Madone SL 6 Gen 8
The Madone SL 6 Gen 8 fuses race-level aerodynamics with mid-tier pricing—offering Full System Foil shaping, a Di2 2×12 drivetrain, and a lightweight build. It’s aerodynamic, efficient, and ready to lead the pack.
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Product images may vary slightly from final specifications.
Need to Know
KEY FEATURES
PERFECT FOR
Why we like the Trek Madone SL 6 Gen 8
Aero Efficiency Meets Value
You get most of the same frame tech (tube shaping, internal routing, aero optimization) that shows up in higher-end Madone models, but in a more accessible package.
Clean Integration & Sleek Lines
The internal routing, removable chainkeeper, and minimized cables create a clean, aerodynamic build that looks as fast as it rides.
Dependable, Modern Drivetrain
Shimano 105 Di2 gives you crisp electronic shifts without jumping straight to Ultegra/DA—great balance of performance, cost, and reliability.
Specifications
Frame Material
500 Series OCLV Carbon, Full System Foil tube shaping, IsoFlow seat tube, RCS Headset System, electronic or mechanical routing, removable aero chainkeeper, T47 BB, flat mount disc, UDH, 142×12 mm thru axle
Shifter
Shimano 105 R7170 Di2, 12-speed
Rear Derailleur
Shimano 105 R7150 Di2, supports up to 36T cog
Front Derailleur
Shimano 105 R7150 Di2, braze-on, down-swing
Crankset
Shimano 105 R7100, 50/34 ; crank length depends on size (165 mm for XS/S, 170 mm for M/ML, 172.5 mm for L/XL)
Chain
Shimano SLX M7100, 12-speed
Cassette
Shimano 105 7101, 11-34, 12-speed
Brakeset
Shimano 105 hydraulic disc, flat mount
Rotors
Shimano CL700 (centerlock), 160 mm; Max rotor sizes: 180 mm front / 160 mm rear
Bottom Bracket
Praxis, T47 threaded, internal bearings
Cockpit
Headset
RCS headset system (integrated in frame)
Handlebar
Bontrager Comp alloy, 31.8 mm clamp, 80 mm reach, 121 mm drop (width varies by size)
Stem
Trek RCS Pro, –7° angle (length depends on size)
Saddle
Bontrager Aeolus Elite (austenite rails), 145 mm width
Seatpost
Wheels
Wheelset
Bontrager Aeolus Elite 50, OCLV Carbon, tubeless ready
Front Axle
12×100 mm chamfered thru axle, Bontrager Switch chamfered axle
Rear Axle
142×12 mm thru axle, Bontrager Switch removable lever
Hubs
For front: Bontrager Paradigm Comp 25 (tubeless ready) ; rear: matched hub freehub (Shimano 11/12-speed)
Tires
Bontrager Aeolus Pro, tubeless ready, aramid bead, 700×28 mm (with up to 32 mm clearance)
Tire Clearance
Size Guide
Geometry
| XS | S | M | ML | L | XL |
|---|
All measurements in degrees or mm
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