4

Name: Cowboy 4
Brand: Cowboy
Price: 2990 USD
Availability: Discontinued

Previous generation — no longer sold new

Cowboy has stopped selling the 4. We keep this page for existing owners and used buyers: the specifications and our verdict still stand, but the price shown is the original MSRP, not a current one.

8.2

$2,990

MSRP

The Cowboy 4 is the design-led smart commuter — a clean single-speed belt drive, automatic assist and integrated connectivity for riders who want simplicity over spec sheets.

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Full specifications

MSRP: $2,990
Category: Commuter
Class: Class 1
Top Speed: 20 mph
Motor: Cowboy rear hub (Hub)
Motor Power: 250W nominal
Torque: 45 Nm
Battery: 360Wh, Li-Ion, removable
Range: up to 43 miles
Weight: 42 lbs
Frame: Aluminum
Brakes: Hydraulic disc
Drivetrain: Gates Carbon belt, single-speed
Suspension: None
Tires: 27.5×1.85"
Max Payload: 265 lbs
Warranty: 2 yr

Specs compiled from manufacturer materials; not yet re-verified against the maker.

What we love

Sleek, minimalist smart-bike design
Automatic torque-sensor assist, no gears to manage
Removable battery and built-in app/GPS

What we'd change

Single-speed limits steep-hill cadence
App-dependent ecosystem won't suit everyone

Our verdict

By Sean Lupton · June 5, 2026 · Scored 8.2/10 against how we score

Research-based verdict. This score is an editorial assessment built from spec analysis, verified owner reports, and independent third-party testing — not our own test ride (yet).

The Cowboy 4 is for the design-led commuter who wants simplicity over spec sheets — a clean single-speed belt drive with automatic assist and built-in connectivity, aimed at the rider who'd rather manage an app than a derailleur. At $2,990 it's a lifestyle purchase. Anyone who lives on steep hills, distrusts app-dependent hardware, or wants maximum range and value for the money should look at a more conventional commuter.

The 8.2 reflects a bike defined by design and ride feel: the automatic torque-sensor assist means no gears to manage, and the removable battery plus integrated GPS and app are genuine draws. Hydraulic discs cover brakes and safety. The weaknesses the whatWedChange flags are the score's ceiling — the single-speed limits cadence on steep hills, and the app-dependent ecosystem won't suit everyone, a real serviceability consideration if you prefer hardware that works without a phone.

The trade-off is versatility and range for a beautifully simple, connected ride. If your commute is gentle and you like the smart-bike experience, it delivers exactly that. If you want more range and a rack-ready build for similar money, the Trek FX+ 2 offers dealer service and a lighter platform — at the cost of the Cowboy's automatic assist and integrated tech that are the whole reason to buy one.