Spirit Fitness CU900 Upright Bike

Yes — a commercial-grade steel frame, a 30 lb flywheel with 40 levels of induction-brake resistance, and a 450 lb max user weight are built for daily multi-user traffic, backed by Spirit's Commercial-tier warranty.

The CU900 is built on a commercial-grade steel frame with a powder-coat finish, the same rating tier Spirit sells into gyms and rec centers rather than just home basements. A 30 lb flywheel paired with an induction brake delivers 40 levels of smooth, quiet resistance, and the 8-groove Poly-V belt drive with a spring-loaded idler is built to handle daily multi-user cycling. It's rated for riders up to 450 lbs, well above the range typical of consumer-grade uprights. The self-generated drive system also means there's no motor or outlet dependency to fail over years of heavy use. Spirit backs the CU900 with its Commercial-tier warranty — a 10-year frame term, 5-year brake, and 3-year parts and labor — the strongest tier the company publishes for this model.

It ships FREE in one box and arrives disassembled with a full tool kit and instructions. Two people can typically complete assembly in under 30 minutes.

The CU900 ships FREE directly to your door in a single box weighing about 165 lbs. It arrives disassembled with a complete hardware kit, a 13/15mm wrench, a Phillips screwdriver, and 5mm and 6mm Allen wrenches, so no outside tools are required. Spirit's instruction manual walks through each step with images and part descriptions. Two adults working together typically finish assembly in under 30 minutes, even on a first attempt. If you'd rather not assemble it yourself, contact Blue Sky Fitness Supply and we can help arrange professional installation.

Contact Blue Sky Fitness Supply first — we handle the warranty claim and source the replacement part on your behalf instead of leaving you to chase it down yourself.

If anything goes wrong with the CU900 during the warranty period, start by contacting Blue Sky Fitness Supply rather than tracking down Spirit directly. We handle the claim, help diagnose the issue, and source the correct replacement part on your behalf. Spirit also maintains a direct service line at 800-258-8511 if you'd rather work with them, or if you already know your local authorized service organization. All repairs must be preauthorized by either Blue Sky or Spirit before service is performed, which keeps the process straightforward instead of an open-ended runaround.

Spirit's Commercial-tier warranty covers a 10-year frame, 5-year brake, and 3-year parts and labor, with 6 months on wear items — the tier used for dues-paying facilities.

The CU900 is covered under Spirit's Commercial warranty tier, the level Spirit applies to dues-paying gyms and fitness facilities. That tier includes a 10-year frame warranty, 5 years on the brake, and 3 years on both parts and labor, with wear items like grips and decals covered for 6 months. Registration matters: Spirit requires the warranty card be completed, or the product registered at spiritfitness.com/warranty, within 10 days of delivery to validate coverage. The warranty applies across the 48 contiguous United States and covers issues that occur under normal use per the owner's manual. Keep in mind any trip charges or shipping tied to a warranty claim are the customer's responsibility, and repairs must be preauthorized.

The CU900 supports riders up to 450 lbs, with a seat that adjusts up, down, forward & backward, plus an 8.8" Q-factor for a natural pedal stance.

The CU900 is rated for a 450 lb max user weight, well above what most home and light-commercial uprights are built to handle. The seat is a large, cushioned, high-density foam design with a quick adjustment lever that moves up, down, forward, and backward, so riders of different heights can find a comfortable position. An 8.8" Q-factor and 13.4" stride length keep the pedal stance natural rather than cramped, and the oversized, self-balancing pedals use a fast-latch strap system to fit a wide range of shoe sizes. Ergonomic handlebars offer multiple grip and riding positions for upright or more aggressive posture.

Yes — Bluetooth connects the CU900 directly to Spirit+, with Zwift and Kinomap accessible through the app, plus Fitbit, Apple Health, Google Fit & Map My Fitness.

The CU900 includes Bluetooth connectivity built around the Spirit+ app, which is the hub for the bike's third-party integrations. Zwift and Kinomap connect directly through Spirit+, letting you ride mapped routes or structured workouts on your own tablet or phone. Fitbit, Apple Health Kit, Google Fit, and Map My Fitness are also reachable through the Spirit+ app rather than a direct pairing. A Bluetooth heart rate receiver is built into the console as well, and it pairs with a chest strap sold separately for more accurate heart rate tracking than the handlebar sensors alone.

No — the CU900 is 100% self-generated. Pedaling powers the console and cooling fan, so it can go anywhere without an outlet nearby.

