The Shimano Tiagra ST-4700L shift/brake lever is a left-side control unit designed for road bikes equipped with 2-speed Tiagra 4700 double drivetrain systems. It integrates both shift and brake functions into a single ergonomic lever body, providing reliable, predictable performance for recreational, sport, and long-distance riding.
The ST-4700 series uses Shimano’s 4-arm actuation and redesigned ergonomic shaping to improve lever reach and control compared to earlier Tiagra models. This left-side unit operates the front derailleur in 2-speed setups, allowing smooth, dependable shifting between the larger and smaller chainrings. The brake lever portion delivers consistent stopping performance when paired with compatible road caliper or mechanical disc brake systems.
The lever body is engineered for comfort, with streamlined hoods and a textured surface to support secure hand placement during extended rides. Cable routing and actuation are designed to work seamlessly with Shimano Tiagra 4700 front derailleurs and brake calipers, making the ST-4700L a dependable component for road bikes with double cranksets.
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