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Made for off-road adventures, the Co-op Cycles DRT 1.1 features a versatile 3 x 8 drivetrain and the solid stopping power of hydraulic disc brakes, giving new riders the perfect amount of control.

  • Features

    • The SR Suntour XCT 27.5 suspension fork gives you 100mm of travel for a smooth ride and improved control
    • Shimano 3 x 8 drivetrain provides a wide range of gears for power uphill and speed down
    • Shimano Acera rear derailleur delivers smooth and precise gear changes
    • Tektro hydraulic disc brakes deliver reliable stopping power on or off-road, regardless of weather conditions
    • Bicycle weight limit is 300 lbs. total, including rider + all gear carried on the bike and on the rider's body
    • Specs subject to change


    Free Adjustment Period:
    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 Hardtail Mountain Bikes
  • Technical Specs

    Best Use

    Mountain Biking

    Mountain Bike Style


    Bike Frame Material



    Co-op Cycles 6061 aluminum

    Bike Suspension

    Front Suspension


    SR Suntour XCT 27.5

    Fork Travel

    100 millimeters


    Shimano TY 501, 42-34-24

    Bottom Bracket

    Cartridge bearing square


    Shimano Altus

    Front Derailleur

    Shimano Altus

    Rear Derailleur

    Shimano Acera

    Rear Cogs

    Shimano HG31, 11,34, 8-speed

    Number of Gears


    Brake Type

    Hydraulic Disc Brake


    Tektro hydraulic disc brakes

    Brake Levers



    Co-op Cycles 27.5, 32 H

    Front Hub

    Co-op Cycles alloy

    Rear Hub

    Co-op Cycles alloy

    Wheel Size

    27.5 inches


    Kenda Kadre, 27.5 x 2.1

    Tire Width

    2.1 inches

    Handlebar Shape

    Riser Bar


    Co-op Cycles


    Co-op Cycles 6061

    Seat Post

    Co-op Cycles, 27.2 diameter


    Co-op Cycles


    Co-op Cycles


    External headset


    KMC 8-speed


    32 lbs. 12.5 oz.

    Bike Weight

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



  • Size Chart

    S M L XL
    Height Range 5'3" - 5'6" 5'6"- 5'9" 5'9" - 6'0" 6'0" - 6'3"
    Reach 417 435 447 460
    Stack 574 574 583 607
    Effective Top Tube 585 605 625 645
    Seat Tube Center-Top 375 410 445 480
    Standover Height 703 721 738 764
    Head Tube Length 90 90 100 125
    Head Tube Angle (degrees) 69 69 69 69
    Seat Tube Angle (degrees) 74 73.5 73 73
    Wheelbase 1099 1119 1134 1156
    Chainstay 440 440 440 440
    Fork Offset 40 40 40 40

    Sizing Notes

    Measurements are stated in millimeters unless otherwise indicated.

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