Performer 18
Young rider’s skills are developing at earlier ages and it was time for the Performer 16 & 18 to do the same. Featuring an upgraded spec suitable for the beginner and advanced rider alike.
- GT NBS Junior Saddle Combo w/ Alloy post
- GT NBS tires/ Single Wall Rims
- GT Power Series Cr-Mo 3pc. Cranks
Frame
frame
100% Hi-Ten Steel Tubes, DT Gusset, Mid BB, Seat Stay U-Brake, Integrated 1-1/8" H/T, Removable Rotor Tabs
sizes available
O/S
fork
100% Hi-Ten, 25mm Offset
wheel size
18
Wheels
rims
Alloy Single Wall, 20h
front hub
Steel Loose Ball 3/8" Axle
rear hub
Alloy Semi-Sealed 14mm Cassette
front tire
GT NBS 2.4"
rear tire
GT NBS 2.4"
spokes
Stainless Steel, 14g
Drivetrain
rear cogs
9T 1pc. Driver
chain
KMC S1
crank
GT Power Series 3pc Chromoly 140mm, 19mm x 8T Spindle, GT NBS 25T Steel Chainwheel
bottom bracket
Sealed Mid 19mm
pedals
GT Mini Platform
Cockpit
handlebar
GT 2pc Freestyle, 100% Hi-Ten Steel, 8"H x 27"W, 3° Up, 11° Back
stem
GT NBS Top Load 40mm, 32mm Rise
grips
GT Super Soft Mini Flangeless
headset
1-1/8" Sealed Integrated (41.8 x 45)
seatpost
Combo Alloy, 25.4mm x 200mm
saddle
GT NBS Junior Combo w/ post
Brakes
brakes
NBS Alloy U-Brake w/ Soft Compound Pad
brake levers
NBS Mini Alloy
Geometry
| Sizes (in) | One Size |
|---|---|
| Top tube actual | 18 |
| Head tube angle | 75° ° |
| Seat tube angle | 71° ° |
| Standover | 7.5 |
| Head tube length | 3.54 |
| Wheelbase | 31.83 |
| Front center | 19.73 |
| Chainstay length | 11.97 |
| Bottom bracket height | 10.26 |
| Seat post diameter | 1 |
| Axel to crown | 11.81 |
| Dropouts | 14mm |
| Head tube type | Integrated |
| Brake mounts | Welded |
| Rider area | 19.73 |
| Bottom bracket type | Mid |
| Fork rake | 1.22 |
| Axel to crown | 11.81 |
Fit Guide
- 12"
-
2'10" - 3'7"
- 14"
-
3'1" - 3'7"
- 16"
-
3'7" - 4'0"
- 18"
-
4'0" - 4'10"
- 20"
-
4'10" - 6'5"
- 24"
-
4'10" - 6'5"
- 26"
-
4'10" - 6'5"
- 29"
-
4'10" - 6'5"
Youth BMX Bikes
Each Kids Freestyle model went through the same development process as their 20-inch counterparts making them more than just sidewalk bikes. A 4-tier bike program designed to help young riders to first learn to balance, second grow onto pedals, and three four with two intermediate models to learn any freestyle skill on their way to a full size 20-inch bike.
