
Velopedia Bicycle Archive
2017 Giant XtC Jr 20 Lite
Original manufacturer specifications including geometry for 1 published size.
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What Velopedia knows
- Model year
- 2017
- Category
- Kids
- Original MSRP
- $260.00
- Sizes
- One Size
- Colors
- Green
- Geometry
- 1 manufacturer size
- Record coverage
- 23 preserved details · archived image · original MSRP · preserved geometry
- Archive ID
- 900002121
Model history 2 other years
Frameset
| Frame Construction | ALUXX-grade aluminum |
|---|---|
| Frame Material | Aluminum |
| Fork | High-tensile steel |
| Fork Material | Steel |
| Rear Shock | N/A |
Drivetrain
| Shifters | Shimano RS35 |
|---|---|
| Front Derailleur | N/A |
| Rear Derailleur | Shimano Tourney |
| Crankset | Alloy, 3-Piece, 36T w/ chain guard |
| Bottom Bracket | Threaded cartridge, Non-sealed |
| Cassette | 14x34, 7-speed |
| Chain | KMC HV500 |
| Pedals | Nylon Platform |
Brakes
| Brakes | Alloy linear pull |
|---|
Cockpit & Contact Points
| Handlebar | Giant Jr MTB, Low Rise, 25.4mm |
|---|---|
| Stem | Steel quill |
| Saddle | Giant Youth |
| Seatpost | Alloy, 30.9mm |
Wheels & Tires
| Hubs | Bolt-on, 32h |
|---|---|
| Rims | Giant Youth, Alloy, 20" |
| Spokes | Stainless Steel, 14g |
| Front Tire | Giant Junior Lite Sport, 20x1.95 |
| Rear Tire | Giant Junior Lite Sport, 20x1.95 |
Size-specific frame data
Geometry
Manufacturer-published geometry normalized for consistent archival comparison. Effective top tube and reach remain separate measurements because they describe different aspects of fit.
| Measurement | 20 |
|---|---|
| Top tube | 469.9 mm |
| Head tube | 119.38 mm |
| Head-tube angle | 69° |
| Seat-tube angle | 72° |
| Chainstay / rear center | 375.92 mm |
| Wheelbase | 911.86 mm |
| Standover height | 500.38 mm |
Geometry source: Giant first-party size geometry table ↗ Measurements can vary by configuration, wheel size, or flip-chip position where noted by the manufacturer.
Parts & serviceability
Find replacement parts
Searches use the archived manufacturer specification, not the components currently installed on a particular bicycle. Confirm the exact model, size and fit before ordering. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases. Commercial relationships do not influence Archive specifications or analysis.
Used-bike inspection
If you’re buying this bike used
Before any test ride: both brakes should stop the bike firmly and release cleanly; both wheels should run true and be securely attached; tires should have no casing damage; and the headset, handlebar, stem, cranks and pedals should have no looseness or play.
Follow the full used-bike inspection order →- FrameLook closely for dents and hairline cracks around welds, the head tube and bottom-bracket area. Cosmetic scratches matter less than a change in shape or a crack line.Inspect the frame and fork →
- BrakesInspect pad condition, cable movement and the rim sidewalls or brake tracks for wear. A concave or heavily worn braking surface can mean the wheel also needs replacement.Inspect the brakes →
- DrivetrainShift through every gear under light load and measure chain wear. Confirm that the shifter, derailleur, chain and cassette belong to the same 7-speed system.Check drivetrain wear →
- Wheels & tiresSpin both wheels and watch the rims for side-to-side or vertical movement. Check for dents, cracks, loose or uneven spokes and hub play, then inspect both tire casings for cuts, cracking or exposed threads.Check wheels and tires →
- Bottom bracketTurn the cranks slowly, feel for rough bearings and check for side-to-side play. Creaking under load deserves investigation but does not identify the source by itself.Inspect the bottom bracket and shell →
Bike-specific inspection checklist 19 checks based on 5 archived component groups Open checklistClose checklist
This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.
Identity and fit
Follow the full used-bike inspection order →Archived: 2017 Giant XtC Jr 20 Lite · Youth · Published sizes: One Size
Frame and fork
Inspect the frame and fork →Archived: Frame: ALUXX-grade aluminum · Fork: High-tensile steel · Steel
Drivetrain
Check drivetrain wear →Archived: Shifters: Shimano RS35 · Rear derailleur: Shimano Tourney · Crankset: Alloy, 3-Piece, 36T w/ chain guard · Bottom bracket: Threaded cartridge, Non-sealed · Cassette: 14x34, 7-speed · Chain: KMC HV500
Brakes
Inspect the brakes →Archived: Brakes: Alloy linear pull
Wheels and tires
Check wheels and tires →Archived: Rims: Giant Youth, Alloy, 20" · Hubs: Bolt-on, 32h · Front tire: Giant Junior Lite Sport, 20x1.95 · Rear tire: Giant Junior Lite Sport, 20x1.95
Controls and contact points
Archived: Handlebar: Giant Jr MTB, Low Rise, 25.4mm · Stem: Steel quill · Seatpost: Alloy, 30.9mm · Saddle: Giant Youth · Pedals: Nylon Platform
Before and during the test ride
Follow the full used-bike inspection order →Build relationships are limited to the archived manufacturer specifications. Confirm exact fit and standards before ordering parts or performing service.
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Current market
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.




