2025 Luma Meridian Titanium 56
Build
700C/29 in × 45 mm
Insights
Average stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Luma Meridian
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 597mm |
| Reach | 393mm |
| Stack to Reach Ratio | 1.52:1 |
| Seat Tube Length, C-T | 540mm |
| Top Tube Length, Effective/Horizontal HT Top | 570mm |
| Top Tube Slope | 8.3deg |
| Head Tube Angle | 72deg |
| Seat Tube Angle | 73.5deg |
| Head Tube Length | 155mm |
| Bottom Bracket Drop | 76mm |
| Bottom Bracket Height | 280mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 428.3mm |
| Front-Center | 619mm |
| Front-Center Horizontal | 614.7mm |
| Wheelbase | 1043mm |
| Fork Offset/Rake | 50mm |
| Fork Length (Axle-To-Crown) | 399mm |
| Trail | 63.1mm mid/neutral |
| Mechanical Trail | 60mm |
| Wheel Flop | 18.5mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 93mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 110mm |
Titanium Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 45mm |
| Tire Outer Diameter | 712mm |
| Bike Length with Tires | 1755mm |
| Suspension Type | Rigid, non-suspension corrected |
| Bar Type | Drop Bar |
| Frame Material | Titanium |
| Fork Material | Carbon/Composite |
| Brake Type | Unknown |
Source:https://lumacycles.com/products/meridian?variant=50199540760876