Titanium, reimagined.

Built for the ride you've always wanted.

Bossi Bicycles

Premium titanium. Engineered to perform.

Bossi is an independent Australian brand building premium titanium road and gravel bikes around real-world performance and progressive design. Every frame is developed through multiple prototypes, tested beyond industry standards, and finished by hand. Every complete bike is assembled to order in Australia, configured specifically for the rider.

The range

Our builds

View all bikes: Our builds

Our philosophy

Titanium at its best

The cycling industry has spent years chasing narrow performance metrics - stiffer, lighter, more aerodynamic - often at the expense of what actually makes a bike enjoyable to ride. Bossi was founded on a different conviction.

We believe the best performance bike is the one that works with the rider across the full reality of their riding. That demands more than good numbers. It demands honest design, advanced engineering, and a genuine understanding of how materials, geometry, and ride quality interact in the real world.

Every Bossi is the result of that thinking. Titanium elevated through progressive design and advanced manufacturing methods. Bikes that perform, last, and ride unlike anything else in the category.

Learn more: Titanium at its best

What we stand for

Built for the rider

  • 01

    Purposeful design

    Every Bossi is developed around the rider and intended ride experience. Handling, stiffness, compliance, and durability are considered together, creating bikes that feel responsive, composed, and comfortable over distance. Integration, utility, materials, and manufacturing methods are used where they improve performance, reliability, or long-term ownership.

  • 02

    Modern titanium

    We use advanced manufacturing, contemporary standards, and progressive frame design to push titanium beyond its traditional limits. The result is a bike that carries titanium’s natural durability and ride quality, with the performance, integration, and precision expected from a modern platform.

  • 03

    Tailored solutions

    We guide each customer toward the right model, fit, and build direction based on how they ride. That means practical, brand-agnostic advice on sizing, contact points, component selection, and intended use, without unnecessary complexity.

  • 04

    Long-term quality

    A Bossi is designed to ride well, last, and remain relevant beyond short-lived trends. From manufacturing and finishing to assembly, setup, and support, every detail is handled with the aim of creating a bike you can trust for years.

Purchase pathways

A clearer way to buy a Bossi

We’ve simplified the purchasing process into three clear pathways: Frameset, Core Build, and Custom Project.

Every rider approaches a new bike differently. Some want the frameset as a blank canvas. Some want a complete bike with the major decisions already resolved. Others have a specific finish, component package, or project in mind.

The new structure is designed to create better value by matching each pathway to the level of control, guidance, and support you need.

Choose the pathway that suits how you want to buy, build, and ride.

Riders

Testimonials

  • I purchased a Grit and couldn't be happier with both the bike and the service.

    From the moment I walked into Bossi Bicycles, I was met with exceptional care and expertise. James and Peter truly listen, providing a customer-centric approach that is both considered and attentive.The Grit is awesome to ride. Whether I'm riding on the road, tackling gravel trails, or embarking on long day rides and multi-day bike packing trips, it handles superbly. I have now ridden over 17,000 kilometers, and the bike has performed flawlessly throughout.

    I highly recommend Bossi Bicycles for anyone in search of a high-quality bike and outstanding service. Their dedication to customer satisfaction and their passion for cycling shine through in every interaction.

    Mike RSydney, NSW

  • BEST BIKE IVE EVER RIDDEN!
    Exceptional ride quality, very stable and planted on descents, capable on the hills. Overall Magic!

    Working with Bossi on bike fit and end product was a dream process. Wouldnt hesistate to do it again but not much need to as this easily feels like the “Forever bike”

    The Strada SS Ti frameset is a true flex in the REAL WORLD. No words needed when u see it in person. It speaks for itself!

    Walter DSydney

  • Bought the Grit 4 years ago and I’m currently riding it multiple times a week. Must say it is an awesome bike. It feels great on gravel and very trustful at any speed. I’ve totally abandoned my other bike since owning this one.
    Also, James and Peter did a great job of shipping it to Germany after I left Australia. Great service all in all.

    MCochGER

  • Thoroughly satisfied with my first venture into the world of Bossi Titanium.
    I’ve been enjoying my Grit for around six weeks now, with around 1,000km up so far. Its performance on the loose stuff is next level, with amazing agility, responsiveness and comfort, on top of that it has replaced my old roadie as a more than capable day to day commuter.
    It’s not only the bike that excels, the team at Bossi is exceptional and adds a level of professionalism that other LBSs can’t match. When you’re ready for the next step up, I recommend taking a look at a Bossi.

    John MSydney, AUS

  • I am a huge “fan” of customer service and that’s what I have received not only from James but Peter as well over the phone to make sure everything has gone smoothly with the purchase from Bossi

    NOW THE BIKE (Strada SS) - well until you ride a titanium bike you will not understand how awesome it really is. Looks & feels great, comfortable/smooth on the road and most of all stands out like nothing else.

    Highly recommend this business for the product itself and service I have received before, during and after purchase

    Luke MAUS

  • What a bike. I have my Grit SX and it's awesome.
    Absolutely stunning to look at and sensational to ride.
    It climbs beautifully and kills gravel.
    I just got back from a three day tour and it made carrying a ton of gear a pleasure.
    Then there's the customer service. James wrote the book on this. Always a great help from the very first phone call and a pleasure to speak to.
    If you're considering a Bossi bike, stop thinking about it and just buy one, you will love it.
    Thanks for this cracker of a bike James.

    Steve XAUS

  • James Bossi created a very beautiful and special bike - the Strada SS. After the first 150 miles I‘m proud to have this bicycle in my collection. Starting with the order, the communication via email and finishing with the delivering the bike from Australia to Austria - everything has been perfectly organised by James Bossi and his team

    Sebastian AAustria

Custom builds

Recent builds

See all builds

Offers

Promotions

From time to time, we put together special offers on bikes, components, or complete builds. Below you’ll find our current promotions. Each is available in limited numbers or for a limited time.

See offers: Promotions

View our range of

Titanium

Bikes and frames

Journal

What's happening at Bossi

Check out the latest news, community events, and product launches here at Bossi Bicycles

Read more: Latest News

Choose with confidence

A Bossi consultation helps you make the right decisions before the build begins. We will guide you through model choice, sizing, fit considerations, component options, and the best pathway for your needs: Frameset, Core Build, or Custom Project.

For complete bikes, our Core Builds give you a proven starting point based on the configurations we build, test, ride, and support most often. From there, key fit and component choices are refined to suit you and your riding style.

Book Your ConsultationEmail us

Speak to us

If you have a question about a model, a build or fit, send it here and we will come back to you.