Surly Track Cog
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Surly Track Cog Info
The Surly Track Cog is a durable, precisely machined component designed for fixed-gear and track riders who demand reliable engagement and long-lasting performance. Known for its toughness and precision, this cog embodies Surly’s reputation for building simple, functional, and nearly indestructible parts.
Machined from heat-treated, chrome-plated steel, the Surly Track Cog offers excellent wear resistance and strength, ensuring smooth and consistent power transfer through countless miles of hard riding. Its deep, accurate threading ensures a secure fit on standard track hubs, providing a solid interface that stands up to the rigors of high-torque sprinting and fixed-gear braking.
Available in a range of tooth counts, the Surly Track Cog allows riders to fine-tune their gear ratios for both velodrome racing and urban riding. With its no-nonsense construction and clean finish, it’s built to perform reliably whether on the boards, the street, or the training rollers.
Surly Track Cog Highlights
- Material: Heat-treated, chrome-plated steel for maximum strength and longevity.
- Threading: Precision-machined threads ensure secure installation on track hubs.
- Compatibility: Fits standard 1.37" x 24T threaded track hub interfaces.
- Finish: Polished chrome surface resists corrosion and wear.
- Options: Available in multiple tooth sizes for optimal gear selection.
Performance Benefits
- Reliable Power Transfer: Rigid steel construction ensures consistent engagement under load.
- Durable Design: Heat-treated material resists wear from heavy use and skid braking.
- Versatile Setup: Multiple tooth options allow precise tuning for track or fixed-gear riding.
Final Take
The Surly Track Cog delivers the strength, precision, and reliability that fixed-gear and track cyclists demand. With its rugged steel construction and flawless machining, it’s built to perform lap after lap—or mile after mile—without compromise.



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