The Schwalbe Billy Bonkers K-Guard 26x2.25 is designed for those seeking speed, grip, and a playful riding experience on pump tracks, dirt jumps, and slopestyle. Its finely tuned tread combines easy rolling with numerous grip edges, helping you navigate the track quickly and jump with control. Even if a trick or landing does not go perfectly, the Billy Bonkers remains forgiving and accommodating.

Purpose – Where does the Billy Bonkers feel at home?

The Schwalbe Billy Bonkers is a sporty 26-inch tire suitable for pump track, dirt jump, and slopestyle. Its strength lies in the combination of agile handling, fast rolling, and grip on dusty surfaces and crushed sand.

The finely detailed blocks create numerous grip edges, providing the desired interlocking with the surface. At the same time, small ramps in the tread assist in efficient rolling. This makes the tire particularly interesting for riders who want to gain speed and maintain it until the next jump.

Suitable for:

• Pump track
• Dirt jump
• Slopestyle
• Dusty surfaces
• Crushed sand
• Riders seeking a playful and agile riding experience
• 26-inch wheelset compatible with size 57-559 / 26x2.25

Advantages & Features

• ✅ Specialist for pump track, dirt jump, and slopestyle: The Billy Bonkers is consistently designed for playful and dynamic use.
• ✅ High grip on loose surfaces: The micro-pattern enhances traction on dusty ground and crushed sand.
• ✅ Many grip edges: Finely detailed tread blocks multiply the contact edges of the tire and provide controlled grip.
• ✅ Fast rolling: Small ramps in the tread assist rolling, allowing you to build and maintain speed more easily.
• ✅ Agile riding feel: The tire is designed for playful handling and fits well with dynamic lines, jumps, and direction changes.
• ✅ Forgiving behavior: Even when a trick or jump does not go perfectly, the Billy Bonkers is built for a forgiving riding experience.
• ✅ K-Guard version: The present variant of the Schwalbe Billy Bonkers features K-Guard.
• ✅ Distinctive look: The Bronze Sidewall gives the tire a characteristic appearance.

Technical Details

• Brand: Schwalbe
• Model: Billy Bonkers
• Category: Tire
• ETRTO: 57-559
• Inch designation: 26x2.25
• Weight: 685 g
• Sealing: Tube
• Type: Wired
• Version: K-Guard
• Color: Bronze Sidewall
• Compound: SBC
• Load capacity: 100 kg
• EPI: 50
• Tread: HS600
• Maximum pressure: 4 Bar
• Maximum pressure: 55 PSI
• Minimum pressure: 2 Bar
• Minimum pressure: 30 PSI

Technologies Explained Simply

1. K-Guard
   K-Guard refers to the integrated puncture protection in this version of the Billy Bonkers. For you, this means an additional protective layer between the road or surface and the tube.
2. SBC Compound
   The SBC Compound refers to the rubber mixture used in the tire. The mixture affects essential riding characteristics of a bike tire, including grip, rolling behavior, and durability.
3. HS600 Tread
   The HS600 Tread of the Billy Bonkers features finely detailed blocks and numerous grip edges, providing pronounced micro-patterning for grip on dusty surfaces and crushed sand. Small ramps simultaneously aid in rolling and help the tire maintain speed.
4. Tube
   The indication Tube means that this version is designed for use with a bicycle tube. Hence, the described variant is not a tubeless version.
5. Wired
   Wired refers to a wire tire. The tire has a wire core in the tire bead, which sits on the rim.
6. 50 EPI
   EPI stands for the number of threads per inch in the tire casing. For the Schwalbe Billy Bonkers of this version, this value is 50 EPI.

What distinguishes the Schwalbe Billy Bonkers?

The Schwalbe Billy Bonkers K-Guard 26x2.25 is not a tire designed to cover as many different use cases as possible. Its clear focus is on pump track, dirt jump, and slopestyle.

What is particularly characteristic is the combination of micro-patterning, finely detailed blocks, and small ramps in the tread. With this, the Billy Bonkers combines grip on dusty and sandy surfaces with as light a rolling action as possible. For those seeking a 26-inch tire aimed specifically at a playful and agile riding style with jumps and tricks, this is the right fit.

Why the Schwalbe Billy Bonkers K-Guard Wire Tire?

The Schwalbe Billy Bonkers K-Guard 26x2.25 is a 26-inch wire tire for pump track, dirt jump, and slopestyle. It caters to sporty riders looking for a combination of agile handling, grip on dusty surfaces, and fast rolling. The HS600 Tread utilizes finely detailed blocks for numerous grip edges and small ramps to assist in rolling behavior. The variant in 57-559 comes with K-Guard, SBC Compound, 50 EPI, and Bronze Sidewall and is used with a tube.

Our Conclusion

• ✅ Ideal for pump track, dirt jump, and slopestyle
• ✅ Agile, playful riding behavior for dynamic lines and jumps
• ✅ Good conditions for grip on dust and crushed sand
• ✅ Tread with small ramps for easy and fast rolling
• ⚠️ Less suitable if you are looking for a tire whose focus lies outside of pump track, dirt jump, and slopestyle

Scope of Delivery

• 1 × Schwalbe Billy Bonkers K-Guard wire tire, 26x2.25