Keiser M3i Indoor Cycle with Bluetooth, Media Tray, Stretch Pads, Floor Mat, M Connect Display

Vendor:Keiser

Keiser Fitness M3i Indoor Bike with Bluetooth

$2,985.00

Sku: 005507BBC

Product variants

Estimated Delivery 10-14 Days

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Description

Keiser M3i Indoor Bike with Bluetooth®

The Keiser M3i is the gold standard in indoor cycling, engineered, tested, and assembled in the USA with a perfect balance of performance, durability, and innovation. Designed to fit riders from 4’10” to 7’ tall (up to 350 lbs), its V-shaped frame mimics outdoor geometry and allows infinite adjustability for a true road-bike feel. Whether you’re training at home or in a commercial facility, the M3i delivers a whisper-quiet, low-maintenance ride thanks to its magnetic resistance system, rear-wheel design, and Poly-V® belt drive.

The M Connect Display connects instantly via Bluetooth® to your favorite cycling apps—no additional sensors or devices needed—streaming data like power, cadence, speed, and heart rate. With open API connectivity, you can pair it with multiple devices at once for personal tracking, group projection systems, or virtual cycling platforms.

Over a decade of refinement has made the M3i the first indoor cycling bike to pass EN957-10 certification for power accuracy, safety, and environmental standards. From its corrosion-resistant frame to its revolutionary pedal design, every detail is built for performance and longevity.

Key Features & Benefits:

V-shaped frame – Fits a wide range of riders while replicating outdoor cycling geometry.
Magnetic resistance – Smooth, silent, and virtually maintenance-free.
Infinite incremental adjustments – Fine-tune your ride intensity instantly.
Rear-wheel design – Protects the flywheel from sweat and corrosion.
Poly-V® belt drive – Self-tensioning, zero-maintenance system for long-term reliability.
Revolutionary Keiser Bike Pedal – Dual-sided for SPD® cleats or standard athletic shoes.

A pair of red shoes with toe clip straps and spd cleats

Four-way adjustable seat & handlebars – Perfect fit for every rider.
M Connect Display with Bluetooth® – Pairs with popular cycling apps and wearables.
Intuitive single-screen console – Displays cadence, power, calories, heart rate, ride time, distance, and gear.
Integrated accessories – Media tray, water bottle holder, and stretch pads.

Details:

Resistance Type: Magnetic
Drive System: Poly-V® belt drive
Connectivity: Bluetooth® (open API)
Certification: EN957-10 power accuracy and safety

Perfect For:

Indoor cycling studios and group classes
Home gyms seeking commercial-grade quality
Riders using apps like Zwift®, Peloton® (app), TrainerRoad®, and The Sufferfest®
Athletes training with power metrics for performance improvement

Full Product Sheet

Specifications

Specifications data

Height: 49" / 1245 mm

Width: 26" / 661 mm

Depth: 51" / 1296 mm

Weight: 92 lbs / 42 kg

Warranty

Warranty data

ALL PRODUCT – LIMITED WARRANTY

10 Years
• Structural Integrity of Frame Members

3 Years
• Cylinders
• Displays
• Processor Boxes
• Thumb Buttons (except plastic parts*)
*1-year warranty if used with compressor(s) without a drying mechanism

2 Years
• Compressor and Dryer
• Cables
• Pulleys
• Bearings

1 Year
• Chrome

90 Days
• Paint
• Upholstery
• Seat Belts
• Hand Grips
• Other Rubber and Plastic Components

KEISER M SERIES CARDIO WARRANTY

3 Years
• All-Inclusive Coverage (excluding labor and wearable parts)

90 Days – Wearable Parts
• “T” Handles
• Pedal Cage
• Pedal Strap
• Saddle Upholstery

FAQs

Frequently asked question

Is the Keiser M3i worth the investment compared to other indoor bikes?

The Keiser M3i is widely considered the gold standard in indoor cycling for good reason. It's engineered and assembled in the USA with commercial-grade durability, whisper-quiet magnetic resistance, and Bluetooth connectivity. For serious cyclists or anyone wanting a long-lasting, low-maintenance bike that performs in both home and studio settings, the M3i offers exceptional value and is built to last decades.

What is the warranty on the Keiser M3i Indoor Bike?

The Keiser M3i comes with an industry-leading warranty covering the frame, parts, and labor. Keiser's reputation for durability means warranty claims are rare, but their customer support is well-regarded. We recommend confirming specific warranty terms on our product page or contacting our support team, as coverage details may vary depending on residential versus commercial use.

What riders does the Keiser M3i fit, and how adjustable is it?

The Keiser M3i accommodates riders from 4'10" to 7' tall and supports up to 350 lbs. The bike features infinite micro-adjustability on the seat and handlebars, allowing a customized fit for virtually any body type. Its V-shaped frame mimics outdoor road-bike geometry, making it comfortable for both casual users and serious cyclists training at home or in a studio.

How does the Bluetooth feature work on the Keiser M3i?

The Keiser M3i uses Bluetooth to broadcast real-time performance data — including cadence, power output, and heart rate — directly to compatible fitness apps and devices. It works seamlessly with popular cycling and training apps, letting you track workouts, join virtual classes, or monitor progress over time. The built-in display also shows your stats without requiring a connected device.

Is the Keiser M3i suitable for home use, or is it designed for gyms?

The Keiser M3i is designed to excel in both environments. Its whisper-quiet magnetic resistance makes it ideal for home use without disturbing others, while its commercial-grade build handles heavy gym traffic effortlessly. The compact footprint and clean design fit well in home spaces, and the low-maintenance drivetrain means you won't be dealing with frequent tune-ups regardless of where it's used.

Does the Keiser M3i require assembly, and how difficult is it to set up?

The Keiser M3i arrives partially assembled and requires only basic setup, typically taking 30 to 60 minutes. The process involves attaching the handlebars, pedals, and a few other components using included tools. Keiser provides clear instructions, and most users find it straightforward. If you prefer professional installation, many third-party assembly services are available for an additional fee.

Keiser Fitness M3i Indoor Bike with Bluetooth

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Keiser M3i Indoor Bike with Bluetooth®

Specifications data

Warranty data

Frequently asked question