2023 Bulls Grinder 4 51cm
Build
700C/29 in × 40 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 626mm |
| Reach | 407mm |
| Stack to Reach Ratio | 1.54:1 |
| Seat Tube Length, C-T | 510mm |
| Top Tube Length, Effective/Horizontal HT Top | 587mm |
| Top Tube Slope | 13.9deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 74deg |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 281mm |
| Chainstay Length | 420mm |
| Chainstay Length Horizontal | 414.1mm |
| Front-Center | 650.7mm |
| Front-Center Horizontal | 646.9mm |
| Wheelbase | 1061mm |
| Fork Offset/Rake | 45.8mm |
| Trail | 72.4mm high |
| Mechanical Trail | 68.5mm |
| Wheel Flop | 22.3mm |
| Tire to Pedal Spindle Distance With 172.5 mm cranks | 127.2mm |
| Pedal Spindle to Ground Clearance With 172.5 mm cranks | 108.5mm |
4 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 40mm |
| Tire Outer Diameter | 702mm |
| Bike Length with Tires | 1763mm |
| Crank Length | 172.5mm |
| Suspension Type | Rigid, non-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-grinder-4-2023-diamant?FARB=FARB_WY3LHL4P&RHOE=RHOE_00000900