Spirit Fitness CU800 Upright Bike

Yes — the CU800 carries a Light Commercial warranty with a Lifetime frame guarantee, a commercial-grade steel frame, and a 30 lb flywheel rated for 450 lb riders — built for daily multi-user traffic a budget bike isn't rated for.

The CU800 is built on a commercial-grade steel frame with a powder-coat finish designed to hold up under daily, multi-user riding rather than occasional home use. Its 30 lb flywheel pairs with a 40-level induction brake for smooth, consistent resistance changes instead of the jerky friction-pad feel common on entry-level bikes. Because it's self-generated and cordless, there's no external power supply or motor to fail, which removes one of the most common failure points on cheaper electronic bikes. It carries a Lifetime frame warranty plus 5 to 10 years of parts and brake coverage depending on the use setting, well beyond the 1-2 year coverage typical of budget bikes. At 450 lbs of rated user capacity, it's built to handle a wider range of riders than most home-grade uprights.

It ships in one box at about 145 lbs, and two people can fully assemble it in around 30 minutes using the included tools — no professional installer required.

The bike arrives disassembled in a single box with a printed instruction manual that walks through each step with images. Every tool needed is included, a 12/14mm wrench, a 13/15mm wrench and a Phillips head screwdriver, so there's nothing extra to buy before you start. Spirit Fitness and Blue Sky recommend one to two people work together to unpack the frame, console mast and stabilizers and bolt them together. Most first-time assemblers finish in under 30 minutes, since the bike ships mostly pre-built with only the mast, handlebar and pedals to attach. Because it's self-powered, there's no electrical wiring or outlet planning needed before it's ready to ride.

You contact Blue Sky Fitness Supply, not Spirit Fitness directly — we handle the warranty claim and source the replacement part on your behalf.

As an authorized Spirit Fitness dealer, Blue Sky Fitness Supply manages warranty claims for you instead of leaving you to navigate the manufacturer's process alone. If a part fails, you contact us with your order details and we coordinate the claim and the replacement part with Spirit Fitness. The bike's frame is covered for life, and parts and the brake are covered for 10 years at home or 5 years in a light-commercial setting like an apartment gym, with labor covered for 2 years in both cases. Keeping your bill of sale on hand speeds up the process if a claim is ever needed. This dealer-managed approach means you aren't stuck tracking down the manufacturer's service line or waiting on hold to find out who owes you what.

The frame is covered for life. Parts and the brake are covered for 10 years at home or 5 years in a light-commercial setting, with 2 years of labor coverage either way.

Spirit Fitness backs the upright bike with two coverage tiers depending on where it's used. In a home, the frame is covered for life, the brake and parts are covered for 10 years, and labor is covered for 2 years. In a light-commercial setting, such as an apartment gym or hotel fitness room, the frame stays covered for life while the brake and parts coverage steps down to 5 years, with labor still covered for 2 years. Registering the bike within 10 days of delivery, either with the included card or at spiritfitness.com/warranty, is required to activate the manufacturer's coverage. Blue Sky Fitness Supply handles the claim process on your behalf rather than requiring you to deal with Spirit Fitness directly.

It supports riders up to 450 lbs, with a fully adjustable seat that moves up, down, forward and backward to fit a wide range of heights.

The upright bike is rated for riders up to 450 lbs, well above the capacity of most home cardio bikes, which makes it suitable for households with multiple users of different sizes or shared gym spaces. The large cushioned seat adjusts up, down, forward and backward, and the ergonomic handlebars offer multiple grip positions, so riders of different heights can dial in their own fit. Oversized self-balancing pedals with a fast-latching strap system accommodate a range of foot sizes and shoe types. At a 9.5 inch Q-factor and 13 inch stride, the pedal spacing and stroke are built for a natural, comfortable riding position rather than a compact home-bike geometry. Because the frame and components are rated for heavier daily use, the fit holds up consistently even with frequent riders.

Yes — it connects via Bluetooth to Spirit+, Zwift, Kinomap and Garmin, and pairs with a heart rate chest strap (sold separately) for live HR tracking.

The bike's console includes Bluetooth connectivity that pairs with Spirit+, Zwift, Kinomap and Garmin so riders can track rides, join virtual routes or log workouts on their own tablet or phone. A heart rate receiver is built into the console for a compatible chest strap, which isn't included, giving more accurate readings than grip sensors alone. The console itself also tracks heart rate through the built-in hand-grip sensors, along with distance, calories, RPM, time and resistance level across its 4 LED display windows. There's no subscription required to use the bike or its onboard programs, the app connections are optional extras rather than a requirement to ride. A tablet-friendly reading rack and USB charging port on the console make it easy to keep a device mounted and charged during longer sessions.

The induction brake and 30 lb flywheel deliver smooth, stepped resistance across 40 levels without the grinding feel of a friction pad brake.

The bike uses an induction brake rather than a friction pad, which changes resistance magnetically instead of pressing a pad against the flywheel. That design avoids the grinding noise and uneven wear that come with friction-brake bikes over time. The 30 lb flywheel adds momentum that smooths out the pedal stroke, so resistance changes feel gradual across all 40 levels rather than jumping in rough steps. Because the drive is self-generated and cordless, there's no motor or fan noise from an external power system, only the mechanical feel of the belt drive itself. Riders adjusting resistance mid-ride, whether stepping through an interval program or dialing in a steady hill climb, get a consistent feel from level 1 to level 40.

It has a compact footprint of about 48.5" L x 25.5" W x 58" H, small enough for a home gym corner or a shared fitness room.

The bike measures about 48.5 inches long, 25.5 inches wide and 58 inches tall when fully assembled, a footprint that fits into most home gym layouts or a corner of a shared fitness room without dominating the space. At 127 lbs assembled, it's stable enough to stay planted during hard efforts while still light enough for one or two people to reposition with the built-in rear transport wheels. Leveling feet at the base let it sit flat on uneven flooring, which matters in garages, basements or older buildings with slightly sloped floors. Because it's self-powered and cordless, there's no need to plan an outlet nearby, which opens up placement options a plug-in bike wouldn't have. The compact frame still supports the same 450 lb capacity and full range of console features as Spirit's larger commercial uprights.

Residential Warranty:
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Frame: 10 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Brake: 10 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Parts: 10 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Labor: 2 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Wear Items: 6 months

Light Commercial Warranty:
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Frame: 10 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Brake: 5 years
‎ ‎ ‎ ‎ ‎ ‎ ●‎‎ ‎ ‎ Parts: 5 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.