- New
Well-built junior freestyle BMX bike with a Diamond WB frame and a 9T cassette hub – now also in eye-catching Gloss Copper Orange.
The junior freestyle BMX bike Haro Downtown 18 is built for riders who have outgrown a standard kids' bike but aren't yet tall enough for a full 20" freestyle BMX. This version comes in gloss Copper Orange, easy to spot on the street or in the park. The hi-tensile steel Diamond WB frame with an 18" top tube and a more aggressive freestyle geometry follow a smaller rider's proportions, not just a shrunk-down adult frame. The build matches Haro's higher-tier bikes: 3-piece Baseline CrMo cranks, a cassette rear hub with a 9-tooth driver, and laced alloy wheels. Suited to riders roughly 110–140 cm tall, for street riding and first park tricks alike.
The Diamond WB frame is a lighter version of the previous design, with a reworked tube profile and new rear dropouts that let you fine-tune chain tension without extra spacers. Hi-tensile steel is standard on entry-level freestyle bikes – heavier than aluminium, but better at absorbing repeated impact from ledges and stair sets, which matters more on a kids' bike still learning tricks than a few extra grams. The shorter 18" top tube and lower centre push the geometry closer to a rider around 110–140 cm tall, so the bike doesn't feel like a cut-down adult frame.
Hi-tensile steel is cheaper and somewhat heavier than the chromoly (Cr-Mo) alloy used on Haro's higher-tier bikes – on the Downtown 18 frame and fork that means a few hundred extra grams versus a Cr-Mo version, in exchange for a lower price at the same resistance to cracking. The cranks are Cr-Mo instead, because there bending strength under pedalling load matters more than overall frame weight.
A classic freewheel has its ratchet mechanism built into the hub shell itself, so the whole unit – bearings included – has to come off to service it. A cassette hub separates the 9-tooth driver from the hub shell, so servicing and swapping the gear ratio is quicker, and bearing play tends to be tighter, which a rider notices on a hard pedal stroke into a turn or a manual. The 25/9T gearing (Haro ST 25 Lite chainring) is a common ratio for junior freestyle riding, on flat ground and gentle rollouts alike.
The Downtown 18 is a transition bike between a kids' bike and a full 20" freestyle BMX – aimed at riders roughly 110–140 cm tall who want to try manuals, bunny hops and first ramp tricks but aren't at adult geometry yet. The rear 990 AL U-brake keeps the bike usable outside the park too, and the Haro 1978 hinged brake lever fits smaller hands. At 10.2 kg complete, even a smaller kid can lift and hop the bike without a parent's help.
Find the full technical parameters in the Specification tab.
No, it's purely a colour variant. The frame, geometry, cranks, hub and rims on the Gloss Copper Orange are identical to the Semi Gloss Black – only the frame, fork and some component finishes differ.
The manufacturer targets riders roughly 110–140 cm tall, thanks to the 18" top tube and lower bike centre. Above that height a full 20" freestyle BMX with longer geometry makes more sense.
No, the Downtown 18 only has a rear 990 AL U-brake – standard on entry-level freestyle BMX bikes, which simplifies cable routing and servicing.
The previous generation of the model (the green variant in our catalogue) used an older crank and hub generation with a higher complete weight (10.7 kg). The current Downtown 18 with a 9T cassette hub and Haro Baseline cranks weighs 10.2 kg and services faster.
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I have to say this is the best shop/service I have come across in the 15 years I have been riding BMX. My only regret is that I only started coming to you recently.
Great approach and knowledge, highly recommended.
Regular bike servicing. They always give great advice on choosing new components, bikes and accessories. We recommend them.
Over 130 ratings from verified customers
A great shop with a thoroughly professional yet human approach. I have been ordering from them for a long time and there has never been any problem. Communication works perfectly and you know where you stand right from the start.
I now have my second Haro bike from Katmar Bike Center – this time an e-bike. Completely satisfied. Professional and helpful approach. I warmly recommend this shop.
Reliable. I bought a new chain, it turned out to be unsuitable, but exchanging it for another one was no problem.