Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
GT
2019 GT Siren Girl's 12"
Previous used estimate
$74 - $76
Actual value depends on condition, size, and local demand.
Value Guide market data · 2019 GT Siren Girl's 12"
12-month projected trend
3%
Direction and magnitude, not judgment
vs. category average
6%
Holds value better than category avg
Price over time - 2019 GT Siren Girl's 12"
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Siren model years
Compare Siren Girl's 12" models
1 modelsChoose a different build or frame style to see its value.
Overview
About this bike
Normally you associate sirens with warnings, and this bike is no different: your little pedaller is about to start ripping the trails. Are you ready for all the ruckus? The Siren Girl's 12-inch LegitFit system gives them better positioning, easier pedaling, and a faster start to your next ride.
Specifications
- Category
- Kids
- Component Fork
- GT Hi-Ten Steel, 1" Threaded Steerer
- Component Rims
- Alloy, 16h
- Component Stem
- 2-Bolt Alloy Top, Steel Quill
- Product Family
- Siren
- Component Chain
- KMC HV410
- Component Frame
- 12" GT LegitFit Design, Hi-Ten Steel
- Component Tires
- GT 12 x 2.25"
- Component Brakes
- Coaster rear
- Component Pedals
- Jr. BMX design, resin
- Component Saddle
- GT 1-piece
- Component Cassette
- 16T Coaster
- Component Crankset
- Forged One-Piece Type, 89mm, Steel
- Component Handlebar
- Steel Riser bar, 130mm rise, 480mm
- Component Seat Post
- Alloy
- Component Chainrings
- 24T
- Component Tape Grips
- 95mm closed end
- Rims
- Alloy, 16h
- Tires
- GT 12 x 2.25"
- Crankset
- Forged One-Piece Type, 89mm, Steel
- Pedals
- Jr. BMX design, resin
- Chain
- KMC HV410
- Saddle
- GT 1-piece
- Handlebar
- Steel Riser bar, 130mm rise, 480mm
- Stem
- 2-Bolt Alloy Top, Steel Quill
- Brakes
- Coaster rear
- Cassette
- 16T Coaster
- Chainrings
- 24T
- Fork
- GT Hi-Ten Steel, 1" Threaded Steerer
- Frame
- 12" GT LegitFit Design, Hi-Ten Steel
- Seat Post
- Alloy
- Tape/Grips
- 95mm closed end
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.