Description
Upgrade Your Gravel Ride with the Surly Knard Tire 650b x 41 – Optimal Traction and Low Rolling Resistance
Designed for serious gravel explorers and adventure cyclists, the Surly Knard Tire 650b x 41 offers a perfect blend of durability, performance, and style. Crafted with high-quality materials and innovative engineering, this clincher wire bead tire ensures reliable performance on diverse terrains, from rugged dirt paths to smooth gravel roads.
Materials & Construction
The Knard features a robust 33 TPI casing that delivers a lightweight yet resilient ride. Its durable wire bead construction enhances stability and support, making it ideal for long-distance gravel adventures. The tire’s black sidewalls not only provide a sleek aesthetic but also resist wear and UV damage, ensuring longevity even during gritty rides.
Performance & Engineering
Engineered for the demands of gravel riding, the Knard’s innovative low-block tread pattern offers a balanced mix of grip and rolling efficiency. Whether ascending steep gravel climbs or cruising on flat terrain, riders benefit from improved traction and reduced rolling resistance. The 41mm width provides ample volume for comfort and control, while maintaining compatibility with 650b/27.5″ wheelsets.
Components & Technology
This tire features a clincher design with a wire bead for easy installation and compatibility with a wide range of rims. The 75 PSI maximum pressure ensures optimal performance and tire longevity, providing enough volume for comfort without sacrificing speed. Its 33 TPI construction strikes a balance between flexibility and durability, enhancing ride comfort over rough surfaces.
Style & Use Case
Whether you’re conquering gravel trails, cyclocross courses, or mixed-terrain adventures, the Surly Knard Tire is your reliable partner. Its aggressive yet low-profile tread pattern offers excellent mud shedding and grip, making it suitable for adventure cyclists seeking versatility and performance. The sleek black finish complements any bike, adding a touch of style to your gravel setup.
Key Features & Highlights:
– Size & Compatibility: 650b x 41mm, ISO Width 41mm, ISO Diameter 584/650b/27.5″
– Construction: Durable wire bead with a 33 TPI casing for strength and flexibility
– Performance: Low-block tread pattern for optimal traction and low rolling resistance
– Pressure & Load: Rated for up to 75 PSI, ideal for gravel and mixed terrain riding
– Materials: High-quality rubber compound for durability and puncture resistance
Please note: Always verify rim compatibility with your rim manufacturer before installation to ensure the best fit and safety.
Elevate your gravel riding experience with the Surly Knard Tire 650b x 41 – engineered for adventure, built for performance.
- High-traction gravel tire with a low-block tread pattern designed to optimize grip and minimize rolling resistance on mixed terrain.
- Constructed with durable 33 TPI casing and a wire bead for reliable clincher performance and enhanced longevity in rugged riding conditions.
- Engineered with a 41mm ISO width and 650b/27.5″ diameter, providing versatility and compatibility with a wide range of gravel and adventure bikes.
- Ideal for gravel, adventure, and drop bar road cycling, offering a perfect balance of style and functionality in a sleek black finish.
- Features innovative low-profile tread for improved performance on diverse surfaces, with recommended 33 PSI for optimal traction and comfort during long rides.
| Color | Black |
| TPI | 33 |
| Weight | 610 |
| Defined Color | Black |
| ISO Width (mm) | 41 |
| ISO Diameter | 584 / 650b / 27.5″ |
| Tire Intended Use | Gravel |
| Tire Diameter | 650b |
| Tire Bead | Wire |
| Labeled Size | 650b x 41 |
| Tire Type | Clincher |
| PSI | 75 |






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