2025 Surly Bikes Grappler Base XL
Build
650B/27.5 in × 2.5 in
Stack and Reach vs. Category Trend
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Geometry
| Stack | 660mm |
| Reach | 458mm |
| Stack to Reach Ratio | 1.44:1 |
| Seat Tube Length, C-T | 539mm |
| Top Tube Length, Effective/Horizontal HT Top | 660mm |
| Head Tube Angle | 69.5deg |
| Effective Seat Tube Angle, Seat Tube Top | 73deg |
| Head Tube Length | 240mm |
| Bottom Bracket Drop | 50mm |
| Bottom Bracket Height | 305.5mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 422.1mm |
| Front-Center | 741.6mm |
| Front-Center Horizontal | 740mm |
| Wheelbase | 1162mm |
| Fork Offset/Rake | 50mm |
| Fork Length (On-Axis) | 420mm |
| Trail | 79.5mm high |
| Mechanical Trail | 74.5mm |
| Wheel Flop | 26.1mm |
| Standover Height | 863mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 211.1mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 130.5mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.5in |
| Tire Outer Diameter | 711mm |
| Bike Length with Tires | 1873mm |
| Crank Length | 175mm |
| Handlebar Width | 480mm |
| Stem Length | 6070mm |
| Stem Angle | 6deg |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 185 cm to |
Source:Not available