
Velopedia Bicycle Archive
2019 Giant XTC SL Jr 24
Original manufacturer specifications including geometry for 1 published size.
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What Velopedia knows
- Model year
- 2019
- Category
- Mountain
- Original MSRP
- $650.00
- Sizes
- One Size
- Colors
- Apple Green / Black / Charcoal
- Geometry
- 1 manufacturer size
- Record coverage
- 22 preserved details · archived image · original MSRP · preserved geometry
- Archive ID
- 900002113
Model history 2 other years
Frameset
| Frame Construction | ALUXX-Grade Aluminum |
|---|---|
| Frame Material | Aluminum |
| Fork | SR Suntour XCR LO 24' Air, 65mm travel, progressive air system |
| Rear Shock | N/A |
Drivetrain
| Shifters | Shimano Altus |
|---|---|
| Front Derailleur | Shimano M190 |
| Rear Derailleur | Shimano Acera |
| Crankset | Prowheel Burner, 22/32/42 with chain guard |
| Bottom Bracket | semi-cartridge |
| Cassette | Shimano HG31, 11x34 |
| Chain | KMC Z72NP |
| Pedals | one-piece black PP, 9/16 |
Brakes
| Brakes | Shimano BR-M315, 160mm rotor |
|---|
Cockpit & Contact Points
| Handlebar | Giant Sport alloy, low rise, 31.8mm |
|---|---|
| Stem | Giant Sport Alloy, 10-Degree |
| Saddle | Giant Grow Technology Jr. Sports |
| Seatpost | alloy single-bolt, 30.9x300mm |
Wheels & Tires
| Hubs | Joytech [F] 041DSE [R] 142DSE, alloy Disc hub, double-sealed, loose ball bearing, 32H |
|---|---|
| Rims | Giant Kids 24, 6061 aluminum, double wall |
| Spokes | stainless, 14G |
| Front Tire | Giant Junior Lite Sport, C-1866 24x1.95, 60tpi |
| Rear Tire | Giant Junior Lite Sport, C-1866 24x1.95, 60tpi |
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 | One Size |
|---|---|
| Seat tube | 305 mm |
| Top tube | 520 mm |
| Head tube | 120 mm |
| Head-tube angle | 70.5° |
| Seat-tube angle | 72° |
| Chainstay / rear center | 410 mm |
| Wheelbase | 978 mm |
| Bottom-bracket drop | 24 mm |
| Standover height | 616 mm |
| Crank length | 152 mm |
| Stem length | 60 mm |
| Handlebar width | 600 mm |
| Wheel size | 24 |
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 →
- BrakesTest each brake separately and confirm it stops firmly and releases cleanly. Inspect the pads and braking surfaces for wear or contamination, and check the cables or hoses for damage.Inspect the brakes →
- SuspensionAsk when the fork was last serviced. Check the stanchions for damage, look for oil at the seals and make sure the fork moves smoothly without bushing play.Evaluate the suspension →
- DrivetrainShift through the full range under light load, measure chain wear and inspect the cassette or freewheel teeth. Skipping or hesitation can indicate wear, poor adjustment or mismatched parts.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 →
Bike-specific inspection checklist 20 checks based on 6 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: 2019 Giant XTC SL Jr 24 · Youth · Published sizes: One Size
Frame and fork
Inspect the frame and fork →Archived: Frame: ALUXX-Grade Aluminum · Fork: SR Suntour XCR LO 24' Air, 65mm travel, progressive air system
Suspension
Evaluate the suspension →Archived: Fork: SR Suntour XCR LO 24' Air, 65mm travel, progressive air system
Drivetrain
Check drivetrain wear →Archived: Shifters: Shimano Altus · Front derailleur: Shimano M190 · Rear derailleur: Shimano Acera · Crankset: Prowheel Burner, 22/32/42 with chain guard · Bottom bracket: semi-cartridge · Cassette: Shimano HG31, 11x34 · Chain: KMC Z72NP
Brakes
Inspect the brakes →Archived: Brakes: Shimano BR-M315, 160mm rotor
Wheels and tires
Check wheels and tires →Archived: Rims: Giant Kids 24, 6061 aluminum, double wall · Hubs: Joytech [F] 041DSE [R] 142DSE, alloy Disc hub, double-sealed, loose ball bearing, 32H · Front tire: Giant Junior Lite Sport, C-1866 24x1.95, 60tpi · Rear tire: Giant Junior Lite Sport, C-1866 24x1.95, 60tpi
Controls and contact points
Archived: Handlebar: Giant Sport alloy, low rise, 31.8mm · Stem: Giant Sport Alloy, 10-Degree · Seatpost: alloy single-bolt, 30.9x300mm · Saddle: Giant Grow Technology Jr. Sports · Pedals: one-piece black PP, 9/16
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.




