Center | 602.1mm | 609mm +6.9mm |
Front-Center Horizontal | 597.1mm | 603.4mm +6.3mm |
Wheelbase | 1025mm | 1031mm +6mm |
Fork Offset/Rake | 49mm | 49.6mm +0.6mm |
Trail | 68.4mm high | 70.2mm +1.8mm high |
Mechanical Trail | 64.8mm | 66.3mm +1.5mm |
Wheel Flop | 20.9mm | 21.6mm +0.7mm |
Standover Height | 735mm | 755mm +20mm |
Tire to Pedal Spindle | 79.1mm 170 mm cranks | 83mm +3.9mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 105mm 170 mm cranks | 106mm +1mm 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 | 1731mm | 1743mm +12mm |
| 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 | n/a | https://xds.co/en-us/products/gt8#product-geometry |
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