Speed Tyre 24 x 1⅜ Duro Grey

What Is It?

The Speed Tyre 24 x 1⅜ Duro Grey is a traditional city, commuter, and utility bicycle tyre manufactured by Duro and sold under the Speed brand. It is designed for 24-inch wheels commonly found on older roadsters, commuter bikes, utility bicycles, and some junior bikes. The tyre prioritizes durability, reliability, and low rolling resistance on paved surfaces.

Key Features

• Classic 24 x 1⅜ sizing for utility and commuter bicycles.
• Durable rubber compound designed for everyday use.
• Smooth to semi-slick tread pattern for efficient road rolling.
• Grey sidewall finish for a traditional appearance.
• Suitable for paved roads and light urban riding.
• Good balance of comfort and longevity.

Specifications

• Brand: Speed / Duro
• Tyre Size: 24 x 1⅜
• ETRTO Size: Typically 37-540 (may vary slightly by model)
• Colour: Grey
• Tyre Type: Clincher
• Bead Type: Wire bead
• Intended Use: Urban, commuter, utility, and leisure cycling
• Terrain: Asphalt, paved roads, cycle paths
• Tubeless Ready: No
• Puncture Protection: Basic standard casing protection

Pros

• Affordable replacement tyre.
• Durable construction for daily commuting.
• Low rolling resistance on paved surfaces.
• Classic appearance suits vintage and utility bikes.
• Easy to install and maintain.
• Good lifespan under normal riding conditions.

Cons

• Limited grip on loose gravel and muddy terrain.
• Basic puncture protection compared to premium commuter tyres.
• Heavier than performance-focused tyres.
• Not suitable for mountain biking or aggressive off-road use.
• Limited high-performance characteristics.

Who Is It Suitable For?

• Daily commuters.
• Utility and shopping bike riders.
• School-going cyclists.
• Recreational riders.
• Owners of vintage or roadster-style bicycles.

Who Should Use It?

• Riders needing a dependable and economical replacement tyre.
• Cyclists riding primarily on tarred roads and cycle paths.
• Bicycle shops servicing commuter and utility bicycles.
• Riders restoring older 24-inch roadster bicycles.

Bottom Line

The Speed Tyre 24 x 1⅜ Duro Grey is a practical, budget-friendly tyre built for everyday road use. It offers dependable durability, comfortable riding characteristics, and a classic look, making it an excellent choice for commuters, utility cyclists, and riders maintaining older 24-inch bicycles. While it lacks advanced puncture protection and off-road capability, it delivers solid value for reliable urban transportation.