Spirit Fitness 4.0U Upright Bike
- ā Free Shipping to the Continental U.S.
- ā Full Manufacturer Warranty Included
- ā Dedicated Customer Support
- ā Trusted by Clinics, Gyms & Home Athletes Nationwide
40 Resistance Levels ⢠Self-Generating Power ⢠11 Preset Programs
The Spirit 4.0U Upright Bike offers the ultimate blend of versatility and comfort, making it ideal for athletes in recovery. Designed to provide a customizable and engaging experience, this bike allows you to tailor each session to your mobility needs while maintaining a high level of comfort and connection.

Self-generating power eliminates the need for outlets, allowing for flexible placement anywhere in your home or clinic. No cords, no constraints, just pure freedom to position your bike where it works best for you.
Customizable resistance provides tailored workout intensity for effective rehabilitation and cardio training. Start gentle during early recovery and progressively increase as your strength improves.

Designed to support varied therapeutic goals with integrated contact and wireless heart rate monitoring for seamless and accurate intensity management. Track your progress and stay in your optimal training zone throughout every session.
| Feature | Specification |
|---|---|
| Dimensions | 43" L x 22" W x 54" H |
| Resistance Levels | 40 levels |
| Power Source | Self-generating (cordless) |
| Preset Programs | 11 programs |
| Seat Adjustments | Fully adjustable |
| Seat Type | High-density foam |
| Weight Capacity | 350 lbs |
| Heart Rate Monitoring | Contact and wireless |
| Additional Features | Built-in cooling fan, easy-to-read display |
| SKU | 10-7831 |
Self-generating power means the bike creates its own electricity as you pedal, eliminating the need for cords or electrical outlets. This gives you complete freedom to place the bike anywhere in your home or facility.
Upright bikes position you in a natural cycling posture, engaging your core and upper body more actively. Recumbent bikes provide back support and are ideal for those with lower back concerns. Both offer excellent cardiovascular benefits.
Yes! The Spirit 4.0U has a 350 lb weight capacity and features a sturdy design that ensures stability and comfort for users of all sizes.
30-day satisfaction guarantee. If you're not completely satisfied, we'll arrange pickup and provide a full refund (return shipping fees apply).
Yes! Flexible financing options available at checkout. Pay as low as $104/month with approved credit.
Download Owner's Manual (PDF) ā Setup, operation, and maintenance guide
Join athletes nationwide who trust the Spirit 4.0U for versatile, effective rehabilitation and performance training
30-Day Money-Back Guarantee
Self-Generating Power
Flexible Financing Available
Your recovery journey starts here. Add to cart now and experience professional rehabilitation equipment at home.
SSL Encrypted Checkout ⢠Secure Payment Processing ⢠Privacy Protected ⢠100% Authentic Products
{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}