2021 Mongoose Bicycles Grendel Base M
Build
700C/29 in × 2.2 in
Insights
Very upright stack and reach vs trend of off-road touring bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 649mm |
| Reach | 378mm |
| Stack to Reach Ratio | 1.72:1 |
| Seat Tube Length, C-T | 480mm |
| Top Tube Length, Effective/Horizontal HT Top | 565mm |
| Top Tube Slope | 20.2deg |
| Head Tube Angle | 69.5deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 115mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 296.9mm |
| Chainstay Length | 445mm |
| Chainstay Length Horizontal | 439.5mm |
| Front-Center | 646.3mm |
| Front-Center Horizontal | 642.5mm |
| Wheelbase | 1082mm |
| Fork Offset/Rake | 45mm |
| Trail | 89.1mm very high |
| Mechanical Trail | 83.5mm |
| Wheel Flop | 29.2mm |
| Standover Height | 813mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 109.5mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 126.9mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.2in |
| Tire Outer Diameter | 733.8mm |
| Bike Length with Tires | 1815.8mm |
| Handlebar Width | 440mm |
| Stem Length | 60mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Drop Bar |
| Fork Travel | 100mm |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Unknown |
| Brake Type | Disc |
Source:https://int.mongoose.com/products/grendel