2020 Giant Bicycles Roam 1 Disc
- Category
- Fitness
- Design
- Flat Bar, Hardtail (Front suspension)
Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
XS | S | M | L | XL | |
Stack | — | 558mm | 596mm | 611mm | 625mm |
Reach | — | 403mm | 408mm | 413mm | 419mm |
Stack to Reach Ratio | — | 1.38:1 | 1.46:1 | 1.48:1 | 1.49:1 |
Seat Tube Length, Unknown | — | 390mm | 420mm | 460mm | 510mm |
Top Tube Length, Effective/Horizontal Unknown | — | 580mm | 590mm | 600mm | 610mm |
Top Tube Slope | — | 19.7deg | 20.1deg | 17.4deg | 13.6deg |
Head Tube Angle | — | 70.5deg | 70.5deg | 70.5deg | 70.5deg |
Seat Tube Angle | — | 73deg | 73deg | 73deg | 73deg |
Head Tube Length | — | 95mm | 115mm | 130mm | 145mm |
Bottom Bracket Drop | — | 60mm | 60mm | 60mm | 60mm |
Bottom Bracket Height | — | 293mm | 293mm | 293mm | 293mm |
Chainstay Length | — | 455mm | 455mm | 455mm | 455mm |
Chainstay Length Horizontal | — | 451mm | 451mm | 451mm | 451mm |
Front-Center | — | 637.8mm | 647.8mm | 658.7mm | 669.7mm |
Front-Center Horizontal | — | 635mm | 645mm | 656mm | 667mm |
Wheelbase | — | 1086mm | 1096mm | 1107mm | 1118mm |
Fork Offset/Rake | — | 45mm | 45mm | 45mm | 45mm |
Trail | — — | 77.3mm high | 77.3mm high | 77.3mm high | 77.3mm high |
Mechanical Trail | — | 72.8mm | 72.8mm | 72.8mm | 72.8mm |
Wheel Flop | — | 24.3mm | 24.3mm | 24.3mm | 24.3mm |
Standover Height | — | 701mm | 727mm | 752mm | 781mm |
Tire to Pedal Spindle | — 170 mm cranks | 114.8mm 170 mm cranks | 124.8mm 170 mm cranks | 133.2mm 172.5 mm cranks | 144.2mm 172.5 mm cranks |
Pedal Spindle to Ground Clearance | — 170 mm cranks | 123mm 170 mm cranks | 123mm 170 mm cranks | 120.5mm 172.5 mm cranks | 120.5mm 172.5 mm cranks |
1 Disc Build
XS | S | M | L | XL | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 42mm | 42mm | 42mm | 42mm | 42mm |
Tire Outer Diameter | 706mm | 706mm | 706mm | 706mm | 706mm |
Bike Length with Tires | — | 1792mm | 1802mm | 1813mm | 1824mm |
Crank Length | — | 170mm | 170mm | 172.5mm | 172.5mm |
Handlebar Width | — | 640mm | 640mm | 670mm | 670mm |
Stem Length | — | 80mm | 90mm | 100mm | 110mm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
FitnessSource:www.giant-bicycles.com