2017 Spot Bikes Rocker 27.5+ Base XL
Build
650B/27.5 in × 2.8 in
Insights
Somewhat upright stack and reach vs trend of hardtail trail mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 645mm |
| Reach | 466mm |
| Stack to Reach Ratio | 1.38:1 |
| Seat Tube Length, Unknown | 533mm |
| Top Tube Length, Effective/Horizontal Center | 652mm |
| Top Tube Slope | 12.2deg |
| Head Tube Angle | 67.7deg |
| Seat Tube Angle | 73.7deg |
| Head Tube Length | 130mm |
| Bottom Bracket Drop | 52mm |
| Bottom Bracket Height | 311.1mm |
| Chainstay Length | 427mm |
| Chainstay Length Max | 427mm |
| Chainstay Length Horizontal | 423.8mm |
| Chainstay Length Horizontal Max | 423.8mm |
| Front-Center | 765mm |
| Front-Center Horizontal | 763.2mm |
| Wheelbase | 1187mm |
| Wheelbase Max | 1187mm |
| Fork Offset/Rake | 49.9mm |
| Trail | 95mm very high |
| Mechanical Trail | 87.9mm |
| Wheel Flop | 33.3mm |
| Standover Height | 739mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 231.8mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 141.1mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.8in |
| Tire Outer Diameter | 726.2mm |
| Bike Length with Tires | 1913.2mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 120mm |
| Suspension Sag | Unknown |
| Frame Material | Steel |
| Fork Material | Unknown |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 6 ft 3 in to 6 ft 7 in |
| PBH | 35 in to 38 in |
Source:https://spotbrand.com/collections/mountain-bikes/products/rocker-geared-27-5