Bianchi
Impulso RC GRX 825 Di2 2x12sp
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Geometry
Geometry
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Geometry
Geometry
Spec geometry
| Geometry | LG | MD | SM | XL | XS |
|---|---|---|---|---|---|
| Crank length | 172.5mm | 172.5mm | 170mm | 175mm | 170mm |
| Stem length | 100mm | 90mm | 90mm | 110mm | 90mm |
| Handlebar width | 400mm | 400mm | 400mm | 420mm | 400mm |
| Handlebar reach | 80mm | 80mm | 80mm | 80mm | 80mm |
| Handlebar drop | 120mm | 120mm | 120mm | 120mm | 120mm |
| Saddle width | 139mm | 139mm | 139mm | 139mm | 139mm |
| Dropper post travel | — | — | — | — | — |
| Seatpost offset | 20mm | 20mm | 20mm | 20mm | 20mm |
Specs
Full specs
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Specs
Full specs
Frame
Frame
Bianchi Impulso RC Disc (Flat Mount 140/160; PressFit 86.5 x Ø41; rear axle 12x142; brazed-on front derailleur; SRAM UDH rear derailleur hanger)
Suspension
Fork
Bianchi Impulso Integrated Fork (Flat Mount 140/160; front axle 12x100; tire clearance ETRTO 622-42mm; 1 1/8" steerer; HM-HS carbon composite)
Brakes
Front brake
Shimano hydraulic disc brake, BR-RX820
Rear brake
Shimano hydraulic disc brake, BR-RX820
Front rotor
Shimano RT-CL800 IceTech, Center Lock, 160mm
Rear rotor
Shimano RT-CL800 IceTech, Center Lock, 160mm
Drivetrain
Shift levers
Shimano GRX ST-RX825 (Di2)
Rear derailleur
Shimano GRX RD-RX825
Front derailleur
Shimano GRX FD-RX825
Cassette
Shimano CS-HG710 12-speed, 11-36T (HG11 freehub interface)
Chain
Shimano CN-M7100
Crankset
Shimano GRX 820 FC-RX820 48-31T w/ 4iiii Precision 3 (single-side) power meter; crank length: 170mm (XS/47, SM/51), 172.5mm (MD/55, LG/58), 175mm (XL/61)
Bottom bracket
Shimano SM-BB72-41B, PressFit
Cockpit
Stem
Integrated (Reparto Corse AeroFlare one-piece cockpit; size-dependent: 90/400 (XS/47-SM/51-MD/55), 100/400 (LG/58), 110/420 (XL/61))
Handlebars
Reparto Corse AeroFlare (flare 16°; drop 120mm; reach 80mm; 1 1/8" steerer interface; sizes: 90/400 (XS/47-SM/51-MD/55), 100/400 (LG/58), 110/420 (XL/61); HM-HS carbon composite)
Grips
Bianchi Arrow bar tape, 2.5mm thickness, black
Saddle
Bianchi RC139 Carbon (microfiber cover; PWR gel inserts; carbon shell; carbon rails; 250x139mm; 145g)
Seatpost
Bianchi Custom D-Shape carbon seatpost (20mm offset; length: 300mm XS/47, 350mm SM/51 & MD/55, 380mm LG/58 & XL/61)
Wheels & Tires
Front wheel
Reparto Corse RC43 carbon (43mm profile; tubeless ready/clincher; ceramic-bearing hubs)
Rear wheel
Reparto Corse RC43 carbon (43mm profile; tubeless ready/clincher; ceramic-bearing hubs; HG/XDR-compatible depending on build)
Front tire
Pirelli Cinturato Gravel RC, 700x40c, 60TPI, TLR, folding, tan sidewall
Rear tire
Pirelli Cinturato Gravel RC, 700x40c, 60TPI, TLR, folding, tan sidewall