GT Performer Balance 12

Name: GT Performer Balance 12
Brand: GT

2025 YouthRun Manufacturer page

Last known price: $125

Prices shown first for United States
Suspension: Rigid
Wheels: 12″
Frame: Steel

Sizes

Size guide

One Size

The manufacturer did not publish rider heights for these sizes.

Components

3 of 14 identified

Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.

Frame and fork

1 part

Frame

100% Hi-Ten, 1" Threaded H/T Not identified

Suspension

1 part

Fork

100% Hi-Ten, 25mm Offset Not identified

Drivetrain

1 part

Bottom bracket

BSA, 100mm, threaded Not identified

Wheels and tires

5 parts

Front hub

Steel Loose Ball 3/8" Axle Not identified
Rear hub

Steel Loose Ball 3/8" Axle, 16h Not identified
Rims

Alloy Single Wall, 16h Not identified
Spokes

Stainless Steel, 14g Not identified
Tires
- GT

Cockpit and contact points

6 parts

Grips

Junior Closed End Not identified
Handlebar
- GT
Headset

1" Threaded, Steel Not identified
Saddle
- GT
Seatpost

Combo Steel 22.2 Integrated Not identified
Stem

Alloy Frontload, Quilled Not identified

Sizes and geometry

1 size Open in the geometry plotter

Complete rider-height ranges are not published for these sizes. You can still explore the geometry below.

Size One Size

Table

Geometry diagram unavailable

The drawing needs wheelbase, reach, stack, head tube length, seat tube length and chainstay length, which the manufacturer did not publish. Available facts remain in the table.

Size

Complete manufacturer geometry table 1 published size

Complete manufacturer geometry by size
Measurement
Head tube angle	73°
Seat tube angle	70°
Bottom bracket dropmm	6.2
Fork rakemm	1

Not published by the manufacturer: Reach, Stack, Top tube length, Seat tube length, Head tube length, Chainstay length, Wheelbase, Front center, Bottom bracket height, Standover height, Trail, Stack/reach ratio, Front travel, Rear travel, Crank length, Handlebar width, Stem length, Stem angle, Seatpost length and Dropper post travel.

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Steel
Fork material: Steel

Suspension

Suspension configuration: Rigid

Wheels and brakes

Wheel configuration: Same size

Fit and controls

Seatpost: Rigid seatpost
Shifting: No shifting

Additional specifications

Bottom bracket standard: BSA
Tire width: 2.25″
Wheel material: Aluminum
Wheel size: 12″

Lineup changes

The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.

Differences across 2025 builds
Specification	This bicycle GT Performer Balance 12	GT Performer 16	GT Performer 18	GT Performer 21 Dirtlip	GT Performer 29
Drivetrain
Front chainrings	Not informed	1	1	1	1
Smallest chainring	Not informed	25	25	25	33
Largest chainring	Not informed	25	25	25	33
Rear sprockets	Not informed	Not informed	Not informed	Not informed	1
Smallest sprocket	Not informed	Not informed	Not informed	Not informed	16
Largest sprocket	Not informed	Not informed	Not informed	Not informed	16
Lowest gear	Not informed	Not informed	Not informed	Not informed	59.8 in
Highest gear	Not informed	Not informed	Not informed	Not informed	59.8 in
Brakes
Brake type	Not informed	Rim brake	Rim brake	Rim brake	Rim brake
Cockpit
Shifting	No shifting	Mechanical	Mechanical	Mechanical	No shifting
Other specifications
Bottom bracket standard	BSA	Not informed	Not informed	Not informed	Not informed
Tire width	2.25″	2.4″	2.4″	2.35″	2.5″
Wheel size	12″	16″	18″	20″	29″