GT Aggressor 20" Kid's Mountain BikeThe Aggressor 20" mountain bike is modeled on GT's full-size Aggressor, but it's scaled to fit younger riders. It has a lightweight aluminum frame with low standover, Suntour suspension fork with 50mm travel, 7-speed drivetrain, Twist shifters and linear-pull brakes. Outfitted with GT All Terrain tires, the Aggressor is perfect for the trail or the neighborhood.
Riding with your kids is a fun adventure. Encourage fun, fitness and safety with our printable Performance Bicycle Kid's Coloring Book [PDF].
This bicycle is part of our Kid's Bike Growth Program.
View our Kid's Bike Age and Sizing Chart to help you decide which bike is best for your child.
Exclusively Available to Ship to Any Retail Location
GT Aggressor 20" Kid's Mountain Bike
- bottom bracket:
- Cartridge Sealed
- Linear Pull
- Shimano Hyperglide 7-Speed, 14-28T F/W
- KMC Z50
- Prowheel, 36T
- SR Suntour M3010-Al-w/30mm Travel, 20", QR
- 20" 6061-T6 Aluminum Triple Triangle Frame, w/ 1 1/8" Head Tube
- front derailleur:
- GT MTB
- MTB Riser Bar
- 1 1/8" Ahead
- Tektro 3-Finger
- GT Slim Line Flat Pedal
- rear derailleur:
- Shimano Tourney TX35
- rear shock:
- GT MTB Saddle
- Alloy Micro Adjust
- Shimano Revo Twist Shifter For Small Hands, Sl-RS36 (Right Side Only)
- standover height:
- Alloy Ahead
- All Terrain 20X2.0"
- Alex DM18 Double Wall, W/ CNC Sidewall, 32H