Description
THE ULTIMATE HOME STEPMILL FROM THE #1 NAME IN CARDIO
Since 1983, StairMaster has been a trusted leader in fitness, known for delivering intense workouts and real results. Now, with the StairMaster StepMill 3 (SM3), you can bring the power of the gym into the comfort of your own home.
Designed for maximum performance in a compact footprint, the SM3 delivers both cardiovascular and strength training in one machine. Its lightweight, space-saving design makes it ideal for home gyms, apartments, corporate fitness centers, and even medical offices. With front transport wheels for easy mobility, it fits through standard doorways and requires only an 8-foot ceiling clearance.
Smart Technology Meets Proven Performance
The SM3 features a large, backlit LCD console with over 25 pre-programmed workouts to keep your routine fresh and motivating — from beginner to advanced levels. Real-time tracking includes total time, calories burned, watts output, and floors climbed. Stay in your target zone with integrated contact heart rate sensors and a Polar® chest strap for continuous heart rate monitoring.
Key Features:
Compact & Portable: Front wheels for easy movement; fits through standard doorways
Durable Construction: Reinforced steps and drivetrain for long-lasting performance
Smooth & Quiet Operation: Redesigned mechanics ensure a quieter, fluid stair-climbing motion
Low Ceiling Clearance: Requires only 8 feet of ceiling height
Easy Maintenance: Improved access for routine service
Console & Workout Features:
Backlit LCD Display
25+ Pre-set Workout Programs
Electronically Controlled Alternator, Brake & Drive Chain: Provides smooth speed control
Heart Rate Monitoring: Handrail sensors + Polar® chest strap included
Step Dimensions: 6″ high x 9″ deep x 17″ wide
Equipment Specs:
Dimensions: 29″ W x 46″ L x 73″ H (74 x 117 x 185 cm)
Product Weight: 212 lbs (96 kg)
Max User Weight: 350 lbs (159 kg)
Input Voltage: 100–240 VAC, 50/60 Hz, 100 VA
Bring home the performance and legacy of StairMaster with the SM3 — the perfect StepMill for serious workouts in small spaces.








