2019 Trek Precaliber Boy's vs 2021 Giant XTC Jr 20
We can't match sizes for these two: one of them has no stack and reach for the sizes shown.
What changes on the Giant XTC Jr 20
- Frame stack
- n/a
- One of the bikes has no number for this
- Frame reach
- +60 mm
- Longer frame reach
- Wheelbase
- +267 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
We can't draw these frames yet. The Trek Precaliber Boy's numbers we have for size 12" are missing the stack, seat angle and chainstay length. The numbers below still compare.
Geometry side by side
| Measurement | Trek Precaliber Boy's 12" | Giant XTC Jr 20 One Size | Difference |
|---|---|---|---|
| Reach | 263 | 323 | +60 mm |
| Stack | not listed | 393 | |
| Head tube angle | 69.0° | 69.0° | ±0.0° |
| Effective top tube | 366 | not listed | |
| Chainstay length | not listed | 375 | |
| Wheelbase | 622 | 889 | +267 mm |
| BB drop | -10 | not listed | |
| Standover | 363 | 524 | +161 mm |
| Seat tube length | 175 | 254 | +79 mm |
| Head tube length | 85 | 120 | +35 mm |
| Seat tube angle | not listed | 72.0° |
Differences are the Giant XTC Jr 20 minus the Trek Precaliber Boy's. Full charts: 2019 Trek Precaliber Boy's, 2021 Giant XTC Jr 20.
Where each sits in its class
Trek Precaliber Boy'sGiant XTC Jr 20
AggressivePositionUpright
CalmSteeringQuick
PlayfulBalancePlanted
Each bike is ranked against the other kids bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Trek Precaliber Boy's12 Boy's | Giant XTC Jr 20XTC Jr 20 |
|---|---|---|
| Frame | Trek Dialed | not listed |
| Fork | Trek Dialed 12 | Giant HL |
| Chain | Trek HV410 | KMC HV500 |
| Handlebar | Trek Dialed 12 | Giant Sport |
| Saddle | Trek Dialed 12 | Giant Jr. Sports |
| Shifter | not listed | Shimano RevoShifter |
| Derailleur | not listed | Shimano Tourney |
| Wheelset | not listed | Giant Kids 20 |
| Tire | not listed | Giant Junior Sport |
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