Trek

2025 Trek Madone SLR 9 Gen 8

2025 Trek Madone SLR 9 Gen 8

Value Guide market data · 2025 Trek Madone SLR 9 Gen 8

12-month trend

26%

Direction and magnitude, not judgment

vs. category average

12%

Drops faster than category avg

Price over time - 2025 Trek Madone SLR 9 Gen 8

$13.0k$8.5k$4.0kMSRPYr 1Yr 2Yr 3Yr 4Yr 5

Values based on actual sales data. Enter your bike's specifics to get a precise valuation.

All Madone model years

2025 Madone SLR 9 Gen 8 lineup

Overview

About this bike

2025 Trek Madone SLR 9 Gen 8 value depends on condition, original build, frame material, service history, and current buyer demand.

Specifications

Frameset

Fork
Madone Gen 8 full carbon, tapered carbon steerer, internal brake routing, flat mount disc, 12x100mm chamfered thru axle
Frame
900 Series OCLV Carbon, Full System Foil tube shaping, IsoFlow seat tube, RCS Headset System, electronic-only routing, removable aero chainkeeper, T47 BB, flat mount disc, UDH, 142x12mm thru axle

Drivetrain

Groupset
Shimano Dura-Ace
Bottom Bracket
Praxis, T47 threaded, internal bearing
Cassette
Shimano Dura-Ace R9200, 11-30, 12 speed
Chain
Shimano Dura-Ace/XTR M9100, 12 speed
Crankset
Shimano Dura-Ace R9200, 52/36, 172.5mm length
Front Derailleur
Shimano Dura-Ace R9250 Di2, braze-on, down swing
Rear Derailleur
Shimano Dura-Ace R9250 Di2, 34T max cog
Shifters
Shimano Dura-Ace R9270 Di2, 12 speed // Shimano Dura-Ace R9270 Di2, 12 speed

Cockpit

Handlebar
Trek Aero RSL Road integrated bar/stem, OCLV Carbon, Race Fit, 80mm reach, 124mm drop, 39cm control width, 42cm drop width, 100mm stem length
Saddle
Aeolus RSL, carbon rails, 145mm width
Seatpost
Size: XS, S, M Madone aero carbon seatpost, 0mm offset, short length Size: ML, L, XL Madone aero carbon seatpost, 0mm offset, long length
Stem
Trek Aero RSL Road integrated bar/stem

Wheels & Tires

Front Tire
Bontrager Aeolus RSL RD, Tubeless Ready, cotton construction, aramid bead, 170 tpi, 700x28mm
Rear Tire
Bontrager Aeolus RSL RD, Tubeless Ready, cotton construction, aramid bead, 170 tpi, 700x28mm
Rims
Bontrager Aeolus RSL 51, OCLV Carbon, Tubeless Ready
Wheel Set
Bontrager Aeolus RSL 51, OCLV Carbon, Tubeless Ready, 51mm rim depth, 100x12mm thru axle /
Wheel Size
700c

Frame sizing

XS4'10"-5'2"
S5'2"-5'6"
M5'6"-5'10"
L5'10"-6'2"
XL6'2"-6'6"

M highlighted as most common resale size. Sourced from catalog metadata.

Geometry

Stack
Varies by size
Reach
Varies by size
Wheelbase
Varies by size

Industry standard. Sourced from catalog metadata.

What to check when buying used

Inspection

Frame condition

Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.

Inspection

Drivetrain wear

Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.

Inspection

Wheel condition

Inspect rims, hubs, spokes, and bearing play; ask about the tire age and any prior wheel rebuilds.

Inspection

Service history

Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.

Inspection

Carbon inspection

Tap test the frame, fork, seatpost, and bars for cracks; verify no impact damage near dropouts.

Inspection

Brake hoses & cables

Check hydraulic line bleed, cable housing wear, and confirm rotors are within spec.

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