2021 Marin Bikes San Quentin Base XL
Build
650B/27.5 in × 2.6 in
Insights
Very aggressive stack and reach vs trend of hardtail trail mtb bikes
Design deviates from other sizes of Marin Bikes San Quentin
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 604.3mm |
| Reach | 484mm |
| Stack to Reach Ratio | 1.25:1 |
| Seat Tube Length, Unknown | 515mm |
| Top Tube Length, Effective/Horizontal Unknown | 645.9mm |
| Top Tube Slope | 9.8deg |
| Head Tube Angle | 65deg |
| Seat Tube Angle | 75deg |
| Head Tube Length | 125mm |
| Bottom Bracket Drop | 50mm |
| Bottom Bracket Height | 308mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 422.1mm |
| Front-Center | 794.8mm |
| Front-Center Horizontal | 793.3mm |
| Wheelbase | 1215.3mm |
| Fork Offset/Rake | 46mm |
| Trail | 116.2mm very high |
| Mechanical Trail | 105.3mm |
| Wheel Flop | 44.5mm |
| Standover Height | 745mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 261.8mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 133mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.6in |
| Tire Outer Diameter | 716.1mm |
| Bike Length with Tires | 1931.4mm |
| Crank Length | 175mm |
| Handlebar Width | 780mm |
| Stem Length | 45mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 130mm |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | N/A |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 5 ft 10 in to 6 ft 0 in |
Source:https://www.marinbikes.com/de/bikes/2021-san-quentin-2