StairMaster 4600PT Free Climber

StairMaster 4600PT Free Climber

The Stairmaster 4400PT Stepper features an upright, rail-less design which encourages an improved exercise posture for the best lower-body workout of any stair climbing machine.This stairmaster is the most space-efficient stairclimber on the market (it fits in less than 2' x 4'/61 x 122 cm of floor space), and yet is extremely effective for a wide range of climbing exercise and conditioning needs. Patented, independent pedal geometry ensures safe, biomechanically-correct movement. The only difference between the Stairmaster 4400PT and 4400CL is the 4400CL is cordless, and the 4400PT plugs in.


Painting | Powder Coating

Powder coating is a high-quality finish found on all our remanufactured products. Protects the roughest, toughest cardio equipment as well as strength equipment items you depend on daily in you club. It provides a more durable finish than liquid paints can offer, with more attractive finish.

Indirect Drives | Alternators

  • Remanufactured to OEM specifications.

  • Performance of a new unit.

  • Durability and reliability of a new unit.


Bearings | Bushings

We install on our remanufactured products a full range bearings, working with four major suppliers (INA, IKO, Nachi, FAG) all Industry Leaders. we want to ensure the best performance and reliability during long hours of operation in your facility.

Drive Belts | Drive Chain systems

From synchronous to cogged to multi-rib V belts. We maintain an extensive stock of belt sleeves to meet our production demand, also in this field we work with the best leading manufactures brands to ensure the best performance, reliability and longevity.


PCBA Boards

All our electronics are inspected through a series of tests and diagnostics. Often, basic repairs are made returning the electronic boards to a perfect condition, if not possible, boards are recycled and replaced by new ones.

Console Overlays | Decals

All console overlays and panel decals are replaced with new ones, this ensures to the users a better working experience and a fresh look to the equipment.


Equipment Features

  • The upright – rail-less configuration encourages an improved exercise posture for the best lower-body workout of any climbing machine.

  • Space-saving – design fits in less than 2' x 4'/61 x 122 cm of floor space.

  • Electronically-controlled – alternator with chain drive precisely controls the pedal descent allowing a wide range of users to exercise smoothly within their comfort zones.

  • Patented – independent pedal geometry with four-bar linkage keeps pedals level to ensure a safe, biomechanically correct movement.

  • Independent pedal geometry – with four-bar linkage ensures biomechanically correct movement.

  • The easy-to-read – back-lit C40 LCD console motivates users throughout their workout.

  • Heart Rate Monitoring: Polar-compatible wireless (standard)

  • Workouts - 9 Programs - quick start, manual, fat burner, calorie burner, speed intervals, heart rate zone trainer

  • Fitness Tests - Multi-stage Fit Test and CPAT Fire Fit Test

  • Pedals - Independent Pedal Geometry

  • Console Accessories - Reading rack, water bottle holder, and accessory tray.

Equipment Specifications

  • Drive Type: Chain/Alternator.

  • Construction: Heavy Duty Steel.

  • Resistance Levels: 20

  • Step Rate: 26 to 174 steps/minute.

  • Step Range: 1" to 14" / 2.5 cm to 36 cm

  • Step Action: Independent.

  • Maximum User Weight: 350 lbs / 159 Kg

  • Equipment Dimensions:

    • Length: 44 inches / 112 cm

    • Width 22 inches / 56 cm

    • Hight 70 inches / 178 cm

    • Equipment Weight: 130 lbs / 59 Kg


  • Power Requirements:

    • Equipment: Power Cord 

    • Input voltage: 120V 60Hz


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Commercial Cardiovascular Equipment

Limited Warranty does only apply to REMANUFACTURED products.


Base Care Limited Warranty. Strength Industry Incorporated warrants all remanufactured products to be free from defects in materials and manufacture for the warranty periods set forth below. The warranty periods commence on the invoice date of the original purchase. This warranty applies only against defects discovered within the warranty period and extends only to the original purchaser of the product. Parts repaired or replaced under the terms of this warranty will be warranted for the remainder of the original warranty period only. To claim under this warranty, the buyer must notify Strength Industry Incorporated within 30 days after the date of discovery of any nonconformity and make the affected product available for inspection by Strength Industry Incorporated or its service representative. Strength Industry Incorporated obligations under this warranty are limited as set forth below.

Frame Motor & Alternator Mechanical Parts Electrical Parts Wear Items Console Overlay Service Labor
  Years Years Months Months Months Months Months
Treadmills 5 1 6 6 3 6 6
Ellipticals Crosstrainers 5 1 6 6 3 6 6
Stationary Bikes 5 1 6 6 3 6 6
Steppers 5 1 6 6 3 6 6
Other Cardio 5 1 6 6 3 6 6


  1. Treadmill motor & motor control board’s warranties include labor to match the parts warranty period.
  2. Wear items are defined as and are not limited to treadmill deck, running belt, seats, pedal covers and hand grips.

This Limited Warranty shall NOT apply to:

  1. Software updates.
  2. Software defects that do not materially and negatively affect the exercise functionality of the product under normal use conditions at the time of installation.
  3. Consumable goods or cosmetic items of the product, to include all plastic or painted surfaces, the exterior of which has been damaged or defaced as a result of abuse, misuse, accident, improper service or installation, mishandling or modification in design or construction not authorized by the Manufacture; including, without limitation, use or incorporation of any non-OEM (Original Equipment Manufacturer) replacement parts.
  4. Cosmetic, structural, or functional damage (including rust, corrosion and unusual wear) caused by failure to follow the maintenance procedures described in the owner’s manual.
  5. Repairs performed on remanufactured piece of equipment missing a serial number.
  6. Service calls to correct installation of the equipment or instruct owners on how to use the equipment.
  7. Pickup and delivery involved with repairs.
  8. Any labor costs incurred beyond the applicable labor warranty period.

This warranty gives you specific legal rights, and you may also have other rights, which vary from one jurisdiction to another.


  • Product Code: 4600PT
  • $1,875.00

Tags: StairMaster, 4600PT, Climber, Stair, Climbers, Stairmaster