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Description
The Madone SL 5 Gen 8 is perfect for riders seeking a featherweight road race bike for racing, club rides, or solo spins up winding canyons, balancing climbing efficiency and aerodynamics without compromise. Featuring an ultra-light OCLV 500 Carbon frame with aero tubing and IsoFlow comfort technology, this bike delivers performance and comfort. Its 2x12 Shimano 105 group set ensures clean mechanical shifts without the hassle of electronic systems, while tubeless wheels reduce rolling resistance and fight punctures. Hydraulic disc brakes provide reliable stopping power. The Madone SL 5 Gen 8 offers superbike performance with cost-effective components, leaving room in your budget for race fees and bike trips. It boasts Revolutionary Full System Foil aero tube shapes for optimized aerodynamics, a lightweight frame that excels on climbs, and Shimano's reliable 105 group set for economical yet dependable shifting. With elite racing tech and hidden cable routing, this bike is built for speed, control, and affordability.
Scope R3 Carbon Road Disc Wheelset
Paired with the Scope R3 Carbon Road Disc Wheelset, this special bundle offers a high-performance upgrade built for speed, precision and reliability. Incorporating the latest advancements in carbon wheel technology, it delivers optimal results across a wide range of road conditions.
Hand-built to the exacting standards of Scope’s Race Series, these wheels provide exceptional stiffness, responsive handling and aerodynamic efficiency, ensuring race-ready performance with every ride.
Developed in The Netherlands, the Race Series strikes the perfect balance between aerodynamics, stiffness, and durability, making it ideal for dedicated road cyclists seeking excellence.
The Scope wheelset will be fitted to the bike as standard. Please note that the bundle includes only one set of rotors and tyres. For more details, contact Customer Care.
Frame | 500 Series OCLV Carbon, Full System Foil tube shaping, IsoFlow seat tube, RCS Headset System, electronic or mechanical routing, removable aero chain keeper, T47 BB, flat mount disc, UDH, 142x12 mm thru axle |
Fork | Madone Gen 8 full carbon, tapered carbon steerer, internal brake routing, flat mount disc, 12x100mm chamfered thru axle |
Weight | ML - 8.70 kg / 19.19 lbs (with tubes) |
Weight limit | This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg (275 lb). |
Shifter | Shimano 105 R7120, 12-speed |
Front derailleur | Shimano 105 R7100, braze-on, down swing |
Rear derailleur | Shimano 105 R7100, 36T max cog |
Crank | Shimano 105 R7100, 50/34 |
Bottom bracket | Praxis, T47 threaded, internal bearing |
Cassette | Shimano 105 7101, 11-34, 12-speed |
Chain | Shimano SLX M7100, 12-speed |
Max. chainring size | 1x 54T, 2x 56/43 |
Wheel front | Bontrager Paradigm SL, Tubeless Ready, 21 mm rim width, 100x12 mm thru axle |
Wheel rear | Bontrager Paradigm SL, Tubeless Ready, 21 mm rim width, 142x12 mm thru axle |
Hub front | Bontrager alloy, sealed bearing, CenterLock disc, 100x12 mm thru axle |
Skewer front | Bontrager Switch chamfered thru axle, removable lever |
Hub rear | Bontrager alloy, sealed bearing, CenterLock disc, Shimano 11-speed freehub, 142x12 mm thru axle |
Skewer rear | Bontrager Switch chamfered thru axle, removable lever |
Rim | Bontrager Paradigm SL, Tubeless Ready, 24-hole, 21 mm width, Presta valve |
Spokes | 14 g stainless steel, black |
Tyre | Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x28 mm |
Max tyre size | 32 mm (as measured, see manual for details) |
Saddle | Bontrager Aeolus Comp, steel rails |
Seatpost | Madone aero carbon seat post |
Handlebar | Bontrager Comp, alloy |
Stem | Trek RCS Pro |
Brake rotor | Shimano RT70, CentreLock, 160 mm |
Rotor size | Max brake rotor sizes |
Additional Wheelset | Scope R3 Carbon Disc |
Manufacturer Claimed Weight | 1,487g |
AEA | Algorithm Enhanced Aerodynamics |
Local Reinforcement carbon lay-up | |
Custom SKF bearings | |
Scope Tubeless System | |
Sapim CX spokes | |
Hubs | Scope Diamond Ratchet |
Rim Depth | 30mm |
Internal width | 21mm |
External width | 28mm |
3 Year Warranty | |
Life-time Crash Replacement |
All our bikes are fully built, checked, tuned and tested by our Cytech qualified mechanics and then securely packaged, ready for delivery. All you have to do is add the pedals (if included), attach the handlebars to the stem and tighten them following the included detailed instructions or by watching our video and using the provided FREE tools. Visit our Bike Assembly page to see how you assemble your new bike once you receive it.
All bikes collected from our shop, are built, tested and ready to ride. For hassle-free home delivery and bike set-up from a qualified mechanic use our Premier Delivery Service.
Please note, occasionally, manufacturers may change the specification without notice. Bicycles do not come with pedals unless otherwise specified. Bikes ordered for delivery will not arrive with the pedals installed, please refer to the owners manual and pedal installation guides provided for guidance. We do not install accessories to bikes, including mudguards. Bikes ordered for delivery that have tubeless compatible tyres and rims will arrive with inner tubes installed or with tubeless valves installed, this will be brand dependent. Sealant is available to be purchased separately.
If you require any assistance please contact our Customer Care team.
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Important Update for Our Canadian Customers
We regret to inform you that shopping on Sigma Sports is temporarily unavailable for customers based in Canada.
We understand how disappointing this may be and sincerely apologize for any inconvenience caused. Please rest assured that we are actively exploring solutions to resume service and find the best way to support our Canadian community.
We appreciate your patience and understanding during this time, and we look forward to welcoming you back as soon as possible.
If you require any further assistance, please reach out to the customer services team
— The Sigma Sports Team