Co-op Cycles DRT 3.1 Mountain Bike

Features

• The DRT 3.1 bike’s aluminum frame is built around right-sized wheels for each frame size to optimize playful handling and weight savings
• Size XS and S bikes have 27.5 x 2.4 in. wheels; size M–XL bikes have 29 x 2.4 in. wheels
• 140 mm RockShox Recon Silver RL Solo Air fork (15 x 110 mm) and 130 mm Deluxe Select R shock are paired for balanced, trail-ready capability​
• 15 mm thru-axle front and 12 mm thru-axle rear Boost hubs maximize frame and wheel lateral stiffness and strength
• Full SRAM Eagle 1 x 12-speed drivetrain
• Shimano MT200 hydraulic disc brakes provide precise and confident stopping power
• Tubeless-ready tires and rims help you optimize tire pressure for best performance while also minimizing flats​
• X Fusion Manic dropper post with remote puts on-the-fly saddle adjustments at your fingertips​
• Bicycle weight limit is 300 lbs. total, including rider + all gear carried on the bike and on the rider’s body
• Pedals not included
• Specs and images are subject to change

Imported.

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 the Co-op Cycles DRT Product LineView all Co-op Cycles Full-Suspension Mountain Bikes

Technical Specs

Best Use

Mountain Bike Style

Frame

Bike Suspension

Fork

Fork Travel

Rear Shock

Crankset

Bottom Bracket

Shifters

Rear Derailleur

Rear Cogs

Number of Gears

Brake Type

Brakes

Brake Levers

Rims

Front Hub

Rear Hub

Wheel Size

Tires

Tire Width

Handlebar Shape

Handlebar

Stem

Seat Post

Saddle

Pedals

Headset

Chain

Dropper Post

Weight

Gender

Sustainability

Mountain Biking

Trail

Co-op Cycles 6061 aluminum

Full Suspension

RockShox Recon Silver RL Solo Air

140 millimeters

RockShox Deluxe Select R

SRAM SX Eagle; 32T

SRAM PowerSpline

SRAM SX Eagle

SRAM SX Eagle long cage

SRAM Eagle 12-speed 11-50T

12 gear(s)

Hydraulic Disc Brake

Shimano MT200 hydraulic

Shimano MT200 hydraulic

XS: Co-op double-wall aluminum, tubeless-ready; 27.5 in. S: Co-op double-wall aluminum, tubeless-ready; 27.5 in. M: Co-op double-wall aluminum, tubeless-ready; 29 in. L: Co-op double-wall aluminum, tubeless-ready; 29 in. XL: Co-op double-wall aluminum, tubeless-ready; 29 in.

Shimano Alivio with thru axle; 15 x 110 mm

Shimano Alivio 12 mm thru axle

XS: 27.5 inches S: 27.5 inches M: 29 inches L: 29 inches XL: 29 inches

XS: Maxxis Recon 60 TPI tubeless-ready 27.5 x 2.4 in. S: Maxxis Recon 60 TPI tubeless-ready 27.5 x 2.4 in. M: Maxxis Recon 60 TPI tubeless-ready 29 x 2.4 in. L: Maxxis Recon 60 TPI tubeless-ready 29 x 2.4 in. XL: Maxxis Recon 60 TPI tubeless-ready 29 x 2.4 in.

2.4 inches

Riser Bar

Co-op Riser, 15 mm rise, 9-degree sweep

Forged aluminum 4-bolt

X Fusion Manic dropper; 170 mm travel

Co-op Steel Rail

Not included

FSA Orbit 1-1/8 to 1-1/2 in.

SRAM Eagle SX, 12-speed

Yes

Unavailable

Unisex

From a Climate Neutral Certified brand

Size Chart

XSSMLXLHeight Range

Reach

Stack

Effective Top Tube

Seat Tube Center-Top

Standover Height

Head Tube Angle (degrees)

Seat Tube Angle (degrees)

Wheelbase

Chainstay

Fork Offset

5’0″ – 5’3″	5’3″ – 5’6″	5’6″ – 5’9″	5’9″ – 6’0″	6’0″ – 6’3″
400	425	450	475	500
584	584	610.5	628.7	647
528.5	553.5	586.9	617.6	648.4
360	379.5	394.5	409.5	449.5
749.7	752.1	786.8	796.7	804.4
66	66	66	66	66
77.6	77.6	77.4	77.2	77.1
1125.5	1150.5	1196.6	1229.7	1262.8
433.4	433.4	441	441	441
37	37	44	44	44

Sizing Notes

Measurements are stated in millimeters unless otherwise indicated.

How we measure bikes

bike diagram loading

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.

Reach Reach is the horizontal distance from the center of the cranks to the center of the head tube, measured at head tube level.

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.

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.

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.

Head Tube Length Head Tube Length is measured from the bottom to the top of the head tube.

Head Tube Angle Head Tube Angle is the acute angle between the head tube and the ground (measured towards the rear of the bike)

Seat Tube Angle Seat Tube Angle is the acute angle between the seat tube and the ground (measured towards the rear of the bike).

Bottom Bracket Height Bottom Bracket Height is a measurement taken vertically from the ground up to the center of the cranks.

Wheelbase Wheelbase is the measurement from the center of the front axle to the center of the rear axle.

Chainstay Length Chainstay Length is the measurement from the center of the cranks to the center of the rear axle.

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.