2023 De Rosa 838 Base
- Category
- Performance Road
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Carbon/Composite
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
46 | 50 | 52 | 54 | 56 | |
Stack | 505mm | 527mm | 545mm | 565mm | 585mm |
Reach | 364mm | 377mm | 389mm | 396mm | 403mm |
Stack to Reach Ratio | 1.39:1 | 1.4:1 | 1.4:1 | 1.43:1 | 1.45:1 |
Seat Tube Length, C-T | 460mm | 500mm | 520mm | 540mm | 560mm |
Top Tube Length, Effective/Horizontal Center | 505mm | 528mm | 545mm | 565mm | 583mm |
Top Tube Slope | 7.2deg | 5.1deg | 4.9deg | 5deg | 5deg |
Seat Tube Angle | 74.5deg | 74.1deg | 73.7deg | 73.3deg | 72.9deg |
Head Tube Length | 99mm | 122mm | 140mm | 160mm | 178mm |
Bottom Bracket Height | — | — | — | — | — |
Chainstay Length | 412mm | 412mm | 412mm | 412mm | 412mm |
Front-Center | 572mm | 574mm | 589mm | 600mm | 606mm |
Trail | — — | — — | — — | — — | — — |
Mechanical Trail | — | — | — | — | — |
Wheel Flop | — | — | — | — | — |
Tire to Pedal Spindle | 63mm 170 mm cranks | 65mm 170 mm cranks | 80mm 170 mm cranks | 88.5mm 172.5 mm cranks | 97mm 170 mm cranks |
Base Build
46 | 50 | 52 | 54 | 56 | |
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 |
Tire Width | 28mm | 28mm | 28mm | 28mm | 28mm |
Tire Width Max | 32mm | 32mm | 32mm | 32mm | 32mm |
Tire Outer Diameter | 678mm | 678mm | 678mm | 678mm | 678mm |
Crank Length | — | — | — | 172.5mm | — |
Handlebar Width | — | — | — | 420mm | — |
Stem Length | — | — | — | 100mm | — |
Stem Angle | — | — | — | 81deg | — |
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://derosa.it/model/838/