2021 GT Bicycles Aggressor Expert 27.5" L
Build
650B/27.5 in × 2.25 in
Insights
Somewhat aggressive stack and reach vs trend of hardtail cross-country mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 594mm |
| Reach | 439mm |
| Stack to Reach Ratio | 1.35:1 |
| Seat Tube Length, C-T | 500mm |
| Top Tube Length, Actual C-C | 592mm |
| Top Tube Slope | 11.2deg |
| Head Tube Angle | 68deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 140mm |
| Bottom Bracket Drop | 40mm |
| Bottom Bracket Height | 309.2mm |
| Chainstay Length | 440mm |
| Chainstay Length Horizontal | 438.2mm |
| Front-Center | 709mm |
| Front-Center Horizontal | 707.8mm |
| Wheelbase | 1146mm |
| Fork Offset/Rake | 42mm |
| Trail | 95.8mm very high |
| Mechanical Trail | 88.8mm |
| Wheel Flop | 33.3mm |
| Standover Height | 782mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 189.9mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 139.2mm |
Expert 27.5" Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.25in |
| Tire Outer Diameter | 698.3mm |
| Bike Length with Tires | 1844.3mm |
| Handlebar Width | 720mm |
| Stem Angle | 8deg |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 80mm |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Disc |
Source:https://www.gtbicycles.com/can_en/aggressor-expert-3101