M Series Cardio

M3i INDOOR BIKE

“The M3i is an amazingly reliable bike. With Bluetooth® we now have so many program options.”

From the company that revolutionized the indoor cycling industry by introducing magnetic resistance comes the Keiser M3i, the first group bike built to fit riders of all body shapes and sizes. Equipped with Bluetooth®, the M3i transmits to receivers for projection and partners with smartphones or tablets.

RIDER. OWNER. TECHNICIAN.

DESIGNED AROUND YOU

The Keiser M3i is the industry’s only indoor group cycling bike built entirely around YOU – that’s YOU the rider, YOU the gym owner and YOU the service technician. Game-changing features on the M3i include:

  • V-shape frame to accommodate all riders
  • Rear-wheel design for protection from sweat and corrosion
  • Magnetic-resistance technology for greater repeatability and reduced wear
  • Quiet, reliable and low-maintenance single-belt drive train
  • Revolutionary re-designed Keiser Bike Pedal
  • Bluetooth® wireless signal for open API for tablets and smartphones

SPECIFICATIONS

 Height
45" / 1143 mm
Width
26" / 660 mm
Length
49" / 1245 mm
Weight
85 lbs / 38.56 kg    

FEATURES

  • Bluetooth® Wireless Technology
  • Automatic backlit digital display
  • V-shape frame and handlebar combo to accommodate all riders
  • Rust-resistant design includes stainless steel hardware and rear flywheel
  • Revolutionary re-designed Keiser Bike Pedal
  • Quiet, low-maintenance magnetic-resistance belt-drive system
  • Magnetic resistance delivers road-bike experience and ensures a smooth ride
  • Lightweight and superior ease of transport
  • With more than 300,000 M Series bikes sold, there’s no more proven bike worldwide
  • Robust adjustment knobs require less maintenance than cam-lock
  • Four-way adjustable seat
  • Water bottle holder
  • Keiser Education and Certifications available

FREQUENTLY ASKED QUESTIONS

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What is the difference between the Keiser M3, M3i, M3X and M3iX indoor bikes?

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Can I train heart rate on Keiser M Series indoor bikes?

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Which heart rate monitors are compatible with Keiser M Series indoor bikes?

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How does Bluetooth® wireless technology work on the Keiser M3i and M3iX indoor bikes?

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Are there differing commercial and residential versions of Keiser M Series indoor bikes?

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Are there used/refurbished Keiser M Series indoor bike models available?

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Do you offer payment plans?

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I have other questions. Is there a number I can call to speak to an actual person?

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What is the warranty for Keiser M Series indoor bikes?

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Will my Keiser M Series indoor bike require assembly?

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What are "kcals"?

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What if my bike is damaged during shipping?

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I'd love to buy an M3i but I live outside the United States. What are my options?

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I placed my order but haven't heard back yet, how can I check the status of my order?

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Do you ship to APO/FPO addresses?

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*** Does free shipping cover Alaska and Hawaii?


OPTIONS

Paint / Upholstery

Keiser offers numerous options to customize your equipment. With both upholstery color and frame painting options you can finally get the machine that suits your facilities needs or personal tastes. Lead time is required for most custom orders, please contact us for more information.

Paint / Upholstery

Keiser offers numerous options to customize your equipment. With both upholstery color and frame painting options you can finally get the machine that suits your facilities needs or personal tastes. Lead time is required for most custom orders, please contact us for more information.

ACCESSORIES

INTELLIGENT PROJECTION SYSTEM

The Keiser Intelligent Projection System utilizes the advanced Bluetooth® Smart capabilities of the M3i Indoor Cycle, M5i Strider, and the M3i Total Body Trainer to offer real time performance monitoring and data collection.  Ride statistics are continuously displayed on screen in various formats controlled by the instructor to match the intended ride experience.  Following the ride, users can access their data online to review and compare against previous sessions, as well as to share with other performance monitoring platforms. 

INTELLIGENT PROJECTION SYSTEM

The Keiser Intelligent Projection System utilizes the advanced Bluetooth® Smart capabilities of the M3i Indoor Cycle, M5i Strider, and the M3i Total Body Trainer to offer real time performance monitoring and data collection.  Ride statistics are continuously displayed on screen in various formats controlled by the instructor to match the intended ride experience.  Following the ride, users can access their data online to review and compare against previous sessions, as well as to share with other performance monitoring platforms. 

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