2026 Diamant Nhoma Base M
Build
700C/29 in × 42 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 575mm |
| Reach | 385mm |
| Stack to Reach Ratio | 1.49:1 |
| Seat Tube Length, C-T | 500mm |
| Top Tube Length, Effective/Horizontal HT Top | 582mm |
| Top Tube Slope | 10.3deg |
| Head Tube Angle | 69deg |
| Seat Tube Angle | 73deg |
| Head Tube Length | 145mm |
| Bottom Bracket Drop | 70mm |
| Bottom Bracket Height | 283mm |
| Chainstay Length | 468mm |
| Chainstay Length Horizontal | 462.7mm |
| Front-Center | 658mm |
| Front-Center Horizontal | 654.3mm |
| Wheelbase | 1117mm |
| Fork Offset/Rake | 90mm |
| Trail | 39.1mm low |
| Mechanical Trail | 36.5mm |
| Wheel Flop | 13.1mm |
| Tire to Pedal Spindle Distance With 175 mm cranks | 130mm |
| Pedal Spindle to Ground Clearance With 175 mm cranks | 108mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 42mm |
| Tire Outer Diameter | 706mm |
| Bike Length with Tires | 1823mm |
| Crank Length | 175mm |
| Handlebar Width | 440mm |
| Stem Length | 100mm |
| Stem Angle | 7deg |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 165 cm to 175 cm |
Source:https://www.diamantrad.com/en-GB/bike/nhoma-stepover/