Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
GT
2013 GT Eightball
Value Guide market data · 2013 GT Eightball
12-month trend
— %
Direction and magnitude, not judgment
vs. category average
8%
Drops faster than category avg
Price over time - 2013 GT Eightball
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Eightball model years
2013 Eightball lineup
Overview
About this bike
2013 GT Eightball value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Fork:
- GT Tough Guy 6061 alloy 700c disc specific
Drivetrain
- Groupset
- 2013 GT Eightball
- Chain:
- KMC X9
- Crank:
- FSA Tempo City crank 42t alloy ring
- Bottom Bracket:
- Tange Seiki ultra light sealed cartridge
- Rear Derailleur:
- Shimano Alfine 8
- Shifters:
- Shimano Alfine 8
Brakes
- Brake:
- Shimano Deore Hydrualic disc 160mm 6bolt rotor
- Brake Levers:
- Shimano Deore Hydrualic
Cockpit
- Handlebar:
- GT Cut Off Riser, 6061 alloy 30mm x 560mm
- Stem:
- GT BMX 3D forged
- Grips:
- GT Wings
- Headset:
- Tange Seiki sealed Cartridge
- Saddle:
- GT
- Seat Post:
- GT Alloy micro adjust
- Seat Clamp:
- GT
Wheels & Tires
- Rims:
- GT Baller 30mm tall aero
- Tires:
- Schwalbe Kojak 700x35c slicks
- Hubs:
- Formula Disc
- Rear Hub:
- Shimano Alfine 8 with centerlock 18t cog
- Spokes:
- Stainless paint to match
- Nipples:
- brass
Pedals
- Pedals:
- GT Nylon platforms
Accessories
- Cog Set:
- Shimano Alfine 18t
- Tech Docs
- Specs - Eightball
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.