2025 Trek Madone SL 5 Gen 8 Road Bike Matte Deep Smoke

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The Madone SL 5 Gen 8 is a lightweight aero road bike that brings elite racing tech to a lower price point

It offers similar aero benefits to the pricier Madone SLR Gen 8, but with a more economical OCLV 500 Carbon lay-up and two-piece cockpit with hidden cable routing. It's built to race, with geometry that keeps you quick on the sprints yet in control on fast descents. A Shimano 105 group set keeps the price down while still delivering clean mechanical shifting you can trust.

It's right for you if...

You want a featherweight road race bike without top-end race pricing. You're up for racing, club rides or solo spins up winding canyons, and don't want to compromise between climbing efficiency and aerodynamics. You're happy with more economical components that help you get on your dream bike faster.

The tech you get

An ultra-light OCLV 500 Carbon frame with aero tubing and IsoFlow comfort technology. A 2x12 Shimano 105 group set that delivers clean mechanical shifts without the faff of electronic group sets. Tubeless wheels that help fight punctures while reducing rolling resistance, and hydraulic disc brakes.

Why you'll love it

  • The Revolutionary Full System Foil aero tube shapes redefine what fast looks like and help optimise aerodynamics around the whole bike
  • A more economical 500 Series OCLV Carbon frame and new tube shaping shave weight where it matters most to help you fly up climbs
  • You get clean and reliable shifting without breaking the bank with Shimano's workhorse group set – 105
  • Lightweight, race-focused IsoFlow comfort tech helps you ride stronger longer without sacrificing weight or aerodynamics

The final word

The Madone SL 5 Gen 8 is the perfect bike for someone looking for superbike performance at a lower price point. It offers the same frame tech as its SLR sibling, like aero tube shaping and lightweight IsoFlow comfort tech, but with a more economical build that leaves budget to spare for race entry fees and bike trips.

****NOTE: This bike is available for purchase online, but must be picked up from an approved store.

SPECIFICATIONS

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 (with tubes)
weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg
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
crank arm length S - 165mm / M - 170mm / ML, L - 172.5mm / XL - 175mm
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
hub front Bontrager alloy, sealed bearing, CenterLock disc, 100x12 mm thru axle
skewer front Bontrager Switch chamfered thru axle, removable lever
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, 0 mm offset
handlebar Bontrager Comp, alloy, 31.8 mm, 80 mm reach, 121 mm drop
handlebar width (controls) S, M - 38cm / ML, L - 40cm / XL - 42cm
handlebar tape Trek EcoTack, black
stem Trek RCS Pro, -7-degree
stem length S, M - 90mm / ML, L - 100mm / XL - 110mm
brake rotor Shimano RT70, CentreLock, 160 mm
max brake rotor sizes 180 mm front, 160 mm rear

SPECIFICATIONS

Frame Material Carbon
Fork Material Carbon
Brake Type Hydraulic Disc Brake
Groupset Brand Shimano
Groupset Model 105
Shifting Type Mechanical
Pedals Included No
Drivetrain Gearing 2 x 12
Ride Style Aero Race
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 (with tubes)
Weight limit This bike has a maximum total weight limit (combined weight of bicycle, rider and cargo) of 125 kg
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
Crank arm length S - 165mm / M - 170mm / ML, L - 172.5mm / XL - 175mm
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
Hub Front Bontrager alloy, sealed bearing, CenterLock disc, 100x12 mm thru axle
Skewer front Bontrager Switch chamfered thru axle, removable lever
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, 0 mm offset
Handlebar Bontrager Comp, alloy, 31.8 mm, 80 mm reach, 121 mm drop
Handlebar width (controls) S, M - 38cm / ML, L - 40cm / XL - 42cm
HANDLEBAR TAPE Trek EcoTack, black
Stem Trek RCS Pro, -7-degree
Stem Length S, M - 90mm / ML, L - 100mm / XL - 110mm
BRAKE ROTOR Shimano RT70, CentreLock, 160 mm
Max brake rotor sizes 180 mm front, 160 mm rear

* All specifications listed are subject to change without notice. Please note that our specifications may be impacted by manufacturer component substitution changes caused by high global demand for bikes and resulting supply chain issues in the bike industry. We recommend confirming the specifications with your local Evo Cycles showroom if you have any questions.

Bike Weight: Many brands strive to list the lowest possible weight, but in reality weight can vary based on frame size, finish, hardware and accessories. The most accurate way to determine any bike's weight is to have your local showroom weigh it for you.

Bike Size

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