SRAM RED 1x Aero E1 Crankset Speed: 12 Spindle:

We’re a mission-driven bike shop based in Colorado. Every sale helps refurbish and donate bikes to those in need through Bicycles for Humanity Colorado. Each item has been professionally inspected, thoroughly cleaned, carefully refurbished, and is ready for immediate use.

SRAM RED 1x Aero E1 Crankset Speed: 12 Spindle:

For cyclists who treat every ride like a race against wind and time, precision and efficiency aren’t optional — they’re essential. This aero-focused crankset delivers feather-light carbon arms, direct-mount aero chainrings, and X-SYNC technology to cut drag and translate every watt into forward momentum on fast flats, climbs, and corners. Power-meter readiness lets you train smarter and chase new personal records.

Who is this for?

Road cyclists, triathletes, and cyclocross racers who demand pro-level shifting and peak aerodynamic efficiency will appreciate this lightweight upgrade. Whether you’re building a race-ready setup or seeking brutal rotational efficiency for long endurance rides, this crankset translates every watt into speed.

specifications	details
BCD	Direct Mount SRAM 8 Bolt
Drivetrain Speeds	12
Chainline	45mm
Crank Spindle Diameter	28.99mm (DUB)
Interface	DUB
Crankset Material	Carbon
Pedals Thread	9/16"
Drivetrain Spacing	Road / Cyclocross / Tri
Hub Compatibility	135/142 Road Disc Hubs < 415 mm Chainstay
BB Inclusion	No (Sold Separately)

Each item is professionally packed and shipped next day. Select in-store pick-up at checkout and visit us if you are local!

specifications	details
BCD	Direct Mount SRAM 8 Bolt
Drivetrain Speeds	12
Chainline	45mm
Crank Spindle Diameter	28.99mm (DUB)
Interface	DUB
Crankset Material	Carbon
Pedals Thread	9/16"
Drivetrain Spacing	Road / Cyclocross / Tri
Hub Compatibility	135/142 Road Disc Hubs < 415 mm Chainstay
BB Inclusion	No (Sold Separately)