2019 Chromag Bikes Surface GX Eagle Build M
Build
700C/29 in × 2.3 in
Insights
Somewhat upright stack and reach vs trend of hardtail all-mountain/enduro mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 647mm |
| Reach | 434mm |
| Stack to Reach Ratio | 1.49:1 |
| Seat Tube Length, C-T | 431.8mm |
| Top Tube Length, Effective/Horizontal HT Top | 603mm |
| Top Tube Slope | 22.8deg |
| Head Tube Angle | 65deg |
| Seat Tube Angle | 75deg |
| Head Tube Length | 105mm |
| Bottom Bracket Drop | 51mm |
| Bottom Bracket Height | 318.4mm |
| Chainstay Length | 425mm |
| Chainstay Length Horizontal | 421.9mm |
| Front-Center | 764.8mm |
| Front-Center Horizontal | 763.1mm |
| Wheelbase | 1185mm |
| Fork Offset/Rake | 46.4mm |
| Trail | 121.1mm very high |
| Mechanical Trail | 109.8mm |
| Wheel Flop | 46.4mm |
| Standover Height | 737mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 225.4mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 148.4mm |
GX Eagle Build Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.3in |
| Tire Outer Diameter | 738.8mm |
| Bike Length with Tires | 1923.8mm |
| Handlebar Width | 780mm |
| Stem Length | 40mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 150mm |
| Suspension Sag | Unknown |
| Frame Material | Steel |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://chromagbikes.com/products/frames-surface