Stages SB20 Smart Bike Indoor Trainer

Real bike feel. Real bike fit. Responsive, wide-range electronic resistance and a 50 lb flywheel for an incredibly realistic feel when climbing, accelerating and coasting. Precision dual-sided power meter. User-configurable electronic shifting with sprint buttons. Smooth, silent Gates belt drive. Compatible with your favorite training and simulation apps and built on a decade of commercial studio bike experience by the indoor cycling experts at Stages.

Ultimate Smoothness for Increased Performance

Performance, simplified. 

The simplicity of clipping in, connecting with technology, and riding with your perfect setup makes the SB20 your dream bike. Its incredible stability, super realistic feel and engineering mastery give you an ultra-reliable platform to achieve all your fitness goals.

Real World Gearing

Shimano or Campagnolo electronic and manual shifting to match your real world cycling. Configured with the Stages Link app.

Custom Gearing

Select from a traditional 53/39t and 11-28t road setup to a 1×12 modern MTB setup, with lots of options in between.

Resistance Feel

Smooth, silent electronic resistance provides up to 2,200 watts of stunningly realistic road feel.

Dream Drive

Dream Drive provides a sequential virtual drivetrain with up to 50 gears, up to a 55-11t high gear and a 1:2 low gear.

Take Your Indoor Ride to the Next Level

The smooth, silent and ultra-stiff SB20 Smart Bike outperforms any bike and wheel-off smart trainer combination. Say goodbye to drivetrain wear, noise, and messing with greasy drivetrains.

The SB20 ready to go whenever you are, and can be shared with other riders in your household. Simply put, if you're serious about indoor cycling, you need an SB20.

World Class Stages Power

7 Grand Tours, 25 World Championships, 50 National Championships from the power meter that changed the cycling industry.

Always train with an accurate and reliable power meter. A Stages Gen 3 dual-sided power meter delivers +/- 1.5% precision power measurement. Train at home with the same meter the pros swear by. Multiple Tour de France victories can’t be wrong.

Connect to Your Favorite Apps

The ANT+ and Bluetooth connected SB20 is optimized for the most popular indoor cycling platforms.

Over 10 years of delivering cycling data to the world’s top teams gives us an edge to deliver the most robust connection to maximize your uninterrupted training enjoyment. Select your desired platform and the Stages Link app allows you to select the optimal gearing and controls to get the best out of your experience on the fly.

Tools for a Real Bike Fit On SB20

Saddle Position

Saddle fore/aft and height can accommodate riders from 4’-10” to 6’-10” in seconds. Every adjustment is secure and free of creaking or slipping.

Crank Length

With four pedal positions you can easily adjust the SB20 for 165, 170, 172.5 or 175mm crank lengths in seconds. Custom Allen wrench included.

Reach and Stack

Quick-turn dials and levers allow you to adjust your stem length and height to nail your perfect handlebar position.

Bar Options

You can swap the standard road bar with your own preferred shape including MTB bars and aero bars.

Real Bike Feel

The SB20 has the most realistic feeling of riding an outdoor bike indoors.

Customize and tune your exact virtual setup. The 50lb flywheel is what really makes the SB20 stand out. It is the only bike that can deliver the realistic inertia of outdoor riding making climbing, acceleration and coasting feel spot on.

Best In Class Control Modes

SIM, Workout, ERG and Manual modes enhance every ride experience.

The SB20 is packed with the most important control modes to offer a variety of riding experiences when using 3rd party apps or with the Stages Link app.

Specifications

SKU: SB20-US

• Weight: 138 lbs / 62.5 kg
• Length: 58 in (148 cm)
• Width: 22.2 in (56 cm)
• Height: 46.7 in (124 cm)
• Drive System: CarbonGlyde featuring Gates® Carbon Drive™ carbon fiber belt
• Frame Material: High-strength Steel
• Flywheel Weight: 50 lbs / 22.6 kg
• Connectivity: ANT+ and Bluetooth
• Power: Stages Power LR (dual-sided power meter)
• Power Accuracy: + / - 1.5%
• Maximum Power: 2200 Watts at 130 rpm
• Maximum Virtual Gradient: 25%
• Crank Positions: 165 mm, 170 mm, 172.5 mm or 175 mm
• Q-Factor: 157 mm
• User Height Range: 4' 10" in to 6' 10" in / 1.47 m to 2.08 m
• Maximum User Weight: 300 lbs / 136 kg
• Number of Bottle Cages: 2
• Number of USB Ports: 2

Warranty

• Frame Warranty: 10 Years - Covers manufacturing defects, not corrosion
• Drivetrain Warranty: 10 Years - Carbon belt only
• Power Meter Warranty: 1 Year
• Bike Component Warranty: 1 Year