Bianchi
Arcadex Pro GRX 820/822 Disc 1x12sp
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Geometry
Geometry
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Geometry
Geometry
Frame geometry
| Geometry | LG | MD | SM | XL | XS |
|---|---|---|---|---|---|
| Stack | 610mm | 584mm | 563mm | 638mm | 544mm |
| Reach | 402mm | 391mm | 383mm | 410mm | 376mm |
| Headtube length | 155mm | 130mm | 110mm | 185mm | 90mm |
| Headtube angle | 71.5deg | 71deg | 70.5deg | 71.5deg | 70.5deg |
| BB height | — | — | — | — | — |
| BB drop | 75mm | 75mm | 75mm | 75mm | 75mm |
| Trail | — | — | — | — | — |
| Fork length | 425mm | 425mm | 425mm | 425mm | 425mm |
| Fork offset | 51mm | 51mm | 51mm | 51mm | 51mm |
| Front center | 639mm | 625mm | 615mm | 656mm | 601mm |
| Chainstay length | 430mm | 430mm | 430mm | 432432mm | 430mm |
| Wheelbase | 1059mm | 1044mm | 1034mm | 1077mm | 1020mm |
| Top tube | 583mm | 564mm | 545mm | 605mm | 527mm |
| Standover height | — | — | — | — | — |
| Seat tube length | 515mm | 485mm | 448mm | 550mm | 410mm |
| Seat tube angle | 73.5deg | 73.5deg | 74deg | 73deg | 74.5deg |
Spec geometry
| Geometry | LG | MD | SM | XL | XS |
|---|---|---|---|---|---|
| Crank length | 172.5mm | 172.5mm | 170mm | 175mm | 170mm |
| Stem length | 110mm | 100mm | 90mm | 120mm | 80mm |
| Handlebar width | 420mm | 420mm | 400mm | 440mm | 400mm |
| Handlebar reach | 70mm | 70mm | 70mm | 70mm | 70mm |
| Handlebar drop | 130mm | 130mm | 130mm | 130mm | 130mm |
| Saddle width | 149mm | 149mm | 149mm | 149mm | 149mm |
| Dropper post travel | — | — | — | — | — |
| Seatpost offset | — | — | — | — | — |
Specs
Full specs
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Specs
Full specs
Frame
Frame
Bianchi Arcadex PRO frame (flat-mount disc 140/160; PressFit 86.5 x Ø41; rear axle 12x142mm; SRAM UDH; front-derailleur non-compatible)
Suspension
Fork
Bianchi Arcadex fork (flat-mount disc 140/160; front axle 12x100mm; tire clearance ETRTO 622-42mm; 1 1/8" steerer; Epoxy/SM carbon fiber composite)
Brakes
Front brake
Shimano hydraulic disc brake, BR-RX820
Rear brake
Shimano hydraulic disc brake, BR-RX820
Front rotor
Shimano SM-RT70 IceTech, Centerlock, 160mm
Rear rotor
Shimano SM-RT70 IceTech, Centerlock, 160mm
Drivetrain
Shift levers
Shimano GRX 820 ST/BL-RX820
Rear derailleur
Shimano GRX 822 RD-RX822 SGS (max sprocket 51T)
Cassette
Shimano CS-M7100, 12-speed, 11-51T (MicroSpline)
Chain
Shimano CN-M7100
Crankset
Shimano GRX 820 FC-RX820-1, 40T (crank length: 170mm XS(47)-SM(51); 172.5mm MD(55)-LG(58); 175mm XL(61))
Bottom bracket
Shimano SM-BB72-41B, press fit
Cockpit
Stem
Velomann AICR Alloy (rise -2°; steerer 1-1/8" (28.6mm); bar clamp 31.8mm; length: 80mm XS(47), 90mm SM(51), 100mm MD(55), 110mm LG(58), 120mm XL(61))
Handlebars
Velomann Gravel ICR Alloy (flare 16°; drop 130mm; reach 70mm; clamp 31.8mm; width: 400mm XS(47)/SM(51), 420mm MD(55)/LG(58), 440mm XL(61))
Grips
Bianchi Hexagon tape, 2.5mm thickness, full black
Saddle
Velomann MITORA 149 H1 (soft-touch cover; foam padding; nylon-carbon shell; AISI steel rails; 250x149mm; 230g ±2g)
Seatpost
Velomann Carbon UD seatpost, Ø27.2mm (length: 300mm XS(47); 350mm SM(51)/MD(55)/LG(58)/XL(61))
Wheels & Tires
Front wheel
Velomann Terbium carbon clincher/tubeless-ready wheel, 700C, 30mm rim depth, 25mm internal width
Rear wheel
Velomann Terbium carbon clincher/tubeless-ready wheel, 700C, 30mm rim depth, 25mm internal width
Front tire
Pirelli Cinturato GRAVEL M Classic, 45-622, tan sidewall
Rear tire
Pirelli Cinturato GRAVEL M Classic, 45-622, tan sidewall