2025 Thomson Bike Products Tomahawk Base L
Build
700C/29 in × 42 mm
Insights
Somewhat aggressive stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 593mm |
| Reach | 398mm |
| Stack to Reach Ratio | 1.49:1 |
| Seat Tube Length, Unknown | 530mm |
| Seat Tube Length, Effective Unknown | 570mm |
| Top Tube Slope | 8.7deg |
| Head Tube Angle | 70deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 160mm |
| Bottom Bracket Drop | 80mm |
| Bottom Bracket Height | 273mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 427.6mm |
| Front-Center | 640mm |
| Front-Center Horizontal | 635.4mm |
| Wheelbase | 1063mm |
| Fork Offset/Rake | 47mm |
| Fork Length (Axle-To-Crown) | 392mm |
| Trail | 78.5mm high |
| Mechanical Trail | 73.7mm |
| Wheel Flop | 25.2mm |
| Standover Height | 809mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 117mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 103mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 42mm |
| Tire Outer Diameter | 706mm |
| Bike Length with Tires | 1769mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Steel |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:https://bikethomson.com/product/the-tomahawk-frameset/