2025 Grind Cycles GR1ST Base XXL
Build
700C/29 in × 45 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Grind Cycles GR1ST
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 628mm |
| Reach | 403mm |
| Stack to Reach Ratio | 1.56:1 |
| Seat Tube Length, C-T | 610mm |
| Top Tube Length, Effective/Horizontal HT Top | 595mm |
| Top Tube Slope | 4.4deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 210mm |
| Bottom Bracket Drop | 67mm |
| Bottom Bracket Height | 289mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 429.8mm |
| Front-Center | 641mm |
| Front-Center Horizontal | 638.2mm |
| Wheelbase | 1068mm |
| Fork Offset/Rake | 50mm |
| Fork Length, Unknown | 395mm |
| Trail | 63.1mm mid/neutral |
| Mechanical Trail | 60mm |
| Wheel Flop | 18.5mm |
| Standover Height | 863mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 110mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 114mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 45mm |
| Tire Outer Diameter | 712mm |
| Bike Length with Tires | 1780mm |
| Crank Length | 175mm |
| Handlebar Width | 440mm |
| Stem Length | 130mm |
| Stem Angle | -6deg |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://grindcycles.com/collections/bikes