Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
GT
2017 GT Grade Tiagra
Value Guide market data · 2017 GT Grade Tiagra
12-month trend
— %
Direction and magnitude, not judgment
vs. category average
16%
Drops faster than category avg
Price over time - 2017 GT Grade Tiagra
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Grade model years
2017 Grade Tiagra lineup
Overview
About this bike
2017 GT Grade Tiagra value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Frame:
- Grade alloy frame with smooth welds, hydroformed (TT,DT), Tapered 1 1/8"-1 1/4" headtube, standard BB
- Fork:
- Grade Carbon 1 1/8 to 1 1/4" threadless alum steerer, disc specific
- Fork
- Grade Carbon 1 1/8 to 1 1/4" threadless alum steerer, disc specific
- Frame
- Grade alloy frame with smooth welds, hydroformed (TT,DT), Tapered 1 1/8"-1 1/4" headtube
Drivetrain
- Groupset
- Shimano Tiagra
- Chain:
- KMC X10 10-speed
- Crank:
- FSA Vero Compact 50alloy/34alloy
- Bottom Bracket:
- Sealed Cartridge
- Front Derailleur:
- Shimano Tiagra
- Rear Derailleur:
- Shimano Tiagra
- Shifters:
- Shimano Tiagra STI 10-speed
- Crank Option 1:
- FSA Vero Compact 50alloy/34alloy
- Bottom Bracket
- Sealed Cartridge
- Cassette
- Shimano Tiagra 10-speed 12-28
- Chain
- KMC X10 10-speed
- Chainrings
- 50/34
- Crankset
- FSA Vero
- Front Derailleur
- Shimano Tiagra
- Rear Derailleur
- Shimano Tiagra
- Shifters
- Shimano Tiagra STI 10-speed
Brakes
- Brake:
- (F&R) TRP Spyre mechanical disc road brake, 160mm rotor
- Brake Levers:
- Shimano Tiagra 10-speed STI
- Brake Levers
- Shimano Tiagra 10-speed STI
- Brakes
- TRP Spyre mechanical disc road brake, 160mm rotor
Cockpit
- Handlebar:
- New GT DropTune Super Light double butted 6061 alloy bar with 10 degree flair
- Stem:
- GT Design 3D forged 6061, 4 bolt face plate 7? Rise, 31.8mm Clamp
- Grips:
- Velo Cork
- Headset:
- Integrated TH sealed bearing
- Saddle:
- GT Grade saddle
- Seat Post:
- One Bolt Aluminun
- Seat Clamp:
- New Alloy blk ano
- Grips
- Velo Cork
- Handlebar
- GT DropTune Super Light double butted 6061 alloy bar with 10 degree flair
- Headset
- Integrated TH sealed bearing
- Saddle
- GT Grade saddle
- Seatpost
- One Bolt Aluminum
- Stem
- GT Design 3D forged 6061, 4 bolt face plate 7mm Rise, 31.8mm Clamp
Wheels & Tires
- Rims:
- Alex ATD470 disc specific road 22mm tall profile
- Tires:
- (F&R) Schwalbe Road Cruiser K-Guard 700C
- Hubs:
- Formula 6 bolt disc sealed (F) 28h, (R) cassette 32h
- Axles
- Front: 15mm thru axleRear: 135mm spacing standard QR
- Hubs
- Formula 6 bolt disc sealed (F) 28h, (R) cassette 32h
- Tires
- Schwalbe Road Cruiser K-Guard 700C
- Wheel Set
- Alex ATD470 disc specific road 22mm tall profile
Pedals
- Pedals:
- Low Profile Nylon w/ Toe Clips
- Pedals
- Low Profile Nylon w/ Toe Clips
Accessories
- Crankset Chainwheel:
- 15
- Cog Set:
- Shimano Tiagra 10-speed 12-28
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
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.