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Talk to a exercise bike specialist| Resistance Levels | 10 |
| Resistance Type | Variable manual magnetic resistance |
| Flywheel | 5 kg heavy duty cast iron magnetic flywheel |
| Warranty | 12 months parts replacement |
If you want to ride most days but find an upright bike uncomfortable, the Lifespan Fitness RC-81 seats you low at 50 cm with lumbar support and a breathable mesh backrest. The quiet belt drive and 5 kg magnetic flywheel give 10 resistance levels for everything from an easy spin to a harder push, holding riders up to 130 kg.
It suits an older rider or anyone easing back into cardio who wants a stable, supported position at home. At 34 kg with built-in transport wheels and a seat that slides on a quick-release pin, it rolls into place easily, and the manual covers assembly in six steps.
What stands out is the step-through frame with seat handles that fold vertically: I've had clients who can't swing a leg over an upright get on this one without a second thought.
The 5 kg flywheel and 10 manual levels suit steady cardio, not hard interval work. Its real strength is the lumbar-supported mesh seat, which keeps longer sessions comfortable where most bikes don't.
Adela Ledvinkova · Bachelor of Exercise & Sport Science · Our In-House Fitness Coach
The 5 kg cast iron flywheel gives each pedal stroke enough momentum to feel smooth rather than jerky, so you can settle into a steady rhythm.
A magnetic resistance system means nothing physically touches the flywheel, so there is no pad to wear out over time.
What this means for you: You get a consistent, smooth pedal feel with very little upkeep.
Ten resistance levels let you dial the effort from an easy recovery spin up to a harder working interval.
The manual dial adjusts resistance without any electronics, so it works the moment you sit down.
What this means for you: One bike covers easy days through to harder sessions as your fitness builds.
The ergonomic comfort seat uses thick padding so longer sessions stay comfortable rather than cutting them short.
A breathable mesh backrest lets air move across your back instead of trapping heat as you work.
What this means for you: You can sit back and ride for 30 to 45 minutes without the seat becoming the reason you stop.
The seat includes lumbar support, so your lower back stays supported through the full backrest rather than slumping.
The reclined recumbent position lets you sit back into the seat instead of perching forward over the pedals.
What this means for you: Helps with staying comfortable through longer, steadier rides where back fatigue usually creeps in.
The seat slides forwards and backwards on a quick-release screw pin, so you set the leg reach to suit your height.
Pedal distance from the seat ranges from 70 cm to 82 cm, covering a broad spread of riders.
What this means for you: Everyone in the household can set their own leg reach in a few seconds.
The handles beside the seat fold vertically, so getting on and off is easier when you need a wider gap to step through.
Padded grips give you something steady to hold as you sit down or stand up.
What this means for you: A useful detail if mobility or getting seated is a consideration for the rider.
The large LCD console tracks the numbers that actually guide a session, all on one clear screen.
Built-in hand pulse sensors give you a heart rate reading as you ride.
What this means for you: The hand sensors give a general heart rate trend for casual use, not a precise training-zone reading.
The 3-piece crank is the stronger build you want where the pedals take the most load through each stroke.
Large anti-slip footplates with adjustable straps keep your feet planted, even in socks.
What this means for you: Your feet stay secure and the crank handles regular riding without flex.
| Resistance Type | Variable manual magnetic resistance |
| Resistance Levels | 10 |
| Flywheel | 5 kg heavy duty cast iron magnetic flywheel |
| Drive System | Quiet belt drive |
| Max User Weight | 130 kg |
| Seat Adjustment | Ergonomic comfort seat with thick padding, lumbar support and breathable mesh backrest |
| Handlebar Adjustment | Padded. Front handles are fixed position. Seat handles fold vertically for accessibility. |
| Console / Display | Large LCD display |
| Pedals | Large anti-slip footplates with adjustable straps |
| Assembled Dimensions | 136 cm (L) x 61 cm (W) x 106 cm (H) |
| Product Weight | 34 kg |
| Warranty | 12 months parts replacement |
| Frame | Heavy duty tubular steel |
| Crank | 3-piece crank |
| Seat Adjustments | Adjustable forwards and backwards via quick release screw pin |
| Workout Statistics | Time, Speed, Distance, Calories, Pulse |
| Heart Rate Monitoring | Hand pulse sensors (EKG) |
| Included Accessories | iPad/Tablet/Book stand, Transport wheels |
| Seat Height | 50 cm |
| Pedal Distance from Seat | 70 cm to 82 cm |
| Crank Distance from Seat | 52 cm to 66 cm |
| Packaging Dimensions | 135 cm (L) x 26 cm (W) x 66 cm (H) |
Effort: 6 assembly steps in the manual, which strongly recommends two or more people. Tools: hex (Allen) key and wrench for the bolts and pedals, plus a Phillips screwdriver for the console and cover screws (bolts and fixings are included).
Very quiet. The belt drive paired with the 5 kg magnetic flywheel means no chain rattle and no fan noise, just a soft hum from the flywheel. You can comfortably watch TV, hold a conversation, or ride early morning without waking the house. Magnetic resistance has no friction pads, so there's nothing to grind or wear noisily over time.
That's where a recumbent shines. You sit back into the ergonomic seat with its thick padding and lumbar support, rather than hunching forward, so your back is supported through the whole session. The breathable mesh backrest keeps you cool too. The seat slides forwards and backwards on a quick-release pin to dial in leg reach for your height.
For steady cardio and base-building, yes. The variable manual magnetic resistance runs across 10 levels, enough range to warm up easy and push into a genuine effort. The hand pulse sensors give you a general heart rate trend rather than a precise training-zone reading.
The assembled footprint is 136 cm long, 61 cm wide and 106 cm high, so it sits comfortably in a spare room or lounge corner under any standard ceiling. The seat handles fold vertically for easier access getting on and off. Built-in transport wheels let you tilt and roll it out of the way when you're done.
Best for: anyone wanting low-impact cardio with full back support, from beginners returning to exercise to older riders who want to sit back rather than perch forward. The frame takes users up to 130 kg. The step-through design and adjustable seat make getting on and off easy. Always check with your GP before starting a new exercise programme.
It's straightforward, with 6 steps in the manual, though the manual strongly recommends two or more people to avoid injury. You'll need a hex (Allen) key, a wrench for the pedals and a Phillips screwdriver, and the bolts and fixings are included in the box. At 34 kg assembled it's manageable to move into position once built, especially using the transport wheels.
Take photos before unpacking and email them to support@cardioonline.com.au within 48 hours of delivery. We'll lodge the freight claim, organise replacement parts or a full unit, and stay across it until you're riding. You don't chase the courier or the manufacturer, that's our job to sort for you.
You get a 12 month parts replacement warranty, handled by us locally. If the product page shows the 100 Day Money Back Guarantee badge, you have 100 days to return it as-new, disassembled and in its original packaging with all parts. We refund the product price and your original delivery fee, no restocking fee. We organise the return freight; you cover that cost.
Click below to download the user manual.
Download the user manual (PDF)This product ships in 2-3 business days after you place your order.
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Try it for 100 days. Return it if it is not right.
If your equipment is not right for your space or your training once you have lived with it, you can request a return within 100 days of purchase for a refund of the product price.
Available on products showing the 100 Day Money Back Guarantee badge. Return shipping is paid by the customer unless otherwise agreed. Original delivery, installation and service fees are non-refundable. See the full policy: /pages/risk-free-returns
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