2021

TREK Madone SLR 6 Gen 6

Road · Aero · Unisex
Frame material Carbon
Groupset Ultegra
Weight 8.26 kg
Wheel size 29
Wheel material Carbon
Drivetrain 2 X 11
Chain Shimano Ultegra Hg701,...
Tires Bontrager R3 Hard-Case...
Brake type Hydraulic Disc
See all specifications ↓
RRP
€7,499 incl. taxes
Observed price — New
€4,428 incl. taxes
Refurbished price
€3,232 incl. taxes
1 price points
Min: 1234 € (XXXXXXXXX)
Max: 1234 € (XXXXXXXXX)
Likely trade-in value
1 234 €
trek Madone SLR 6 Gen 6

About this bike

Discover the Trek Madone SLR 6 Gen 6 2021, a road bike in the aero segment. Built around a carbon frame.

The 1 sources we monitor for this bike refresh daily — that is how 2BX keeps the catalog and resale benchmarks honest.

Expect to pay €4,428 for a new Trek Madone SLR 6 Gen 6, against an official RRP of €7,499. Used or refurbished units land closer to €3,232, depending on condition.

Scroll down for the full retailer breakdown, price history and trade-in benchmark of the Trek Madone SLR 6 Gen 6.

Bikes currently in the market or recently sold

Retailer Image Link Model Year Condition Price RRP Discount Status Country Last seen First seen Online for Similarity E-Bike Groupset Mileage Size Brake type Frame material Wheel size Motor Torque Battery capacity Category
Retailer Link MADONE SLR 6 GEN 6 2021 Refurbished 1 234 € 1 234 € -20% On sale Europe 2026-09-07 2026-04-17 143 ★ Perfect match No Shimano Ultegra 54 cm Disco Carbon Road
Retailer Link MADONE SL 6 GEN 6 2023 Refurbished 1 234 € 1 234 € -20% On sale Europe 2026-09-07 2026-08-17 21 Related No Shimano Ultegra 58 cm Disco Carbon Road
Retailer Link MADONE SL 6 GEN 6 2022 Refurbished 1 234 € 1 234 € -20% On sale Germany 2026-04-21 2026-04-21 0 Related No 28
Retailer Link MADONE SL 6 GEN 6 2023 New 1 234 € 1 234 € -20% On sale Europe 2026-04-17 2026-04-17 0 Related No Shimano Ultegra 56 cm Disco Carbon Road
Retailer MADONE SL 6 GEN 6 2023 Refurbished 1 234 € 1 234 € -20% Sold Europe 2026-08-14 2026-07-27 18 Related No Shimano Ultegra L Disco Carbon Road
Retailer MADONE SLR 6 GEN 6 2021 Refurbished 1 234 € 1 234 € -20% Sold Europe 2026-08-14 2026-05-11 95 ★ Perfect match No Shimano Ultegra 52 cm Disco Carbon Road
Retailer MADONE SLR 6 GEN 6 2021 Refurbished 1 234 € 1 234 € -20% Sold Europe 2026-08-14 2026-05-05 101 ★ Perfect match No Shimano Ultegra 56 cm Disco Carbon Road
Retailer MADONE SLR 6 GEN 6 2023 Refurbished 1 234 € 1 234 € -20% Sold Europe 2026-07-24 2026-07-13 11 Related No Shimano Ultegra 54 cm Disco Carbon Road
Retailer MADONE SLR 6 GEN 6 2023 Refurbished 1 234 € 1 234 € -20% Sold Europe 2026-07-19 2026-06-02 47 Related No Shimano Ultegra Di2 53 cm Disco Carbon Road
Retailer MADONE SL 6 GEN 6 2023 Refurbished 1 234 € 1 234 € -20% Sold Europe 2026-06-21 2026-05-05 47 Related No Shimano Ultegra 54 cm Disco Carbon Road
Retailer MADONE SLR 6 GEN 6 2021 Refurbished 1 234 € 1 234 € -20% Sold Europe 2026-06-13 2026-05-25 19 ★ Perfect match No Shimano Ultegra 58 cm Disco Carbon Road
Retailer MADONE SLR 6 GEN 6 2023 Refurbished 1 234 € 1 234 € -20% Sold Europe 2026-06-01 2026-05-05 27 Related No Shimano Ultegra 56 cm Disco Carbon Road
Retailer MADONE SL 6 GEN 6 2022 Refurbished 1 234 € 1 234 € -20% Sold Germany 2026-05-19 2026-05-02 17 Related No Shimano Ultegra 28

Specifications

CategoryRoad
SubcategoryAero
Year2021
Frame800 Series OCLV Carbon, KVF (Kammtail Virtual Foil) tube shape...
Frame materialCarbon
ForkMadone KVF full carbon, tapered carbon steerer, invisible cabl...
Fork materialCarbon
Weight8.26 kg
SuspensionRigid
TravelNULL
Colors XXXXXXXX
Sizes XXXXXXXX

Components

Groupset Ultegra
Drivetrain 2 X 11
Front derailleur Shimano Ultegra R8000, braze-on
Rear derailleur Shimano Ultegra R8000, short cage, 30T max cog
Cassette Shimano Ultegra R8000, 11-30, 11 speed
Chain Shimano Ultegra HG701, 11 speed
Crank Size: 47, Shimano Ultegra R8000, 52/36, 165mm length; Size: 50, 52, Shimano Ultegra R8000, 52/36, 170mm length; Size: 54, 56, Shimano Ultegra R8000, 52/36, 172.5mm length; Size: 58, 60, 62, Shimano Ultegra R8000, 52/36, 175mm length
Bottom bracket Praxis, T47 threaded, internal bearing
Brake type Hydraulic Disc
Brakes Shimano Ultegra hydraulic disc, flat mount
Handlebar Size: 47, Trek Madone adjustable aero VR-CF, OCLV Carbon, invisible cable routing, 93mm reach, 123mm drop, 38cm width; Size: 50, 52, Trek Madone adjustable aero VR-CF, OCLV Carbon, invisible cable routing, 93mm reach, 123mm drop, 40cm width; Size: 54, 56, Trek Madone adjustable aero VR-CF, OCLV Carbon, invisible cable routing, 93mm reach, 123mm drop, 42cm width; Size: 58, 60, 62, Trek Madone adjustable aero VR-CF, OCLV Carbon, invisible cable routing, 93mm reach, 123mm drop, 44cm width
Stem Size: 47, 50, 52, 54, Trek Madone aero, invisible cable routing, 7 degree, 90mm length; Size: 56, 58, Trek Madone aero, invisible cable routing, 7 degree, 100mm length; Size: 60, 62, Trek Madone aero, invisible cable routing, 7 degree, 110mm length
Saddle Bontrager Aeolus Elite, austenite rails, 145mm width
Seatpost Size: 47, 50, 52, 54, 56, Madone aero carbon internal seatmast cap, integrated light mount, 25mm offset, short length; Size: 58, 60, 62, Madone aero carbon internal seatmast cap, integrated light mount, 25mm offset, tall length

Wheels & Tires

Wheel size 29
Wheel material Carbon
Rims Front: Bontrager Aeolus Pro 5, OCLV Carbon, Tubeless Ready, 19.5mm rim width, 50mm rim depth, 100x12 thru axle, Rear: Bontrager Aeolus Pro 5, OCLV Carbon, Tubeless Ready, 19.5mm rim width, 50mm rim depth, 142x12 thru axle
Tires Bontrager R3 Hard-Case Lite, aramid bead, 120 tpi, 700x25c
Tire width 25c
Tire clearance 28c

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