🎄 Holiday Break | December 25th to January 14th inclusive | The store will be closed ☃️
In the case of the Aspero, aerodynamic performance isn't so much about pure speed resulting from reduced drag as it is about energy conservation. After a long day in the wind, the 3 watts saved compared to the old Aspero can mean one less energy gel for your stomach to digest, which is definitely worth it.
In addition to reducing drag, the seat stays have also been lowered to provide a bit more compliance at the rear and slightly reduce stiffness at the front, making the final hours of a long race less painful. Between these lowered seat stays, there's also a bit more room for mud, taking into account lessons learned from the R5-CX (and the 2023 Unbound Mud Festival). These are a multitude of seemingly minor improvements, but together they make a big difference. The result is a bike that feels very much like the original Áspero, but is faster, more comfortable, and more versatile.
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Fork |
Cervélo All-Carbon, Tapered Áspero Fork |
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Steering game |
FSA IS2 1-1/4, 45° x 45° / 1-1/2, 36° x 45° |
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Front Axle |
Cervélo Aero Thru Axle Front, M12x1.5mm, 127mm length |
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Rear Axle |
Cervélo Aero Thru Axle Rear, M12x1.0mm, 169mm length |
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Front Wheel |
Reserve 30 GR AL, Reserve 4LD, 12x100mm, 24H, centerlock, tubeless compatible |
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Rear Wheel |
Reserve 30 GR AL, Reserve 4LD, 12x142mm, XDR freehub, 24H, centerlock, tubeless compatible |
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Tires |
WTB Vulpine TCS Light Fast Rolling Dual DNA SG 120tpi 700x45c |
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Crankset |
Shimano GRX, RX820, 48/31T |
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Bottom bracket |
FSA, T47 BBright for 24mm spindle |
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Chain |
Shimano M8100 |
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rear derailleur |
Shimano GRX, RX820 |
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Cassette |
Shimano HG710, 11-36T, 12-Speed |
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Controllers |
Shimano GRX, RX820 |
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Handlebar |
Cervélo AB09 Carbon, 31.8mm clamp, 16 degree flare |
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Gallows |
Cervelo ST36 Alloy |
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Saddle |
Prologo Nago R4 NOT LIGHTWEIGHT STN |
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Seat post |
Cervélo SP19 Carbon 27.2 |
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Brake discs |
Shimano CL800 Centerlock |