Sunny Health & Fitness SF-B901 Indoor Cycle Review

Sunny Health & Fitness SF-B901 Indoor Cycle


​Around $​300 - Available on



​Great for intense cardio workout at home that runs quietly and smoothly every time.

​Our rating



The SF-B901 Pro is probably one of those top-notch, affordable spin bikes from Sunny manufactures. The bike is easily affordable for people of all classes who are looking forward to a bike which can help them to get back in shape or assist them in improving their fitness levels.

The SF-B901 is a very basic indoor spin bike which is always overshadowed by other fancier indoor cycles on the market which boasts of a plethora of computer features. The machine is reliable, lightweight, sturdy, and easily fits into everyone’s budget.

Bike Specifications 

Drive System : Chain Drive ​

Resistance Levels: Adjustable resistance systems

Weight:  97lbs

Warranty: 10 years on frame

Maximum User Weight:  275 lbs


​Exercise bikes are one of the most popular machines for home workouts thanks to their intense cardio ability. The Sunny Health and Fitness Pro Indoor Cycling Bike is a great example of this type of machinery that you can use within the privacy of your own home to get fit and healthy.

Sunny Health & Fitness SF-B901 Indoor Cycle Review

​It has a fully adjustable seat and backrest so it can suit any length of the rider, and can accommodate weights of up to 275 pounds.

​The Sunny Health and Fitness pro indoor cycling bikes are made from a quality and heavy-duty steel frame which adds to its bulk and sturdiness, and with a 40-pound flywheel, it ensures a solid ride that allows you to stay balanced.

​Its heavy-duty crank and smooth chain drive mechanism make it whisper quiet as you work out, so you can use it any time of the day without fear of disturbing other members of the household.

​There is some assembly required with this exercise bike, and once constructed it measures in at 20in x 46.5in x 48.5in, however, some of these parts are already assembled inside the box. It’s a heavy machine at 108 pounds, but this weight just adds to its balance and durability.

Features And Functionalities

The SF-B901 is equipped with a high number of features which are highly useful to help reach your goals. These are:

Sunny Health & Fitness SF-B901 Indoor Cycle Review
  • The machine is very lightweight but is a reliable and durable model.
  • The flywheel weighs 40lbs which help to enhance your workout efficiency.
  • The seats, handlebars and the bike resistance level are adjustable so they can be easily customized by a user.
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    The machine can be easily assembled and comes with a steel frame.
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    The frame of the spin bike is quite sturdy and highly durable.
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    The handlebars on the spin bike are thickly padded and are horizontally adjusted.
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    The seat is very comfortable to sit upon, and it can easily fit people of almost all sizes.
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    The SF-B901 is decently priced. As a result, it fits into everyone’s budget.

Sunny Health & Fitness SF-B901 Pro Indoor Cycling Bike Characteristics

The SF-B901 is one of the most durable and sturdy spin bikes that you will find in the market today. The bike is nicely designed, and it can fit almost anyone on its seat. The bike is equipped with adjustable handlebars and seat providing you with a much more comfort level.

Sunny Health & Fitness SF-B901 Indoor Cycle Review

The Pro Indoor cycling bike is decently priced by Sunny Health and Fitness which makes it very easy to fit into everyone’s budget. This spin bike can be used by anyone from a newcomer to an experienced person on the lookout for a spin bike to be used at their home.

The spin bike is chain driven like all medium range spin bikes. The spin bike is not fitted with a computer screen which can be a disappointment to few who like to keep track of their workout.


Unlike other medium range spin bikes, the SF-B901 is fitted with adjustable handlebars and seats as mentioned earlier. The seat is fitted with both front and backward direction adjustable knobs which enable you to adjust your seating position.

  • ​The machine is so easy to assemble and start using, and the weight of the bike is a good indication of its durability;
  • ​It has such a solid frame that you can perform rigorous rounds of exercises such as HIIT training without doing any damage to the bike;
  • ​For the price of the Sunny Health and Fitness Pro Indoor Cycling bike and the quality that it offers, this machine could rival some of the commercial grade bikes that are used in gyms;

The company can deliver a stable and durable spin bike to its customers in the form of SF-B901. The bike is quite sturdy, and the solid steel frame is a bonus. The bike is fitted with a chain is driven system support which is a quite heavy duty and can easily hold people up to 285 pounds. The varying level of resistances also massively helps in your workout routine.


The biggest drawback or perhaps, the only drawback, you can find out from this spin bike is the lack of a computer screen which is used to monitor our workout session. If you are in a habit to keep a regular check on the workout info, you will be in for a disappointment.

  • ​The seat on the Sunny Health and Fitness Pro Indoor Cycling Bike could be a little better, as it was too narrow and not padded enough for a completely comfortable ride;
  • ​You aren’t able to bring the handlebars forwards to the seat so if you are of shorter stature it may be hard to operate the bike correctly;

Also, the warranty period offered by the manufacturer might be an issue for some as you would get a 1-year warranty on the steel frame but only a 90-day warranty on the movable mechanical parts of the spin bike.

Final Verdict

The SF-B901 is one of the best medium-range spin bikes you will find in the market today and coming from a reliable manufacturer in Sunny Health, and Fitness Brand looks like a bargain. The spin bike is nicely designed with a build that will last for a long time.

You get some resistance levels to help improve your fitness levels, and movable parts at this price range are a bonus. Only if you can digest the fact that there is no computer screen to track your routine, the spin bike might be the one for you.

​Overall, the Sunny Health and Fitness Pro Indoor Cycling Bike is impressive quality and cost for a home exercise machine. This bike has one of the most dependable constructions of other home exercise bikes, and there’s no shaking or rattling even when performing fast cycles.

​This machine is the only thing you’ll need for an intense cardio workout at home that runs quietly and smoothly every time. Sunny Health & Fitness SF-B901 pro indoor cycling bike is one of the better choices for an exercise bike that’s built to last.