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Generation A to B
During the global pandemic, kids’ bikes skyrocketed to must-have status for millions of families. What we do now to keep our kids rolling will determine the health of our future and theirs.
Read moreProduct features
Integrated handle
Hidden handle under the saddle helps you guide your child while they learn to ride.
Upgrade your pedals and love your bike more
Pedals are two of the five touchpoints that connect you with your bike, and even though this bike comes with a pair, upgrading to pedals that boost control and grip will greatly improve your ride. See the pedal guide and find the best pedals for your riding style. We recommend flat pedals for simple versatility.
Alpha Aluminum frame
Trek's lightweight, high-performance aluminum is durable and rustproof.
Hand brakes
Confident stopping for youngsters who are ready to control their speed with their hands.
Simple shifting
Fewer speeds keep it simple for kids who are just learning how to shift, or who don’t need all those extra gears.
| Frame | Alpha Silver Aluminum, 20'' kids' frame size |
|---|---|
| Fork | Kids' suspension, threadless steerer, 35 mm travel |
| Max compatible fork travel | 50mm |
| Hub front | Steel, 100mm bolt-on |
|---|---|
| Hub rear | Steel, 26T |
| Rim | Alloy 20'', 32-hole, schrader valve |
| Tire | Bontrager XR1, wire bead, 27 tpi., 20x2.25'' |
| Max tire size | 20x2.25" |
| Shifter | Shimano Tourney RS45, 7 speed twist |
|---|---|
| Rear derailleur | Shimano Tourney TY300 |
| Crank | ProWheel alloy, 32T steel ring w/double guard, 127mm length |
| Bottom bracket | Square taper, 68mm, sealed cartridge |
| Cassette | SunRun freewheel, 14-28, 7 speed, |
| Chain | KMC Z7, 7 speed |
| Pedal | Kids' Satellite, 9/16 thread |
| Max chainring size | 1x: 30T |
| Saddle | Kids' padded, integrated seat post, with handle |
|---|---|
| Handlebar | Kids' steel, 25.4 mm clamp, 40 mm rise, 560 mm width |
| Grips | Kids' grip, 130mm width |
| Stem | Bontrager Approved alloy, 25.4 mm clamp, 15-degree rise, 60 mm |
| Headset | Adjustable ball bearing, threadless |
| Brake | Alloy linear-pull |
| Brake lever | Kids', alloy |
| Kickstand | Kickstand |
|---|
| Weight | 10.71 kg / 23.62 lbs |
|---|---|
| Weight limit | This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 80 pounds (36 kg). |