Co-op Cycles ARD 1.1W Women's Bike

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Detour down a forest road on your road ride with the Co-op Cycles ARD 1.1W bike. It's built for women's geometry and features a Shimano Claris drivetrain, mechanical disc brakes and full-carbon fork.


  • Designed specifically for women with a shorter top tube, shorter stem, narrower handlebars and a women-specific saddle
  • Aluminum frame and full-carbon fork offer long-lasting toughness at a low weight
  • A front thru-axle adds extra control to every trip
  • Shimano Claris 2 x 8 drivetrain lets you shift smoothly through 16 gears for all-road cruising
  • Dual-piston mechanical disc brakes deliver solid stopping power through challenging off-road and weather conditions
  • High-quality, lightweight Co-op Cycles wheelset delivers top-of-the-line performance; fits 700x28 tires
  • Pedals not included
  • Bicycle weight limit is 300 lbs. total, including rider + all gear carried on the bike and on the rider's body
  • Specs and images are subject to change


This bike comes with Coast to Coast Support, which includes:
  • 1 year of free adjustments (see more below)
  • In-store bike assembly
  • Pickup in store or curbside
  • Bike experts available at 170+ bike shops
REI Co-op Members get more:
  • Free flat tire repairs (labor only; parts not included)
  • 20% off shop services
More about our free adjustments:
New bikes go through a normal break-in period, after which they should be readjusted. All bicycles sold at REI include free adjustments for one year after purchase date—as many times as you need. Included: derailleur and brake adjustments, lateral wheel truing, hub and headset bearing adjustments, tire inflation and chain lubrication. Not included: replacement or installation of new components or accessories, any other services. Call your local REI Co-op Bike Shop for more information.

View all Co-op Cycles

Technical Specs

Best Use

Road Cycling


Co-op Cycles 6061 double-butted aluminum frame


One-piece carbon fork, tapered carbon steerer, for flat mount disc, includes fender mounts

Bike Suspension

No Suspension


Shimano Claris, 50 x 34

Bottom Bracket

Shimano cartridge 68mm


Shimano Claris

Front Derailleur

Claris, band-type

Rear Derailleur

Shimano Claris

Rear Cogs

Shimano CS-HG31, 11-34, 8 speed

Number of Gears


Brake Type

Mechanical Disc Brake


Promax cable-actuated dual piston mechanical disc brake

Brake Levers

Shimano Claris


Co-op Cycles, 32 hole

Front Hub

Co-op Cycles 12mm thru-axle

Rear Hub

Co-op Cycles QR

Wheel Size



CST recourse 700x28mm, puncture protection

Tire Width

28 millimeters

Handlebar Shape

Drop Bar


Co-op Cycles aero-ergo design; 31.8mm, 12 degree flare


Co-op Cycles 6061, 31.8, 6 degree rise

Seat Post

Co-op Cycles 6016 AL, 31.6 diameter


Co-op cycles


Sold separately


Integrated headset


KMC, 8 speed


22 lbs. 10.6 oz.

Bike Weight

Bike weight is based on median size, as sold, or the average of two median sizes.




From a Climate Neutral Certified brand

Instructions & Manuals

Size Chart

Height Range5'0" - 5'3"5'3" - 5'6"5'6"- 5'9"5'9" - 6'0"
Effective Top Tube510520530545
Seat Tube Center-Top380430480520
Standover Height694729768798
Head Tube Length130140165175
Head Tube Angle (degrees)70717272.5
Seat Tube Angle (degrees)75.074.574.074.0
Fork Offset50505045

Sizing Notes

Measurements are stated in millimeters unless otherwise indicated.

How we measure bikes

  1. Standover Height Standover Height is a measurement from the ground to the top of the top tube, measured at the midpoint of the top tube.
  2. Reach Reach is the horizontal distance from the center of the cranks to the center of the head tube, measured at head tube level.
  3. Stack Stack is the vertical distance from the center of the cranks to the center of the head tube, measured to the top of the head tube.
  4. Effective Top Tube Effective top tube is the distance from the center of the head tube to the center of the seat tube/seat post, measured parallel to the ground.
  5. Seat Tube Center to Top Seat Tube length is the measurement of the seat tube, from the center of the cranks to the top of the seat tube.
  6. Head Tube Length Head Tube Length is measured from the bottom to the top of the head tube.
  7. Head Tube Angle Head Tube Angle is the acute angle between the head tube and the ground (measured towards the rear of the bike)
  8. Seat Tube Angle Seat Tube Angle is the acute angle between the seat tube and the ground (measured towards the rear of the bike).
  9. Bottom Bracket Height Bottom Bracket Height is a measurement taken vertically from the ground up to the center of the cranks.
  10. Wheelbase Wheelbase is the measurement from the center of the front axle to the center of the rear axle.
  11. Chainstay Length Chainstay Length is the measurement from the center of the cranks to the center of the rear axle.
  12. Fork Offset Fork Offset, or rake, is the distance from the front axle to a line drawn parallel to the center of the head tube or steering axis.

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