2025 Stromm Raktt Base
- Category
- Performance Road
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Carbon/Composite
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
48 | 51 | 54 | 56 | 58 | 61 | |
Stack | 495mm | 513mm | 535mm | 555mm | 575mm | 600mm |
Reach | 362mm | 376.3mm | 388.6mm | 400.9mm | 414.2mm | 426.6mm |
Stack to Reach Ratio | 1.37:1 | 1.36:1 | 1.38:1 | 1.38:1 | 1.39:1 | 1.41:1 |
Head Tube Angle | 71.5deg | 72deg | 72.5deg | 73deg | 73.5deg | 74.25deg |
Seat Tube Angle | 75.5deg | 75deg | 74deg | 74deg | 73deg | 73deg |
Bottom Bracket Drop | 76mm | 76mm | 76mm | 76mm | 76mm | 76mm |
Bottom Bracket Height | 265mm | 265mm | 265mm | 265mm | 265mm | 265mm |
Chainstay Length | 410mm | 410mm | 410mm | 410mm | 410mm | 410mm |
Chainstay Length Horizontal | 402.9mm | 402.9mm | 402.9mm | 402.9mm | 402.9mm | 402.9mm |
Front-Center | 574.6mm | 589.1mm | 604.3mm | 614.5mm | 628.5mm | 642.6mm |
Front-Center Horizontal | 543.4mm | 550.4mm | 571.8mm | 581.5mm | 605.6mm | 625mm |
Wheelbase | 946.3mm | 953.3mm | 974.7mm | 984.4mm | 1008.5mm | 1027.9mm |
Fork Offset/Rake | 47mm | 47mm | 47mm | 47mm | 44mm | 44mm |
Trail | 64.5mm mid/neutral | 61.4mm mid/neutral | 58.2mm mid/neutral | 55.1mm mid/neutral | 55.1mm mid/neutral | 50.5mm mid/neutral |
Mechanical Trail | 61.2mm | 58.4mm | 55.5mm | 52.7mm | 52.9mm | 48.6mm |
Wheel Flop | 19.4mm | 18mm | 16.7mm | 15.4mm | 15mm | 13.2mm |
Standover Height | 735.1mm | 752.8mm | 760.7mm | 777.2mm | 813mm | 837.3mm |
Tire to Pedal Spindle | 73.6mm 160 mm cranks | 88.1mm 160 mm cranks | 98.3mm 165 mm cranks | 108.5mm 165 mm cranks | 117.5mm 170 mm cranks | 131.6mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 105mm 160 mm cranks | 105mm 160 mm cranks | 100mm 165 mm cranks | 100mm 165 mm cranks | 95mm 170 mm cranks | 95mm 170 mm cranks |
Base Build
48 | 51 | 54 | 56 | 58 | 61 | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 30mm | 30mm | 30mm | 30mm | 30mm | 30mm |
Tire Width Max | 34mm | 34mm | 34mm | 34mm | 34mm | 34mm |
Tire Outer Diameter | 682mm | 682mm | 682mm | 682mm | 682mm | 682mm |
Bike Length with Tires | 1628.3mm | 1635.3mm | 1656.7mm | 1666.4mm | 1690.5mm | 1709.9mm |
Crank Length | 160mm | 160mm | 165mm | 165mm | 170mm | 170mm |
Stem Length | 95mm | 95mm | 110mm | 125mm | 125mm | 125mm |
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
Performance RoadSource:https://strommcycles.com/products/aero-road