2021 All-City Cycles Gorilla Monsoon GRX 43cm
Build
650B/27.5 in × 2.4 in
Insights
Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of All-City Cycles Gorilla Monsoon
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 534mm |
| Reach | 357mm |
| Stack to Reach Ratio | 1.5:1 |
| Seat Tube Length, C-TTT | 415mm |
| Top Tube Length, Effective/Horizontal HT Top | 505mm |
| Top Tube Slope | 13.6deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 74.5deg |
| Head Tube Length | 115mm |
| Bottom Bracket Drop | 62.5mm |
| Bottom Bracket Height | 290.5mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 425.4mm |
| Front-Center | 584.9mm |
| Front-Center Horizontal | 581.6mm |
| Wheelbase | 1007mm |
| Fork Offset/Rake | 50mm |
| Fork Length (On-Axis) | 395mm |
| Trail | 75.3mm high |
| Mechanical Trail | 70.7mm |
| Wheel Flop | 24.2mm |
| Standover Height | 711mm |
| Tire to Pedal Spindle Distance With 165 mm cranks | 67mm |
| Pedal Spindle to Ground Clearance With 165 mm cranks | 125.5mm |
GRX Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.4in |
| Tire Outer Diameter | 705.9mm |
| Bike Length with Tires | 1712.9mm |
| Crank Length | 165mm |
| Handlebar Width | 400mm |
| Stem Length | 70mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Steel |
| Brake Type | Disc |
Source:https://allcitycycles.com/bikes/gorilla_monsoon_grx