Bike-on-Bike
Default Config
Default Config
Insights
Average stack and reach vs trend of hardtail trail mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat upright stack and reach vs trend of hardtail trail mtb bikes
Design deviates from other sizes of Trek Bikes Roscoe
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Geometry
Stack | 618mm | 626mm +8mm |
Reach | 422mm | 415mm -7mm |
Stack to Reach Ratio | 1.46:1 | 1.51:1 |
Seat Tube Length, C-T | 310mm | 360mm +50mm |
Top Tube Length, Effective/Horizontal Center | 564.7mm | 586mm +21.3mm |
Top Tube Slope | 32.7deg | 28.5deg -4.2deg |
Head Tube Angle | 64deg | 65deg +1deg |
Seat Tube Angle | 77deg | 73.1deg -3.9deg |
Effective Seat Tube Angle, Unknown | — | 74.7deg |
Head Tube Length | 110mm | 90mm -20mm |
Bottom Bracket Drop | 50mm | 61mm +11mm |
Bottom Bracket Height | 305.5mm | 316mm +10.5mm |
Chainstay Length | 425mm | 430mm +5mm |
Chainstay Length Horizontal | 422.1mm | 425.7mm +3.6mm |
Front-Center | 753mm | 727.9mm -25.1mm |
Front-Center Horizontal | 751.4mm | 725.4mm -26mm |
Wheelbase | 1173.4mm | 1151mm -22.4mm |
Fork Offset/Rake | 47mm | 42mm -5mm |
Trail | 121.1mm very high | 129.5mm +8.4mm very high |
Mechanical Trail | 108.8mm | 117.3mm +8.5mm |
Wheel Flop | 47.7mm | 49.6mm +1.9mm |
Standover Height | 627.7mm | 741mm +113.3mm |
Tire to Pedal Spindle | 227.5mm 170 mm cranks | 180.9mm -46.6mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 135.5mm 170 mm cranks | 146mm +10.5mm 170 mm cranks |
Build
Wheel Size | 650B/27.5 in 584 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 2.5in | 2.6in +0.1in |
Tire Outer Diameter | 711mm | 754.1mm +43.1mm |
Bike Length with Tires | 1884.4mm | 1905.1mm +20.7mm |
Crank Length | 170mm | 170mm +0mm |
Handlebar Width | 780mm | 750mm -30mm |
Stem Length | 35mm | 35mm +0mm |
Stem Angle | — | 0deg |
| Suspension Type | Hardtail (Front suspension) | Hardtail (Front suspension) |
| Bar Type | Flat Bar | Flat Bar |
| Fork Travel | 140mm | 140mm |
| Rear Travel | Unknown | Unknown |
| Suspension Sag | Unknown | Unknown |
| Frame Material | Aluminum | Aluminum |
| Fork Material | Unknown | Unknown |
| Brake Type | Disc | Disc |
Meta
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| Source | https://www.marinbikes.com/bikes/2023-san-quentin-3 | https://www.trekbikes.com/us/en_US/bikes/mountain-bikes/trail-mountain-bikes/roscoe/roscoe-7/p/35116/ |
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