2024 BOMA Evolution IV Base L-530
Build
700C/29 in × 30 mm
Insights
Average stack and reach vs trend of performance road bikes
Design deviates from other sizes of BOMA Evolution IV
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 557mm |
| Reach | 388mm |
| Stack to Reach Ratio | 1.44:1 |
| Seat Tube Length, C-T | 530mm |
| Top Tube Length, Effective/Horizontal Center | 550mm |
| Top Tube Slope | 5.1deg |
| Head Tube Angle | 72.8deg |
| Seat Tube Angle | 73.8deg |
| Head Tube Length | 148mm |
| Bottom Bracket Drop | 68mm |
| Bottom Bracket Height | 273mm |
| Chainstay Length | 415mm |
| Chainstay Length Horizontal | 409.4mm |
| Front-Center | 590mm |
| Front-Center Horizontal | 586.6mm |
| Wheelbase | 996mm |
| Fork Offset/Rake | 45mm |
| Trail | 58.5mm mid/neutral |
| Mechanical Trail | 55.8mm |
| Wheel Flop | 16.5mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 79mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 103mm |
Base Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 30mm |
| Tire Outer Diameter | 682mm |
| Bike Length with Tires | 1678mm |
| Handlebar Width | 415mm |
| Stem Length | 110mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Carbon/Composite |
| Fork Material | Carbon/Composite |
| Brake Type | Disc |
Source:http://www.boma.jp/products/frame_set/evolution4/