StairMaster 4G Gauntlet StepMill

The StairMaster 4G StepMill delivers commercial-grade stair climbing performance in a space-saving design—perfect for boutique gyms, PT studios, and high-end home gyms. Built with the same wide, deep steps found in larger StairMaster machines, the 4G offers an intense lower-body cardio workout that builds strength, endurance, and explosive power.

With step rates ranging from 24 to 162 steps per minute, the 4G is ideal for HIIT, steady-state cardio, and sport-specific conditioning. The ergonomic handrails, low step-up height, and sleek frame make it accessible and comfortable for users of all levels.

Key Features

• Commercial-Grade Climbing: Deep 25 x 46 cm steps with a smooth drive system

• 20 Resistance Levels: Step rate from 24 to 162 steps per minute for scalable workouts

• Compact Size: 137 x 74 x 163 cm – fits easily into smaller training spaces

• Heavy-Duty Build: Powder-coated steel frame supports users up to 159 kg (350 lbs)

• 15", 10" Touchscreen or LCD Display: Choose your ideal interface for data, entertainment, or wireless connectivity

Smart Tech & Display Options

Choose from three console options:

• 15” OpenHub™ Touchscreen:
  – Bluetooth & Apple Watch/Galaxy Watch sync
  – Streaming via HDMI (cable not included)
  – Built-in workout videos via RunTV
  – Internet apps & custom home screen
  – GymKit & Samsung connectivity for live metrics
  – USB charging + Ecofit™ asset management ready

• 10” Touchscreen:
  Simplified touch interface with quick start and workout programs

• 10” LCD Display:
  Non-touch, full-colour display with core workout tracking

Additional Features

• Integrated Fan & Accessory Holders: Stay cool and organised

• Step-Up Height: Just 36 cm for easy access

• Workout Programmes: 20+ built-in, including the Landmark Challenge

• Heart Rate Monitoring: Telemetry and contact (Bluetooth-compatible with touchscreen)

• Drive System: Generator-powered with 12V/5A supply

Specifications

• Dimensions: 137 cm (L) x 74 cm (W) x 163 cm (H)

• Step Surface: 25 x 46 cm | Step Height: 15 cm

• Ceiling Height Required: Minimum 244 cm (8 ft)

• Machine Weight: 158 kg

• Shipping Weight: 197 kg

• Max User Weight: 159 kg

• Frame Colour: Matte Black (custom colours available on request)