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
Design deviates from other sizes of SPCYCLE G028
Geometry
Stack | 570mm | 555mm -15mm |
Reach | 381mm | 385mm +4mm |
Stack to Reach Ratio | 1.5:1 | 1.44:1 |
Seat Tube Length, C-TTT | — | 445mm |
Seat Tube Length, Unknown | 450mm | — |
Top Tube Length, Effective/Horizontal Unknown | — | 533.6mm |
Top Tube Length, Unknown | 550mm | — |
Top Tube Slope | 15.2deg | 11.9deg -3.3deg |
Head Tube Angle | 71deg | 71deg +0deg |
Seat Tube Angle | 73.5deg | 74deg +0.5deg |
Head Tube Length | 135mm | 115mm -20mm |
Bottom Bracket Drop | 81mm | 80mm -1mm |
Bottom Bracket Height | 272mm | 286mm +14mm |
Chainstay Length | 440mm | 435mm -5mm |
Chainstay Length Horizontal | 432.5mm | 427.6mm -4.9mm |
Front-Center | 611.9mm | 612mm +0.1mm |
Front-Center Horizontal | 606.5mm | 606.4mm -0.1mm |
Wheelbase | 1039mm | 1034mm -5mm |
Fork Offset/Rake | 50mm | 55mm +5mm |
Fork Length, Unknown | — | 405mm |
Trail | 68.7mm high | 67.9mm -0.8mm high |
Mechanical Trail | 64.9mm | 64.2mm -0.7mm |
Wheel Flop | 21.1mm | 20.9mm -0.2mm |
Standover Height | 741mm | — |
Tire to Pedal Spindle | 88.9mm 170 mm cranks | 76mm -12.9mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 102mm 170 mm cranks | 116mm +14mm 170 mm cranks |
Build
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 42mm | 55mm +13mm |
Tire Outer Diameter | 706mm | 732mm +26mm |
Bike Length with Tires | 1745mm | 1766mm +21mm |
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://velo.gravelo.ru/2026/04/22/spcycle-g028/ |
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