The CU900 requires zero external power. Your own pedaling generates the electricity that runs the LED console, cooling fan, and other electronics, so there's no cord to run and no outlet requirement to plan around. That makes placement flexible — put it in a basement corner, a converted garage, or the middle of a studio floor without worrying about circuit capacity. Front transport wheels make it easy for one person to tilt and roll the bike to a new spot, and leveling feet keep it stable on uneven flooring. It's about as close to true plug-and-play as commercial cardio gets, minus the plug.

40x induction-brake resistance levels across 10 workout programs, from manual and hill rides to HIIT, fit test, and constant-watt training.

The CU900's 30 lb flywheel runs through an induction brake with 40 resistance levels, giving a smooth, quiet range from an easy warm-up spin to a hard sprint effort. The console offers 10 workout programs: Manual, Hill, Fat Burn, Cardio, Interval, HIIT, Custom, Fit Test, two heart-rate programs, and Constant Watt, so riders can train by feel, by course profile, or by target heart rate. The 8-groove Poly-V belt drive with a spring-loaded idler keeps resistance changes responsive across all 40 levels. At 48"L x 25"W x 55"H, the bike's footprint stays compact enough for a home studio or a shared gym floor.

Commercial Warranty:
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Frame: 10 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Brake: 5 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Parts: 3 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Labor: 3 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Wear Items: 6 months

Light Commercial Warranty:
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Frame: Lifetime
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Brake: 5 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Parts: 5 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Labor: 2 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Wear Items: 6 months

Residential Warranty:
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Frame: Lifetime
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Brake: 5 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Parts: 10 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Labor: 2 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Wear Items: 6 months https://www.blueskyfitsupply.com/pages/warranty-information

Blue Sky Fitness Supply will process your order within 24 hours of receiving it.

Your order will be packaged and shipped within 2 weeks of being processed. The transit time upon shipment is typically 5-10 days.

Once the shipment goes out and tracking information becomes available, it will be sent to you so you can track the shipment from door to door.

Our full shipping policy can be found here under Spirit Fitness: https://www.blueskyfitsupply.com/pages/shipping-policy

Blue Sky Fitness Supply requests that customers who wish to return purchased goods for any reason after receiving a delivery contact us within 30 days of placing the order to request a return. Return requests made outside of 30 days may not be approved.

Our full return and refund policy can be found here under Spirit Fitness: https://www.blueskyfitsupply.com/pages/return-and-refund-policy

Spirit Fitness has been a leader in the fitness industry since 1983, building a reputation for delivering top-notch commercial and residential fitness equipment. From their first treadmill to today’s high-tech machines, Spirit Fitness has sold over 1.2 million pieces of equipment and now offers a range of 140 diverse products across 12 categories. With over 55 prestigious awards recognizing their innovation and product design, Spirit Fitness is a true powerhouse in the world of health and wellness.

For four decades, Spirit Fitness has focused on combining quality with real-world usability. Their equipment is built to last, produced in ISO-certified factories that ensure every piece meets the strictest standards for durability and performance. It’s no surprise that their equipment is now used in over 50 countries worldwide. Spirit Fitness continuously integrates the latest technology into their designs, from cooling fans and touchscreen displays to Bluetooth connectivity and app integration, keeping users engaged and motivated to meet their fitness goals.

One of the reasons Spirit Fitness products stand out is their global reach. Through a network of trusted distributors and dealers, they’ve made their equipment accessible to a wide variety of customers, from fitness centers to fire departments, municipalities, corporate wellness programs, and even medical rehabilitation facilities. Blue Sky Fitness Supply is proud to be a trusted partner, ensuring that customers have access to Spirit Fitness’ best-in-class products and outstanding support.

Spirit Fitness is as committed to customer experience as they are to innovation. Their U.S.-based customer service team is ready to assist with any questions, and they back every purchase with a 30-day, no-questions-asked money-back guarantee. Spirit Fitness understands that investing in fitness equipment is about long-term goals, and they strive to provide an unparalleled experience with every product.

Whether outfitting a fitness center or upgrading home equipment, Spirit Fitness offers exceptional reliability, intuitive operation, and premium features designed for ultimate comfort and convenience. Trusted by over 50 global markets and recognized for their quality and performance, Spirit Fitness has become the go-to brand for those who want the very best in fitness equipment.

It's this idea of providing excellent fitness solutions with world leading customer service which makes the partnership between Blue Sky Fitness Supply and Spirit Fitness such a no-brainer. Both companies have a shared commitment to providing the best customer experience at the best price.

As an authorized dealer, Blue Sky Fitness Supply ensures that customers have access to Spirit Fitness’ industry-leading products, backed by expert advice and seamless support throughout the purchasing and installation process. This collaboration allows Blue Sky Fitness Supply to deliver the same high standards of excellence that Spirit Fitness is known for, offering a trusted source for fitness enthusiasts and professionals alike to find the best equipment for their needs.