Trek Madone SLR 7 Gen 8 Bike (2025)

Trek Madone SLR 7 Gen 8 Red Road Bike. Trek Reference: 5320317

The Madone SLR 7 Gen 8 is an extremely lightweight and aerodynamic road bike designed for racing. Its OCLV Series 900 carbon frame is not only aerodynamic but also extremely light, allowing you to fly up climbs. The IsoFlow frame technology ensures the Madone doesn't sacrifice comfort for speed. To offer you all the aerodynamic advantages, the Madone SLR is equipped with RSL Aero bottles and cages that further reduce drag. This bike is race-ready, with a Shimano Ultegra Di2 drivetrain, carbon wheels, and a one-piece Trek Aero RSL carbon handlebar and stem.

It's ideal for you if...

Racing is a fundamental part of your life, and you’re looking for a bike that combines lightness, aerodynamics, and comfort. You want an extremely lightweight frame with aerodynamic tube shapes and IsoFlow comfort technology. Performance matters to you, and you want our highest-quality carbon layup, tubeless carbon wheels, and customizable Shimano Ultegra Di2 shifting.

The technology it incorporates

An insanely light frame, made with our highest-quality OCLV Series 900 carbon, aerodynamic tubes, and IsoFlow comfort technology, as well as RSL aerodynamic bottles and cages, which help save watts. A Shimano Ultegra Di2 2x12 groupset for lightning-fast, fully customizable shifts. A universal derailleur hanger so you can find a replacement anywhere. It also comes with Bontrager Aeolus Pro 51 tubeless carbon wheels and a one-piece Trek Aero RSL handlebar and stem.

The final word

The Madone SLR 7 Gen 8 is an insanely light and aerodynamic road bike, designed to perform at its best in races. It’s made with our best OCLV Series 900 carbon, keeping the weight to a minimum without compromising stiffness and comfort.


Specifications

Frame Set

• Frame: OCLV Series 900 Carbon, Full System Foil tube shapes, IsoFlow seat tube, RCS headset system, electronic cable routing only, detachable aerodynamic chain guide, T47 bottom bracket, flat mount disc, UDH, 142x12 mm thru axle
• Fork: Madone Gen 8 one-piece carbon, tapered carbon steerer tube, internal brake cable routing, flat mount disc, 12x100 mm thru axle

Wheels

• Front wheel: Bontrager Aeolus Pro 51, OCLV Carbon, Tubeless Ready, 100x12 mm thru axle
• Rear wheel: Bontrager Aeolus Pro 51, OCLV Carbon, Tubeless Ready, Shimano 11/12-speed freehub, 142x12 mm thru axle
• Front axle: Bontrager Switch beveled thru axle, removable lever
• Rear axle: Bontrager Switch beveled thru axle, removable lever
• Tire: Pirelli P Zero Race, 120 tpi, tubeless compatible, 700x28 mm
• Tire piece: Bontrager TLR sealant, 6oz
• Max tire size: 32 mm (as measured, see manual for detailed information).

Electrical System

• Charger: Charging cable included
• Battery: Shimano BT-DN300

Drivetrain

• Shift lever: Shimano Ultegra R8170 Di2, 12-speed
• Front derailleur: Shimano Ultegra R8150 Di2, brazed-on type, lower mount
• Rear derailleur: Shimano Ultegra R8150 Di2, max cog 34T
• Crankset: Shimano Ultegra R8100, 50/36, 170 mm length
• Bottom bracket: Praxis, T47 threaded, internal bearing
• Max chainring size: 1x: 54T, 2x: 56/43

Components

• Saddle: Bontrager Aeolus Pro, carbon rails, 145 mm width
• Seatpost: Integrated Madone aerodynamic carbon seatpost, 0 mm offset, long (M, L)
• Handlebar: Trek Aero RSL integrated road handlebar/stem, OCLV carbon, Race Fit, 80 mm reach, 124 mm drop, lever width 39 cm, handlebar width 42 cm, stem length 90 mm (M)
• Brake disc: Shimano CL800, centerlock, 160 mm
• Disc size: Max brake disc sizes: 180 mm front, 160 mm rear

Weight

• Weight: ML - 7.88 kg / 17.38 lbs (with TLR sealant, without tubes)
• Weight limit: This bike has a maximum weight limit (combined weight of bike, rider, and cargo) of 125 kg.