Giant ARX 20

£334.95
Was £424.99
30 days free insurance available

Finance available from £7.48 per month with V12 Finance

ONESIZEONLY - 20 WHEEL
ONESIZEONLY/20

The Giant ARX 20 perfectly balances performance with accessibility, providing the ideal mix of speed, control, and style, especially developed for young riders. This lightweight, high-quality aluminium bicycle is notable for being the lightest in its category and features a stable geometry designed to inspire confidence and encourage progress.

Light As Air

The Giant ARX 20 comes with high-grade ALUXX aluminium construction. This provides a tough, durable frame that is also incredibly light. It stands out with the lightest weight in its category, ensuring a smooth and undemanding ride designed to promote ongoing cycling enjoyment and development.

Built For The Young

Designed specifically with younger riders in mind, this bike features 20-inch wheels and lightweight components. This design ensures better control and safe, ergonomic positioning.

Geared For All Surfaces

Equipped with versatile tyres, the ARX 20 is ready for any adventure, whether that takes you across road, gravel, or dirt. Its superior handling capacity ensures optimal performance on all terrains.


Advanced Technology

Equipped with the ALUXX Aluminium Technology, this bike boasts a 6061 alloy with single-butted tubes. It works to create a strong, lightweight frame optimal for a variety of riding styles and conditions. The ARX 20 doesn't just lead in performance - it sets the standard.

Experience unmatched performance with the ARX 20 - a small bike with a huge personality, crafted for the young and the adventurous. Don't just ride, soar with the Giant ARX 20.

Sizes one size
Colours Purple, Sapphire, Grenadine, Metallic Orange
Frame ALUXX-Grade Aluminum
Fork alloy
Shock N/A
Handlebar Giant Youth, 480mm width
Stem forged, alloy, 25.4x60mm
Seatpost alloy, 27.2mm
Saddle Selle Royal Vivo Jr.
Pedals platform
Shifters Shimano Altus SL-M315
Front Derailleur N/A
Rear Derailleur Shimano Altus RD-M310
Brakes alloy, linear pull
Brake Levers alloy, junior MTB
Cassette Shimano HG200, 12x32
Chain KMC Z8
Crankset alloy, forged, three-piece, 32t, 115mm
Bottom Bracket sealed cartridge
Rims Giant Kids 20"", alloy
Hubs alloy, F 24h QR, R 24h
Spokes stainless, 14g
Tyres Innova IB-3010, 20x1.5""
Compatibility For fitting stabilisers to the ARX 16 please consult your Giant stockist. The ARX 20, 24 and 26 are not compatible with stabilisers due to the quick release axle and derailleur gear system

Please note: Manufacturers can sometimes change the specification of the products from time to time.

More reasons to buy from us

We price match all products on a like for like basis.

To qualify the item must be available in stock with a UK supplier and any additional costs taken into consideration.

i.e delivery charges, buyers premium, assembly charges.

Call us on 01823 252499 before you make your purchase to enquire about price matching a product.

Please read our full price match policy.

With all bike sales you will receive an informational bike pack that contains a 15% Off accessories voucher inside.

This voucher is redeemable at your nearest Bicycle Chain, Rock & Road or Climb On Bikes Store.

We currently have stores in Yeovil, Taunton, Bridgwater, Weston-Super-Mare and Hereford.

This is part of our 'Support Local Business' initiative, where we want to see local riders supported by their local bike shops.

We hope to see you in store soon.

When you buy a bike from us in the store or come to collect your Click & Collect order we will adjust your new bike to fit you.

This includes adjusting saddle height, saddle position and where possible adjusting the brake levers / gear shifters.

We will also adjust any accessories you have purchased with your bike where applicable.

When you buy a bike from us you will get a free service at your nearest Bicycle Chain store within 6 weeks of taking delivery of your bike.

The free service is put in place to make sure the bike you have purchased is running correctly and to adjust out any cable stretch that happens to any new bike.

The type of bike you have bought and the type of riding you have planned will affect how soon you need to book your free service.

  • Light use - 6 weeks
  • Daily commuting / moderate use - 4 weeks
  • Hard / aggressive use - After the first 2 rides

However if you experience any issues at any time you should stop riding your bike and book your bike in for its free service immediately.

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  • Sunday: Closed