2016 Surly Bikes ECR 29+ (Legacy) Medium 18"
Build
700C/29 in × 3 in
Stack and Reach vs. Category Trend
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Geometry
| Stack | 606mm |
| Reach | 416mm |
| Stack to Reach Ratio | 1.46:1 |
| Seat Tube Length, C-T | 457.2mm |
| Top Tube Length, Effective/Horizontal Center | 595mm |
| Top Tube Slope | 17.1deg |
| Head Tube Angle | 69.5deg |
| Seat Tube Angle | 72.5deg |
| Head Tube Length | 100mm |
| Bottom Bracket Drop | 80mm |
| Bottom Bracket Height | 307.2mm |
| Chainstay Length | 451mm |
| Chainstay Length Max | 451mm |
| Chainstay Length Horizontal | 443.9mm |
| Chainstay Length Horizontal Max | 443.9mm |
| Front-Center | 667.6mm |
| Front-Center Horizontal | 662.8mm |
| Wheelbase | 1106.6mm |
| Wheelbase Max | 1106.6mm |
| Fork Offset/Rake | 47mm |
| Fork Length (Axle-To-Crown) | 468mm |
| Trail | 94.6mm very high |
| Mechanical Trail | 88.6mm |
| Wheel Flop | 31mm |
| Standover Height | 788.7mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 105.4mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 132.2mm |
(Legacy) Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 3in |
| Tire Outer Diameter | 774.4mm |
| Bike Length with Tires | 1881mm |
| Crank Length | 175mm |
| Handlebar Width | 710mm |
| Stem Length | 100mm |
| Suspension Type | Rigid, suspension corrected |
| Bar Type | Flat Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Disc |
Source:https://surlybikes.com/bikes/legacy/ecr/ecr_mre_green/geometry