2019 De Rosa King Base
- Category
- Performance Road
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Carbon/Composite
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
41.7 | 45 | 47 | 49 | 51 | 53 | 55 | 57 | 59 | |
Stack | 501mm | 504mm | 515mm | 526mm | 535mm | 545mm | 557mm | 570mm | 590mm |
Reach | 372mm | 370mm | 380mm | 387mm | 390mm | 393mm | 395mm | 397mm | 405mm |
Stack to Reach Ratio | 1.35:1 | 1.36:1 | 1.36:1 | 1.36:1 | 1.37:1 | 1.39:1 | 1.41:1 | 1.44:1 | 1.46:1 |
Seat Tube Length, C-T | 417mm | 450mm | 470mm | 490mm | 510mm | 530mm | 550mm | 570mm | 590mm |
Top Tube Length, Effective/Horizontal Center | 505mm | 507mm | 519mm | 534mm | 545mm | 555mm | 565mm | 575mm | 589mm |
Top Tube Slope | 11.6deg | 8.1deg | 6.9deg | 6deg | 4.8deg | 3.9deg | 3.2deg | 2.6deg | 2.7deg |
Seat Tube Angle | 75.3deg | 75deg | 75deg | 74.4deg | 73.9deg | 73.5deg | 73deg | 72.6deg | 72.6deg |
Head Tube Length | 110mm | 110mm | 117mm | 126mm | 134mm | 144mm | 156mm | 170mm | 190mm |
Bottom Bracket Drop | 68mm | 68mm | 68mm | 68mm | 71mm | 71mm | 71mm | 71mm | 71mm |
Bottom Bracket Height | 268mm | 268mm | 268mm | 268mm | 265mm | 265mm | 265mm | 265mm | 265mm |
Chainstay Length | 402mm | 402mm | 402mm | 404mm | 405mm | 407mm | 409mm | 410mm | 410mm |
Chainstay Length Horizontal | 396.2mm | 396.2mm | 396.2mm | 398.2mm | 398.7mm | 400.8mm | 402.8mm | 403.8mm | 403.8mm |
Front-Center | 580mm | 573mm | 576mm | 579mm | 583mm | 586mm | 591mm | 597mm | 609mm |
Front-Center Horizontal | 576mm | 569mm | 572mm | 575mm | 578.7mm | 581.7mm | 586.7mm | 592.8mm | 604.9mm |
Wheelbase | 972.2mm | 965.2mm | 968.2mm | 973.2mm | 977.4mm | 982.4mm | 989.5mm | 996.6mm | 1008.7mm |
Trail | — — | — — | — — | — — | — — | — — | — — | — — | — — |
Mechanical Trail | — | — | — | — | — | — | — | — | — |
Wheel Flop | — | — | — | — | — | — | — | — | — |
Tire to Pedal Spindle | 74mm 170 mm cranks | 67mm 170 mm cranks | 70mm 170 mm cranks | 73mm 170 mm cranks | 77mm 170 mm cranks | 80mm 170 mm cranks | 85mm 170 mm cranks | 91mm 170 mm cranks | 103mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 98mm 170 mm cranks | 98mm 170 mm cranks | 98mm 170 mm cranks | 98mm 170 mm cranks | 95mm 170 mm cranks | 95mm 170 mm cranks | 95mm 170 mm cranks | 95mm 170 mm cranks | 95mm 170 mm cranks |
Base Build
41.7 | 45 | 47 | 49 | 51 | 53 | 55 | 57 | 59 | |
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 | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 25mm | 25mm | 25mm | 25mm | 25mm | 25mm | 25mm | 25mm | 25mm |
Tire Outer Diameter | 672mm | 672mm | 672mm | 672mm | 672mm | 672mm | 672mm | 672mm | 672mm |
Bike Length with Tires | 1644.2mm | 1637.2mm | 1640.2mm | 1645.2mm | 1649.4mm | 1654.4mm | 1661.5mm | 1668.6mm | 1680.7mm |
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://d2yn9m4p3q9iyv.cloudfront.net/derosa/2019/geometry/king-chorus-carbon/thumbs/1000/202cb.jpeg