Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Trek
2015 Trek Superfly FS 9.9 SL XX1
Value Guide market data · 2015 Trek Superfly FS 9.9 SL XX1
12-month trend
2%
Direction and magnitude, not judgment
vs. category average
— %
No category comparison available
Price over time - 2015 Trek Superfly FS 9.9 SL XX1
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Superfly model years
2015 Superfly FS 9.9 SL XX1 lineup
Overview
About this bike
2015 Trek Superfly FS 9.9 SL XX1 value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Frame Construction
- Trek OCLV Mountain Carbon w/E2, 100mm-travel
- Fork Brand & Model
- RockShox RS-1 Solo Air, 100mm-travel, E2 carbon steerer/crown
- Rear Shock
- RockShox Monarch XX
- Fork
- RockShox RS-1 Solo Air, 100mm-travel, E2 carbon steerer/crown
- Frame
- Trek OCLV Mountain Carbon w/E2, 100mm-travel
Drivetrain
- Groupset
- 2015 Trek Superfly FS 9.9 SL XX1
- Crankset
- SRAM XX1
- Rear Cogs
- SRAM XX1, 11-speed: 10-42
- Rear Derailleur
- SRAM XX1
- Chainrings
- 34T
- Shifters
- SRAM XX1
Brakes
- Brake Levers
- Avid XX
- Brakes
- Avid XX hydraulic disc
Cockpit
- Seatpost
- Bontrager Race XXX Lite, carbon
- Saddle
- Bontrager Evoke RXL w/carbon rails
- Stem
- Bontrager Race XXX Lite
- Handlebars
- Bontrager Race X Lite, carbon
- Tape/Grips
- ESI Chunky
Wheels & Tires
- Hubs
- See Rims/Wheels
- Tires
- Bontrager XR0 Team Issue, 29 x 2.1
- Spokes
- See Rims/Wheels
Accessories
- Rims/Wheels
- DT Swiss XM1501
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
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
Suspension service
Confirm fork lowers and rear shock service intervals; ask for the most recent service receipts.
Inspection
Frame pivots & bearings
Cycle the suspension off the bike to feel for play, grit, or noise in pivot bearings.