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Shimano Tiagra R451 Road Brake Caliper | Chain Reaction Cycles


Shimano Tiagra R451 Road Brake Caliper

Shimano R451 provide good value components that will last. This drop front caliper brake is no exception.


  • Good value 57mm drop front caliper brake
  • Super SLR dual pivot design keeps operating friction to a minimum, improving braking performance
  • Must be used in conjunction with ST-4600, ST-4603, ST-5700, ST-5703, ST-6700 or ST-7900 STIsfor correct leverage ratio
  • Enhanced brake arch proportions give a quicker linear response and increased power
  • 57mm drop
  • Lightweight aluminium caliper design with tough anodised finish
  • Toe-in adjustable brake shoes for perfect pad alignment
  • Durable quick release for fast and easy wheel removal

A 2 year warranty is offered with all Shimano products from Chain Reaction Cycles (3 years on Dura-Ace and XTR products).

Buy Shimano Components from Chain Reaction Cycles, the World's Largest Online Bike Store.


  • Colour: Black, Silver
  • Option: Rear, Front

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