The current generation of the Bianchi Oltre marks a radical departure from the brand's previous aero platforms, dropping the XR naming convention in favor of a tiered family led by the flagship Oltre RC. Designed as an uncompromising aero road bike, the frame features deep wheel shrouding, dropped seatstays, and a distinctive cutaway at the upper down tube to manage airflow around the front wheel. The defining characteristic of the RC and Pro tiers is the Air Deflector system—vent-like structures bolted to the sides of the head tube that work in tandem with a central air channel in the proprietary cockpit to reduce drag. While Bianchi claims significant aerodynamic savings over the outgoing Oltre XR4, the add-on deflectors are not homologated for UCI-sanctioned racing and must be removed for those events. The frame officially clears 30mm tires, aligning with modern road standards while maintaining a strict focus on aerodynamic efficiency.
| Stack | 504mm |
| Reach | 393mm |
| Top tube | 536mm |
| Headtube length | 103mm |
| Seat tube length | 510mm |
The Oltre utilizes a highly aggressive geometry that prioritizes aerodynamic positioning over upright comfort. Looking strictly at the frame numbers, the stack is exceptionally low and the head tube is unusually short—a size 55cm frame features just 520mm of stack and a 118mm head tube.
However, these raw figures are offset by the design of the proprietary Reparto Corse cockpit found on the upper-tier models. The stem integrates deep into the head tube and features a steep positive upward angle, effectively raising the handlebars to a more traditional race height. Even with this upward tilt, the resulting posture remains stretched out and low. Reviewers strongly recommend a professional bike fit, as the integrated bar and stem offer limited adjustability and the forward-leaning stance can induce fatigue if not dialed in correctly. The frame utilizes a press-fit 86.5x41mm bottom bracket and a proprietary aero seatpost with a 20mm offset across all sizes.
Frameset
Frame
Bianchi Oltre Comp carbon frame, disc brakes, electronic and mechanical shifting compatible, internal cable routing, 1.5-1.5 headset, BB PressFit 86.5x41, flat mount brakes, thru axle 12x142mm, sizes 47-50-53-55-57-59cm
Fork
Full carbon aero fork, disc brakes, integrated head 1.5, flat mount caliper, thru axle 12x100mm
Groupset
Shift levers
Shimano Ultegra Di2 hydraulic road disc, ST-R8170 (with BR-R8170 calipers), for 160mm rotor
Front derailleur
Shimano Ultegra Di2 12-speed, FD-R8150
Rear derailleur
Shimano Ultegra Di2 12-speed, RD-R8150
Cassette
Shimano Ultegra CS-R8100, 12-speed, 11-12-13-14-15-16-17-19-21-24-27-30T
Chain
Shimano Ultegra 12-speed, CN-M8100
Crankset
Shimano Ultegra 12-speed, FC-R8100, 52x36T; crank length: 170mm (47/53cm), 172.5mm (55/59cm)
Bottom bracket
Shimano SM-BB72-41B, press fit road BB (bearing, inner cover)
Front brake
Shimano BR-R8170 hydraulic disc brake (included with shifters)
Rear brake
Shimano BR-R8170 hydraulic disc brake (included with shifters)
Front rotor
Shimano Center Lock w/ Ice Tech, 160mm
Rear rotor
Shimano Center Lock w/ Ice Tech, 160mm
Wheelset
Front wheel
Velomann Plutonium wheelset, 50mm profile, 700x21c, 24h, HG body
Rear wheel
Velomann Plutonium wheelset, 50mm profile, 700x21c, 24h, HG body
Front tire
Vittoria Rubino 28-622, full black, G2.0 (graphene + silica), 100 TPI
Rear tire
Vittoria Rubino 28-622, full black, G2.0 (graphene + silica), 100 TPI
Cockpit
Stem
Velomann Aero stem, alloy, oversize, 1-1/8; size: 90mm (47/50cm), 100mm (53cm), 110mm (55/57cm), 120mm (59cm)
Handlebars
Velomann Aero Compact handlebar, alloy, 31.8mm clamp, reach 74mm, drop 116mm, for fully internal cable routing; size: 400mm (47-53cm), 420mm (55-59cm)
Saddle
Velomann Mitora139, open flow, AISI rails 7x7mm, carbon-reinforced nylon; width 139mm, length 250mm
Seatpost
Oltre full carbon aero seatpost (special dimension), 20mm offset; length: 280mm (47cm), 300mm (50-55cm), 350mm (57-59cm)
Grips
Bianchi Arrow premium bar tape, 2.5mm thickness, black
The Oltre lineup is split into distinct tiers that dictate frame materials, cockpit integration, and aerodynamic features. The flagship Oltre RC uses the lightest, stiffest carbon layup and omits the Countervail vibration damping to save weight. RC builds feature premium electronic groupsets, dual-sided power meters, and deep-section carbon wheels, with the Founder Edition including a THM Clavicula power meter and CeramicSpeed OSPW system.
The Oltre Pro shares the exact frame shape and Air Deflectors of the RC but adds the Countervail carbon layup for improved ride compliance, adding roughly 50 grams to the frame. Pro builds are equipped with SRAM Force or Shimano Ultegra electronic drivetrains, 50mm Velomann Plutonium carbon wheels, and standard power meters. Both the RC and Pro models utilize the one-piece Reparto Corse aero cockpit with the central air channel.
The Oltre Comp serves as the entry point to the platform. While it retains the overall frame silhouette, it drops the head tube Air Deflectors and swaps the integrated carbon cockpit for a standard two-piece Velomann alloy stem and bar with internal routing. Comp builds rely on Rival or Ultegra electronic shifting and do not include power meters.
Reviewers consistently characterize the Oltre as a rigid, highly efficient machine optimized for flat roads and high-speed descents. The frame features a massive bottom bracket and thick chainstays that deliver immediate power transfer, creating a bike that "begs to be ridden hard and fast" (Bicycling Australia). At speed, the aerodynamic shaping is palpable, with riders noting the sensation of "slicing through the wind" (Competitive Cyclist) and easily holding momentum in fast group rides.
Handling is sharp and responsive, though it requires an assertive rider. The front end is nimble, but the bike's overall demeanor means it "really does need to be muscled around to show its best" (Bicycling Australia). While it corners with precision and remains stable on descents, its weight and aggressive posture make it feel slightly sluggish on steep, sustained climbs compared to a dedicated lightweight climbing bike.
Ride comfort varies significantly depending on the frame tier. The Oltre Pro includes Bianchi's Countervail technology woven into the carbon layup, which effectively "soaks up a lot of the bumps on the road" (YouTube) and reduces fatigue over long distances. However, even with this vibration damping, the underlying ride quality remains firm and unapologetically race-focused.
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