Original price was: $999.00.$899.00Current price is: $899.00.
In stock
The Giant STP 20 2026 in Teal gives young riders a capable bike for discovering trails, pump tracks and off-road adventures. This front-suspension model combines an ALUXX aluminium frame with a 63mm suspension fork, simple eight-speed gearing and hydraulic disc brakes. Compact 20-inch wheels and youth-sized components help smaller riders build confidence as they learn to corner, shift their weight and tackle new terrain.
The ALUXX-grade aluminium frame combines durability with a low stand-over height, giving riders room to move and making getting on and off easier. Short 323mm chainstays keep handling responsive through turns and rollers, while the low bottom bracket position helps create a stable riding platform. The Giant STP 20 is designed to feel manageable as young riders develop their off-road technique.
The SR XCT Jr. L20 coil suspension fork provides 63mm of travel to help absorb bumps on uneven paths and local trails. It adds comfort and control as riders explore rougher ground, while the hardtail layout keeps the bike straightforward to use. The front wheel uses a 9x100mm quick-release attachment, paired with a 12x142mm rear thru-axle.
Short 105mm cranks help smaller riders pedal comfortably, while Giant Junior grips and a Giant Grit Core saddle support a secure riding position. The alloy seatpost allows saddle-height adjustment as the rider grows. Designed for riders approximately 110-130cm tall, the Giant STP 20 puts fit and control at the centre of the riding experience.
The microSHIFT Acolyte 1×8 drivetrain uses one front chainring and eight rear gears, keeping shifting easy to understand. A 30T Prowheel crankset pairs with an 11-38T cassette to provide useful gearing for climbs, paths and trail sections. Youth-optimised shift controls and a clear gear indicator help riders learn to select the right gear as the terrain changes.
Tektro HD-J2820 hydraulic disc brakes provide smooth braking with controls suited to younger riders. The 160mm rotors front and rear deliver controlled stopping when approaching corners, descending or riding on changing surfaces. The youth-focused lever design helps riders manage their speed with confidence.
Giant TRA 2 alloy rims feature a 30mm internal width and Wide Guard rim technology, paired with Kenda Amrak 20×2.2-inch tyres. The compact wheels keep the bike manageable for smaller riders, while the tyres provide a trail-focused tread for off-road exploration. The rims are hookless and tubeless ready; tyre compatibility and setup requirements should be confirmed before a tubeless conversion.
The Giant STP 20 suits young riders approximately 110-130cm tall who are ready to explore beyond smooth bike paths. Its front suspension, hydraulic brakes and straightforward gearing make it a strong choice for developing skills on local trails and pump tracks. The Teal finish completes a playful bike built to encourage more time riding outdoors.
| Frame | ALUXX-grade aluminium, 12x142mm rear thru-axle |
| Fork | SR XCT Jr. L20, coil spring, 9x100mm quick release, 63mm travel |
| Rear Shock | N/A |
| Handlebar | Giant Sport alloy, 31.8mm clamp |
| Grips | Giant Junior |
| Stem | Forged alloy, 0-degree, 40mm |
| Seatpost | Alloy, two-bolt, 30.9mm |
| Saddle | Giant Grit Core |
| Pedals | Platform |
| Shifter | microSHIFT Acolyte, 1×8 |
| Front Derailleur | N/A |
| Rear Derailleur | microSHIFT Acolyte, 1×8 |
| Brakes | Tektro HD-J2820 hydraulic disc brakes |
| Brake Levers | Tektro HD-J2820 |
| Rotors | 160mm front and rear |
| Cassette | Shimano HG83, 11-38T |
| Chain | KMC Z8.1 |
| Crankset | Prowheel forged, 30T, 105mm |
| Bottom Bracket | Cartridge, threaded |
| Rims | Giant TRA 2 hookless tubeless-ready alloy, 30mm internal width |
| Front Hub | Giant Tracker, quick release, six-bolt disc |
| Rear Hub | Giant Tracker, thru-axle, six-bolt disc, HG driver body |
| Spokes | Stainless steel, 14g |
| Tyres | Kenda Amrak, 20×2.2 inches |
| Colour | Teal |
| Size | One Size |
| Frame Size | Wheel Size | Suggested Rider Height |
|---|---|---|
| One Size | 20-inch | 110-130cm |
Sizing information should be used as a general guide only. Rider proportions, confidence and riding experience can affect the most suitable bike size. Please contact George’s Bike Shop Balcatta if you need assistance choosing the right bike for your young rider.
Shop the Giant STP 20 2026 – Teal from George’s Bike Shop Balcatta, Perth’s trusted local Giant bicycle dealer since 1990. Every bicycle is professionally assembled and checked by our experienced workshop before collection. Specifications are based on information supplied by Giant Australia and may change due to component availability or running production substitutions, so please contact us before purchasing if a particular component or specification is important to you.
Visit Giant Bicycles Australia to learn more about the STP kids’ bike range.
