2025 Bulls Trail Grinder Base XL
Build
700C/29 in × 45 mm
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 649mm |
| Reach | 424mm |
| Stack to Reach Ratio | 1.53:1 |
| Seat Tube Length, C-T | 550mm |
| Top Tube Length, Effective/Horizontal HT Top | 610mm |
| Top Tube Slope | 11.8deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 74deg |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 286mm |
| Chainstay Length | 420mm |
| Chainstay Length Horizontal | 414.1mm |
| Front-Center | 674.5mm |
| Front-Center Horizontal | 670.9mm |
| Wheelbase | 1085mm |
| Fork Offset/Rake | 45mm |
| Trail | 75mm high |
| Mechanical Trail | 70.9mm |
| Wheel Flop | 23.1mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 148.5mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 116mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 45mm |
| Tire Outer Diameter | 712mm |
| Bike Length with Tires | 1797mm |
| Suspension Type | Rigid, suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://www.bulls-bikes.com/gb-en/product/bulls-trail-grinder-2024-diamant?FARB=FARB_LCRML7FD&RHOE=RHOE_00000600