2026 Leon Frameworks Monstra Base
- Category
- Progressive Gravel
- Design
- Drop Bar, Hardtail (Front suspension)
- Frame
- Titanium
- Suspension
- 50mm fork travel
- Features
- Disc brake
Somewhat upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
S | M | L | XL | |
Stack | 592.3mm | 597mm | 617.9mm | 636.6mm |
Reach | 401.2mm | 414.4mm | 422.8mm | 434.4mm |
Stack to Reach Ratio | 1.48:1 | 1.44:1 | 1.46:1 | 1.47:1 |
Seat Tube Length, C-T | 440mm | 460mm | 480mm | 510mm |
Top Tube Length, Effective/Horizontal HT Top | 560mm | 580mm | 600mm | 620mm |
Top Tube Slope | 18deg | 16deg | 15.7deg | 14.3deg |
Head Tube Angle | 69deg | 69deg | 69.5deg | 69.5deg |
Seat Tube Angle | 75deg | 74.5deg | 74deg | 74deg |
Head Tube Length | 125mm | 130mm | 150mm | 170mm |
Bottom Bracket Drop | 70mm | 70mm | 70mm | 70mm |
Bottom Bracket Height | 302mm | 302mm | 302mm | 283mm |
Chainstay Length | 425mm | 425mm | 425mm | 425mm |
Chainstay Length Horizontal | 419.2mm | 419.2mm | 419.2mm | 419.2mm |
Front-Center | 652.6mm | 667.5mm | 678.3mm | 696.7mm |
Front-Center Horizontal | 648.8mm | 663.8mm | 674.6mm | 693.2mm |
Wheelbase | 1068mm | 1083mm | 1093.8mm | 1112.4mm |
Fork Offset/Rake | 44mm | 44mm | 44mm | 44mm |
Fork Length (Axle-To-Crown) | 461mm | 461mm | 461mm | 461mm |
Trail | 95.7mm very high | 95.7mm very high | 92.1mm very high | 85mm very high |
Mechanical Trail | 89.3mm | 89.3mm | 86.3mm | 79.6mm |
Wheel Flop | 32mm | 32mm | 30.2mm | 27.9mm |
Tire to Pedal Spindle | 110.6mm 170 mm cranks | 125.6mm 170 mm cranks | 136.3mm 170 mm cranks | 173.8mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 132mm 170 mm cranks | 132mm 170 mm cranks | 132mm 170 mm cranks | 113mm 170 mm cranks |
Base Build
S | M | L | XL | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 650B/27.5 in 584 mm BSD |
Tire Width | 2.4in | 2.4in | 2.4in | 2.4in |
Tire Width Max | 2.6in | 2.6in | 2.6in | 2.6in |
Tire Outer Diameter | 743.9mm | 743.9mm | 743.9mm | 705.9mm |
Bike Length with Tires | 1811.9mm | 1826.9mm | 1837.7mm | 1818.3mm |
Stem Length | 60mm | 60mm | 70mm | 80mm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Progressive GravelSource:https://titaniumbikestore.com/boutique/gravel/leon-frameworks-monstra-2025/