StairMaster 4G StepMill - Shown with 16"

Vendor: StairMaster

StairMaster 4G StepMill

$5,999.00 $7,099.00

Sku: 9-3415-4G-10IN-60BLK

Product variants

Estimated Delivery in 6–10 Days

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Description

Machine Type

Commercial StepMill

Resistance

Speed Controlled

Display

LCD Console

Warranty

Commercial Rated

Take Your Cardio Training Beyond the Ordinary

Traditional treadmills and exercise bikes can quickly become repetitive, making it difficult to stay motivated and continue improving your fitness. The StairMaster 4G StepMill delivers one of the most effective cardio workouts available by recreating the demanding challenge of climbing real stairs. Whether your goal is burning calories, increasing endurance, or strengthening your lower body, this commercial StepMill is designed to help you achieve results faster.

Trusted by commercial gyms, athletic performance centers, hotels, and rehabilitation facilities around the world, the StairMaster 4G StepMill has built its reputation through years of dependable performance. It offers the smooth stepping motion, premium construction, and durability that have made StairMaster one of the most recognized names in commercial cardio equipment.

Best for: Commercial gyms, apartment fitness centers, personal training studios, athletic facilities, and anyone looking for an intense low impact cardio workout.

Built for Serious Performance and Everyday Reliability

The StairMaster 4G StepMill combines a compact footprint with commercial grade engineering, making it an excellent choice for facilities where reliability is essential. The electronically controlled staircase provides a natural climbing motion that engages the glutes, hamstrings, quadriceps, calves, and core during every workout.

The intuitive LCD console provides quick access to workout programs, performance metrics, heart rate information, calories burned, time, speed, and distance climbed. Multiple workout options allow users of every fitness level to challenge themselves while progressing toward their goals. The durable handrails, oversized steps, and stable frame provide confidence during both steady state cardio sessions and demanding interval training.

Unlike entry level stair climbers that often use lighter components and simplified drive systems, the StairMaster 4G StepMill is engineered for continuous commercial use. This translates into smoother operation, greater longevity, and reduced maintenance over years of daily workouts.

Invest in a Cardio Machine That Keeps Delivering Results

Choosing a commercial stair climber is about more than buying another piece of cardio equipment. It is about investing in a machine that members continue using because it consistently delivers challenging, effective workouts. The StairMaster 4G StepMill remains one of the most sought after stair climbing machines thanks to its combination of premium build quality, comfortable stepping motion, and proven commercial reliability.

While lower priced alternatives may look similar at first glance, they often lack the durability, workout feel, and long term dependability expected in professional fitness environments. The StairMaster name continues to be trusted because it delivers the performance facilities demand while helping users achieve measurable fitness improvements.

Whether you are upgrading an existing fitness center or building a new training space, the StairMaster 4G StepMill provides the quality, performance, and brand recognition that users immediately recognize and appreciate.

Includes free delivery. The Fitness Outlet is an authorized StairMaster dealer, ensuring full manufacturer warranty support on every purchase.

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)

Warranty

Warranty data

Residential

Frame: 10 Years
Parts: 10 Years
Motor & MCB: 5 Years Parts & Labor
Labor: 3 Years
Wear Items: 1 Year

Light Commercial

Frame: 10 Years
Parts: 5 Years
Labor: 2 Years
Wear Items: 1 Year

Full Commercial

Frame: 10 Years
Parts: 2 Years
Labor: 1 Year

FAQs

Frequently asked question

Is the StairMaster 4G StepMill worth buying for a small commercial gym or boutique studio?

Absolutely. The 4G StepMill is specifically engineered for smaller commercial spaces, requiring only an 8-foot ceiling clearance and a compact 54" x 29" footprint. It delivers the same legendary StairMaster calorie-burning performance found in larger facilities. If you need a high-intensity stair climbing experience without sacrificing valuable floor space, the 4G is a smart, durable investment for boutique studios, hospitality gyms, and multi-housing fitness centers.

What warranty comes with the StairMaster 4G StepMill and what is the return policy?

Warranty terms for the StairMaster 4G StepMill vary by retailer and intended use, so we recommend confirming specifics at checkout or contacting our support team directly. StairMaster is known for backing their commercial-grade equipment with strong manufacturer warranties covering parts and labor. Review our store's return policy page for full details on eligibility, timeframes, and any restocking considerations before purchasing.

What is the ceiling height requirement for the StairMaster 4G StepMill?

The StairMaster 4G StepMill requires a minimum ceiling clearance of 8 feet. This is notably lower than traditional stepmills, which often need 9 to 10 feet or more. This reduced height requirement makes the 4G ideal for facilities with standard ceiling heights, including basement gyms, boutique studios, and hotel fitness centers that might otherwise be unable to accommodate a stepmill machine.

How does the StairMaster 4G StepMill differ from a standard stair stepper?

Unlike basic stair steppers that use pedals mimicking a stepping motion, the StairMaster 4G StepMill features continuously rotating stairs, delivering a more authentic stair-climbing experience. This engages the glutes, hamstrings, calves, and core more effectively and burns significantly more calories. It's a true stepmill in a compact form factor, bridging the gap between full-sized commercial stepmills and smaller residential step machines.

What type of users is the StairMaster 4G StepMill best suited for?

The 4G StepMill is ideal for intermediate to advanced exercisers seeking high-intensity cardiovascular and lower-body conditioning. It's especially popular in commercial settings like boutique fitness studios, multi-housing gyms, and hospitality fitness centers. Athletes, weight-loss focused users, and anyone wanting an effective low-impact alternative to running will benefit. Its compact design makes it accessible without compromising on the intensity of a full commercial stair climbing workout.

How many calories can you burn on the StairMaster 4G StepMill?

Calorie burn on the StairMaster 4G StepMill depends on your weight, workout intensity, and duration, but stair climbing is consistently ranked among the highest calorie-burning cardio activities available. Users can typically burn between 300 and 600 calories per hour. The machine's high-intensity nature engages large muscle groups simultaneously, elevating heart rate quickly and making it an exceptionally efficient tool for fat loss and cardiovascular conditioning.