{"product_id":"hope-rx4-sram-disc-brake-caliper-road-bike-dbcp0209-disc-brake-calipers","title":"Hope RX4+ Flat Mount Hydraulic Disc Brake Caliper - Lightweight 4-Piston, Monobloc Design, CNC Machined Aluminum, Compatible with 140-180mm Rotors, Silver","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eUpgrade Your Bike's braking power with the Hope RX4+ Disc Brake Caliper - Front Flat Mount, +20mm, DOT Type, Silver\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eExperience unparalleled stopping performance with the Hope RX4+ Disc Brake Caliper, designed for serious cyclists demanding precision, durability, and lightweight efficiency. Crafted with over 25 years of hydraulic brake engineering expertise, this high-performance caliper is an ideal upgrade for road, cyclocross, and gravel bikes.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eMaterials \u0026amp; Construction:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-4\"\u003e\u003cp\u003eConstructed from CNC-machined 2014-T6 aluminum, the Hope RX4+ combines high strength with weight savings, ensuring reliable performance without adding unnecessary bulk. Its monobloc design provides enhanced stiffness, reducing lever fuzzy feel and brake pad rub, delivering consistent, powerful braking in every ride.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-5\"\u003e\u003cp\u003ePerformance \u0026amp; Engineering:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-6\"\u003e\u003cp\u003eThe slimline 4-piston architecture offers superior modulation and braking force, making it suitable for demanding conditions and steep descents. Its fully serviceable design allows easy pad and fluid maintenance, extending the life of your braking system. The caliper's versatility accommodates 140mm, 160mm, and 180mm rotors, making it adaptable to various bike setups and riding styles.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-7\"\u003e\u003cp\u003eComponents \u0026amp; Technology:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-8\"\u003e\u003cp\u003eThis flat mount caliper features top entry pad fitting for quick and hassle-free installation and removal. The caliper is compatible with hydraulic DOT brake fluid, enhancing its reliability and performance stability in all weather conditions. Please note, rotors are sold separately, giving you flexibility to choose preferred specifications and braking performance.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-9\"\u003e\u003cp\u003eStyle \u0026amp; Use Case:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-10\"\u003e\u003cp\u003eWith a sleek silver finish, the Hope RX4+ blends durability with modern aesthetics, perfect for riders seeking a minimalist yet powerful braking solution. Ideal for road race, cyclocross, gravel, and adventure cycling, this caliper ensures confident control whether hitting technical terrains or urban streets.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-11\"\u003e\u003cp\u003eInnovative \u0026amp; Differentiating Features:\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-12\"\u003e\u003cp\u003e- Monobloc CNC-machined construction for maximum stiffness and minimal flex\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-13\"\u003e\u003cp\u003e- Slim, lightweight 4-piston configuration for consistent and powerful braking\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-14\"\u003e\u003cp\u003e- Top entry pad design for simplified serviceability and maintenance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-15\"\u003e\u003cp\u003e- Compatible with a range of rotor sizes for versatile application\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-16\"\u003e\u003cp\u003e- DOT fluid system for responsive and reliable hydraulic performance\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-17\"\u003e\u003cp\u003e- Designed specifically for Flat Mount front installation with +20mm offset for optimized clearance and fit\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-18\"\u003e\u003cp\u003eEnhance your bike's braking system with the Hope RX4+ Disc Brake Caliper - a professional-grade, lightweight, and highly reliable brake component engineered for serious cyclists. Pair it with your preferred levers and rotors for a customized, high-performance riding experience.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eLightweight and durable monobloc design enhances braking performance and stiffness, reducing lever fuzz and pad rub for precise control.\u003c\/li\u003e\n\u003cli\u003eCrafted from high-quality 2014-T6 CNC machined aluminum, the RX4+ caliper offers excellent strength-to-weight ratio, ensuring long-lasting endurance in demanding cycling conditions.\u003c\/li\u003e\n\u003cli\u003eDesigned for versatility, this flat mount front disc brake caliper fits 140mm, 160mm, and 180mm rotors, making it suitable for road, cyclocross, and gravel bikes with options for +20mm reach adjustment.\u003c\/li\u003e\n\u003cli\u003eAdvanced four-piston hydraulic technology delivers powerful, consistent braking force with improved modulation, ideal for aggressive riding and technical descents.\u003c\/li\u003e\n\u003cli\u003eFeatures a sleek, slimline profile with top entry pad installation for easy maintenance, and DOT fluid-compatible bore caps with D marking ensure high-quality hydraulic operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Hope","offers":[{"title":"Default Title","offer_id":42203440054339,"sku":"DBCP0209","price":138.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/BR3869.jpg?v=1779354549","url":"https:\/\/365cycles.com\/products\/hope-rx4-sram-disc-brake-caliper-road-bike-dbcp0209-disc-brake-calipers","provider":"365 Cycles","version":"1.0","type":"link"}