Description

StairMaster 4G StepMill

Compact Footprint. Big Burn. Built for Tight Spaces.

The StairMaster 4G StepMill is the answer for facilities that want to offer high-intensity stair climbing without the size and ceiling demands of traditional stepmills. Designed to fit into more training spaces—including boutique studios, multi-housing gyms, and hospitality fitness centers—the 4G brings the legendary StairMaster calorie-burning workout into a smaller, smarter footprint.

With a height clearance requirement of just 8 feet, a footprint of 54" x 29", and multiple OpenHub™ console options, the 4G delivers a powerful stair workout in a user-friendly, space-efficient design. It features a newly redesigned handrail system with integrated speed controls, a 14" step-up height, and Bluetooth and Apple Watch/Samsung Galaxy Watch connectivity, making it a truly modern cardio solution.


Key Features

  • Compact & Ceiling-Friendly
    At just 64” high, the 4G fits under 8-foot ceilings—ideal for small fitness rooms, studios, or home gyms.

  • Redesigned Handrails
    Ergonomic side rails feature integrated speed controls, stop button, and heart rate sensors for seamless mid-workout adjustments.

  • Real Stair Climbing Mechanics
    With 20 resistance levels, a step height of 6”, and a step rate up to 162 SPM, the 4G delivers a true stair-climbing experience that’s low-impact but high-output.

  • Performance-Driven Console Options
    Choose from:

    • 10" LCD OpenHub Console (pre-wired for 8 Series PVS entertainment and receivers)

    • 10" Touchscreen Console

    • 15" Embedded Touchscreen Console with RunTV, HDMI streaming, and full Bluetooth/Apple Watch/Galaxy Watch connectivity

  • Tech-Integrated Training
    Tap-to-pair with Apple Watch® or Samsung Galaxy Watch® for real-time data tracking via NFC

    • USB charging port

    • HDMI input for screen mirroring (15")

    • Bluetooth & telemetry heart rate compatibility

  • Comfort & Convenience

    • Personal cooling fans

    • Bottle holder + accessory tray

    • 14” step-up height to first step for easier access

    • Powder-coated steel frame for long-term durability

  • Easy Maintenance
    Service panel removes with four fasteners, allowing fast access to drivetrain and electronics.

Ideal For

  • Multi-housing fitness centers with ceiling height restrictions

  • Hotel and boutique gyms seeking high-efficiency equipment

  • Home gyms with limited space

  • Trainers and users who want true stair climbing with modern connectivity


The StairMaster 4G StepMill proves that small spaces don’t mean small performance. Bring high-intensity stair training into any facility—with power, durability, and digital integration built for today’s fitness experience.

Specifications
Specifications data
Feature Details
Footprint (L x W) 54” x 29” (137 x 74 cm)
Height 64” (163 cm)
Recommended Ceiling 8’ (244 cm)
Step Height 6” (15 cm)
Step-Up Height 14” (36 cm) to first step
Step Surface 10” x 18” (25 x 46 cm)
Step Rate 24–162 SPM (20 resistance levels)
Max User Weight 350 lbs (159 kg)
Product Weight 348 lbs (158 kg)
Frame Powder-coated steel
Power Requirements Plug-in (all major voltages)
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