Co-op DRT 4.1 Fat-Tire
coop
Fatbike
Co-op DRT 4.1 Fat-Tire is an alloy fatbike mountain bike (2024), by Coop, in the Co Op series. This bike is aimed at riders looking for a balanced off-road setup, with a balanced riding position, while being useful on softer and looser terrain. Metric-wise, it stands out for strong value-for-money versus many similar bikes, strong climbing friendliness for sustained uphill riding, and a comfort-leaning ride feel over longer rides. The main trade-off is less emphasis on outright speed than speed-focused builds and a setup that favors simplicity and efficiency over plush bump absorption. Compare this bike on MatchBikes.com to similar fatbike models.
5.6
Rating

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Score Summary
Performance
3.2
Value
9.6
Fit
7.0
Performance
Built for speed and efficiency
Speed
4.4
Very Low
Climbing Efficiency
7.9
Climber
Suspension
1.0
Minimal suspension
Fit
Dialed-in Fit & Comfort
Riding Position
6.1
Balanced
Fit Flexibility
6.7
Moderately Adjustable
Ride Comfort
7.5
Comfortable
Value
Value for Money
9.6
Exceptional Value
Surface Range
Soft TerrainSpecifications
General
Brand
coop
Model
Co-op DRT 4.1 Fat-Tire
Year
2024
Price
$1,499
Weight
17.69 kg
Category
Mountain
Sub Category
Fatbike
Groupset
X1, SX Eagle
Frame
Frame
Co-op Cycles 6061 aluminum
Suspension Fork
6061 aluminum
Suspension Type
Rigid
Drivetrain
Shift Levers
SRAM SX Eagle 12-speed
Rear Derailleur
SRAM SX Eagle 12-speed
Cassette
SRAM Eagle, 11-50t, 12-speed
Crank
SRAM X1 1000 Eagle™ DUB fat 5
Bottom Bracket
SRAM DUB English BSA 100mm fat
Chain
SRAM SX Eagle
Wheels
Front Hub
15mm thru axle
Rear Hub
12mm thru axle
Rims
26" aluminum
Tires
Innova 26 x 4.8 in.; 60 TPI
Brakes
Brake Type
Hydraulic Disc
Brake Description
Shimano Acera MT-400 hydraulic disc Hydraulic Disc Brake
Brake Levers
Shimano
Cockpit
Stem
Co-op Cycles 6061 aluminum
Handlebar
Co-op Cycles alloy butted aluminum riser
Seat
Saddle
WTB Pure Sport
Seatpost
Co-op Cycles 6061 aluminum
Geometry
| Measurement | XS | SM | MD | LG | XL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.433 mm | 1.358 mm | 1.304 mm | 1.255 mm | 1.22 mm |
| Stack | 573 mm | 577 mm | 587 mm | 596 mm | 610 mm |
| Reach | 400 mm | 425 mm | 450 mm | 475 mm | 500 mm |
| Top Tube Length | 564 mm | 591 mm | 618 mm | 646 mm | 675 mm |
| Seat Tube Angle | 72 ° | 72 ° | 72 ° | 72 ° | 72 ° |
| Seat Tube Length | 360 mm | 395 mm | 430 mm | 465 mm | 500 mm |
| Head Tube Angle | 68 ° | 68 ° | 68 ° | 68 ° | 68 ° |
| Chainstay Length | 445 mm | 445 mm | 445 mm | 445 mm | 445 mm |
| Wheelbase | 1100 mm | 1127 mm | 1156 mm | 1185 mm | 1215 mm |
| Standover Height | 704 mm | 728 mm | 750 mm | 773 mm | 795 mm |
| Wheels | 26" | 26" | 26" | 26" | 26" |
| Rider Min Height | 156 cm | 163 cm | 171 cm | 179 cm | 185 cm |
| Rider Max Height | 166 cm | 174 cm | 182 cm | 189 cm | 195 cm |




























































