The Sunny Health & Fitness Pro SF-B901 Indoor Cycling Bike is an enhanced version of the Sunny Health & Fitness Indoor Cycle Trainer. The bike is perfect for professional cardio workouts thanks to features like a fully adjustable seat and handlebars. The bike also has other notable features like better transportation wheels for moving the bike around, a stronger frame (made using heavy-duty steel) and a better wheel mechanism. The SF-B901 is also more silent than the Sunny Health Indoor Cycle Trainer. The bike clearly sets a new home fitness standard. Get fit like a pro without leaving your home or spending a fortune.
Main features and specifications
- Type: Pro indoor cycling bike
- Flywheel: 40-pound flywheel
- Chain mechanism: Smooth chain drive
- Frame: Made using heavy-duty steel
- Seat and handlebars: Fully adjustable seat, comfortable handlebars
- Portability features: Transport wheels
- Maximum user weight: 275 pounds
- Weight: Weighs 97.2 pounds
- Dimensions: Measures 48.5 by 20 by 46.5 inches in L, W, and H respectively

Top Pros: What do Sunny Health & Fitness – SF-B901 owners love so much about the bike?
There are many reasons why the SF-B901 is highly recommended. The most notable reasons include;
- Great for all-purpose pro bike training
Many users agree that the SF-B901 is one of the best indoor pro cycling bikes on sale today. Many people love the fact that you can get a pro cycling workout from the comfort of your home and there are no limits as to the type of bike training you can do. For instance, you can comfortably cycle while seated or standing. You can also use the adjustable handlebars to do a variety of routines. The SF-B901 is clearly unmatched for all-purpose pro bike training. - Fully adjustable
Many people also love the fact that the SF-B901 is fully adjustable. The bike has many up/down, forward/back adjustable setting that make it possible for just about any rider to use the bike regardless of body size, shape, height, etc. This feature makes it easy to do pro bike training. The bike’s adjustability also accommodates multiple users. It’s a great pro bike for your home since everyone can use it comfortably. - Impressive safety
The Sunny Health and Fitness SF-B901 has also been praised for its push brake safety feature. You can stop the bike anytime by pressing a hand operated brake. This feature offers extra stopping force which maximizes user safety. You can push yourself with the SF-B901 without exposing yourself to injury risks. - Compact and portable design
Many online reviews also attest to the fact that the SF-B901 is compactly designed. The bike doesn’t produce any annoying sounds during intense workouts. The SF-B901 also features wheels that make it easy to transport the bike from one place to another. The bike is also sizable given its capabilities. Competing bikes are larger. The SF-B901 is ideal for use in small spaces.
Cons: What’s not great?
- The bike is a bit heavy when moving
Although almost everyone who has bought the SF-B901 is fully satisfied with the bike, some people feel the bike is a bit heavy at 97.2 pounds when moving despite having transportation wheels. - May be challenging to assemble
Some customers have also expressed assembly challenges. The bike, however, comes with clear assembly instructions. You just need to follow the manual to the letter to assemble the bike perfectly.
VERDICT
The Pro Sunny Health and Fitness SF-B901 is great in almost all (if not all) aspects. The bike is perfect for pro bike training at home. You can adjust many components of the bike to match your preferences perfectly. The SF-B901 is also compact and safe to use. The bike may be a bit heavy and challenging to assemble, but this is expected with almost all pro cycling bikes. Furthermore, you only assemble a cycling bike. The SF-B901 comes highly recommended to anyone who wants a pro cycling workout without having to spend too much. The SF-B901 costs $232. 21 on Amazon.