20 Inch Bikes

Buy BMX Bikes online from Australia with confidence! LUXBMX is comprised of a staff of lifelong, die hard BMXer's (350+ years experienced combined!). We stock the best BMX Bikes for all ages, sizes and riding levels. Having ridden BMX Bikes our entire lives, we have experience in every department. LUXBMX carries Australia's biggest range of Freestyle & Race BMX Bikes, we stock all brands and models that we believe in, and truly stand by every bike you see listed. We have bikes available for every budget. Be sure to reach out if you need any further expert advice. Hope to see you out shredding soon! Yeeew!

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The Radio Quartz Pro Bike (2026) is a gray BMX-style bike with an aluminum Quartz frame, black handlebars, seat, and wheels, shown from the side on a white background—ideal as a lightweight alloy race bike. Radio Quartz Pro Bike (2026) - supplier product photo
Radio Quartz Pro Bike (2026)

$2,799.99 AUD

Dark Blue Grey Metallic
20.5
The Radio Quartz Pro Bike (2026) is a gray BMX-style bike with an aluminum Quartz frame, black handlebars, seat, and wheels, shown from the side on a white background—ideal as a lightweight alloy race bike. Radio Quartz Pro XL Bike (2026) - supplier product photo
Radio Quartz Pro XL Bike (2026)

$2,799.99 AUD

Dark Blue Grey Metallic
21.25
The Radio Evol XL 20 Inch Bike is an entry-level BMX with a crmo toptube, compact frame, thick tires, flat pedals, straight handlebars, and a single gear, displayed against a plain white background. The Radio Evol XL 20 Inch Bike is an entry-level BMX with a crmo toptube, straight frame, thick tires, and single gear, shown on a white background.
Radio Evol XL 20 Inch Bike

$799.99 AUD

Matte Black
Gun Metal Grey
21
The Inspyre Neo Pro Bike 2026 is shown in purple with black tires, a black seat, and straight handlebars on a white background—an ideal entry-level BMX for new riders. The Inspyre Neo Pro Bike 2026 is a white entry-level BMX race bike with black handlebars, seat, and tires, featuring red and black frame accents, displayed against a plain white background.
Inspyre Neo Pro Bike 2026

$899.99 AUD

Purple
White
20.5
The Inspyre Evo-C Disc Pro L Bike 2026 is shown with a blue frame, black tires, black seat and handlebars, Shimano hydraulic disc brakes, and yellow decals on a white background. The Inspyre Evo-C Disc Pro L Bike 2026 is a blue BMX race bike with black tires, black handlebars, Shimano hydraulic disc brakes, and an orange "NSH" logo on the frame, shown against a white background.
Inspyre Evo-C Disc Pro L Bike 2026

$2,199.99 AUD

Blue
20.75
The Fit Bike Co STR 20 Inch Bike is shown in side profile on a white background; it features a green frame, black tires and seat, and a straight handlebar—perfect for modern street BMX riding. The Fit Bike Co STR 20 Inch Bike is shown in side view against a white background, featuring thick tires, a straight top tube, and no visible gears—ideal for modern street BMX riding.
Fit Bike Co STR 20 Inch Bike

$1,099.99 AUD

Army Green
Flat Black
20.520.75
Fit Bike Co Series One Bike in red, featuring a Cro-Mo frame, black seat, black handlebars, and thick black tires, displayed side-on against a white background. The Fit Bike Co Series One Bike features a Cro-Mo frame, brown seat, gold finish, black handlebars, and black tires, displayed in side profile against a white background.
Fit Bike Co Series One Bike
$999.99 AUD
Blood Red
Smoke Chrome
Black
Gloss Cream
20.2520.520.75
The 2025 Sunday Soundwave Special Bike is a yellow BMX bicycle featuring black handlebars, saddle, and tires. Adorned with the "Sunday" logo on the frame and constructed with premium Odyssey parts, this bike offers reliability and style, backed by the 41-Thermal Lifetime Warranty. The Sunday Soundwave Special Bike (2025) is shown in yellow and black with thick tires, padded seat, high handlebars, Odyssey parts, and comes with the 41-Thermal® Lifetime Warranty for peace of mind. Displayed on a white background.
Sunday Soundwave Special Bike (2025)

$2,649.99 AUD

Gloss Yellow
Yellow
Right Hand Drive - 21Left Hand Drive - 21
Limited edition Colony Rico Pro 20 Inch Bike: yellow BMX with black seat, handlebars, pedals, and tires. Side view shown on white background. Close-up view of the Colony Rico Pro 20 Inch Bike (Limited Edition) handlebars, stem, and front wheel, highlighting its black and yellow frame details with part of a pedal in sight.
Colony Rico Pro 20 Inch Bike (Limited Edition)

$1,899.99 AUD

Green
21
The Inspyre Evo Disc Pro L Bike 2025 is a red BMX-inspired bike featuring a black seat, handlebars, and black tires accented with white lettering on the frame. Designed for performance with its race geometry, this model reflects the signature style of Inspyre EVO bikes. A red Inspyre Evo Disc Pro L Bike 2025, featuring black wheels and handlebars, boasts a sleek frame design and race geometry that echoes the style of its predecessor, the EVO series.
Inspyre Evo Disc Pro L Bike 2025

$1,498.99 AUD

Cherry Red
20.75
The Inspyre Evo-C Disc Pro XL 2025, a silver BMX bike with race-winning geometry, features black tires and handlebars set against a white background. The 2025 Inspyre Evo-C Disc Pro XL Bike, featuring race-winning geometry, sports a BMX design with a beige frame, black handlebars, and black tires set against a pristine white background.
Inspyre Evo-C Disc Pro XL Bike 2025

$2,099.99 AUD

Champagne
21.25
Save $205.00
A blue Inspyre Evo Disc Pro L Bike on a white background. A blue Inspyre Evo Disc Pro L Bike race bike on a white background.
Inspyre Evo Disc Pro L Bike

$1,294.99 AUD

$1,499.99 AUD

Blue Polish
20.75
A black and yellow child-sized mountain bike with knobby tires, a small frame, and a single gear system. Suitable for off-road or mountain biking, this lightweight Radio 20 Inch Zuma Bike is perfect for young adventurers. Part of the Zuma range. A black children's mountain bike with yellow and blue accents, featuring wide tires, front suspension, and disc brakes. This lightweight MTB bike from the Radio 20 Inch Zuma Bike range is designed for young adventurers. The frame reads "Woom OFF.
Radio 20 Inch Zuma Bike
$750.00 AUD
Black
Yellow
17.3
Save $200.00
A black and green Radio Xenon Expert XL BMX race bike. A black Radio Xenon Expert XL BMX race bike with green accents and a disc brake.
Radio Xenon Expert XL Bike

$999.99 AUD

$1,199.99 AUD

Black/Teal
20.5
The Sunday Sound Wave Special 20 Inch Bike (2023) is a black Chromoly BMX with thick tires, a straight top tube, orange "SUNDAY" on the frame, premium Odyssey parts, and is pictured on a white background. The Sunday Sound Wave Special 20 Inch Bike (2023), a black chromoly BMX with special branding, is shown indoors against corrugated metal. Key features and Odyssey parts are highlighted beside the bike.
Sunday Sound Wave Special 20 Inch Bike (2023)

$2,499.99 AUD

Rust Proof Black
Left Hand Drive - 21Right Hand Drive - 21