ONZA is a producer of high quality mountainbike tires with distinctive looks and a healthy dose of Swissness. Our tires are top rated in tests around the globe.

Offered in 27.5" and 29" and different colorways, this tire combines high performance and top looks into one and scores best test results around the world.

Find out which tire might fit your riding style best by exploring our product matrix. Attention Enduro and Downhill pilots: The Aquila has landed and brings all-round performance to your segment. Looking for a true all-round tire which covers a wide range of application? Look no further, there's a Porcupine for everyone.

Shop our selection of Onza products at JensonUSA. We offer 27.5 and 29-inch bicycle tires for mountain bikes. Visit our store for great deals and fast delivery!

A clearly structured, svelte line of goods and products with a distinctive character: These were two goals that the heads behind Onza Tires had set when they started their new tire brand.

Its roots go back to being pioneers of MTB with revolutionary parts and original tyre designs and today Onza produce a wide range of tyres designed for a wide variety of terrain and conditions, from their fast rolling Canis cross country tyre to their more aggressive Greina downhill tyre there’s an Onza tyre to suit your style of mountain biking.

UK steel MTB trail bikes. Custom options available, built here in Derby. Onza, A New Chapter? Onza is now 25 years old. Its roots go back to being pioneers of MTB with revolutionary parts and original tyre designs. After 10 years, it stepped into mountain bike trials producing world champions and national titles along the way.

Onza’s Jackpot (and the 29er/27.5+ Payoff) are beautifully detailed, very versatile, steel frames that ride every bit as good as they look. But given the tyres need swapping immediately the...

The Porcupine is the ideal all-rounder that works in every situation, no matter the conditions or application thanks to Onza's GRC casing technology. With three different color options, two widths, and 27.5 and 29 options there is a Porcupine for every rider out there.

Named after the Capricorn, the Ibex MTB tire offers top performance in mountainous terrain and shines in a wide range of conditions. The Ibex is offered in 27.5" and 29" wheel sizes and in black and Skinwall colors to best match your bike. Top rated in tests around the world!