Murf Alpha ST

The speed you’ve fallen in love with from our Alpha Murf is now available in a sleek, stylish straight bar step‑thru design. This bike combines the heart‑pounding thrill of speed with a fresh, accessible look, giving you the freedom to ride with ease and confidence.

VEHICLE SPECIFICATIONS

CLASS: Class 2 or Class 3 (user selectable)
Top Speed: 28 MPH (Class 3 mode)
Battery: 52‑Volt, 20 Ah (1,040 Wh), UL 2271 certified
Motor: 750 W
Pedal Assist: Five levels
Throttle: Thumb throttle (active in Class 2 mode only)
Headlight: Integrated 18 W / 1,080 lumens off‑road LED
Brake & Tail Light: Integrated
Tires: Fat 26″ × 4″
Brakes: Tektro 4‑piston hydraulic discs
Drivetrain: Single-speed
Weight: 70 pounds
Warranty: Two‑year

DIMENSIONS

Stepover Height: 18.5″
Wheelbase: 53″
Overall Length: 81.5″
Seat Height: 34–40″
Handlebar Height: 44–48″

FEATURES

Frame: Straight‑bar step‑thru
Integrated Rear Rack: Rugged design with threaded accessory mounting points
Display: High‑resolution color screen showing speed, battery, power output, etc.

ASSEMBLY

View the SUPER73‑ZX Owner’s Manual for everything you need to get your bike assembled in just 15 minutes.