Hope RX4+ Road Disc Caliper


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Hope Technology RX4+ Road and Gravel disc brake calipers.

For use on road disc, gravel and cross bikes with Shimano or SRAM hydraulic disc brakes, the RX4+ is a powerful, monoblock, 4 piston caliper. Designed by Hope Technology using years of mountain bike experience, the RX4 will deliver more braking power and give far fewer issues than the 1st generation hydraulic road brakes, particularly from Shimano who suffered from issues with cracked and leaky piston seals.   


This specification are flat mount front and rear, the calipers are identical. Used in conjunction with a Shimano or SRAM front mount these will work with 140 or 160mm rotors. On the rear the caliper can be mounted directly to the frame mount and used with a 140mm disc rotor or with a 160mm flat mount adaptor can be used with a 160mm disc rotor. 

Supplied with:

  • 2 pairs of brake pads (1 road compound, 1 gravel compound)
  • Bleed syringe
  • Hydraulic fittings for caliper end of hose. 
  • Detailed bleed instructions. 

Customer Notice:

  • Please order the correct type of caliper for your brake system. Shimano use mineral oil, SRAM use DOT fluid.  

Stock, Shipping and Returns

Shipping Destinations: United Kingdom only 

Returns Class: Standard

Delivery: Free in the UK

Click and Collect: Yes


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Moonglu Independent Bike Shop | 57 Blossomgate | North Yorkshire | HG4 2AN | info@moonglu.com | 01765 601106


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