Hope Technology RX4+ Caliper Complete – FMF+20 – DOT Road Gravel Brake Calipers (Red)

★★★★★ 4.4 121 reviews

$141.88
Price when purchased online
Free shipping Free 30-day returns

We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
$141.88
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives Apr 20
Free
Pickup
Check nearby
Delivery
Not available

Free 30-day returns Details

Product details

Management number 210305329 Release Date 2026/04/02 List Price $56.75 Model Number 210305329
Category

Boost Your Bike's Performance with the Hope RX4+ Disc Brake Caliper - Front, Flat Mount, +20mm, Red Elevate your cycling experience with the Hope RX4+ Disc Brake Caliper, meticulously engineered to deliver unrivaled stopping power, precision modulation, and durability. Designed for road and cyclocross bikes equipped with flat mount frames, this high-performance hydraulic caliper is ideal for riders seeking reliable braking in all conditions, from competitive racing to rugged off-road adventures. Materials & Advanced Engineering Crafted from CNC machined 2014-T6 aluminum, the Hope RX4+ caliper combines exceptional strength with lightweight construction, ensuring optimal performance without adding unnecessary weight. The monobloc design enhances stiffness, reducing lever feel fuzziness and pad rub for quicker, more consistent braking response in every ride. Innovative Components & Technology Featuring a slimline, four-piston hydraulic system, this caliper provides powerful and reliable braking force with precise modulation. Its fully serviceable design allows for extended lifespan and easy maintenance, while the top entry pad fitting simplifies installation and pad replacement. Compatible with 140mm, 160mm, and 180mm rotors, the RX4+ offers versatile compatibility for various riding styles and setups. Optimized for Superior Performance The caliper's flat mount configuration ensures clean, aerodynamic aesthetics and easy integration with modern frame designs. DOT fluid compatibility ensures consistent performance across different riding conditions, with Bore Caps marked with a "D" to signify DOT specification. Stylish & Functional - Perfect for Serious Cyclists Designed in a striking red finish, the Hope RX4+ not only performs at the highest levels but also adds a bold aesthetic to your bike. Whether racing cyclocross, conquering gravel, or tackling technical road routes, this caliper is engineered for riders who demand top-tier braking technology, lightweight

  • High-precision monobloc design CNC machined from durable 2014-T6 aluminum delivers exceptional stiffness, improving brake feel, modulation, and consistent performance on demanding rides.
  • Optimized for road and cyclocross drop bar applications, this flat mount disc brake caliper fits 140mm, 160mm, and 180mm rotors, providing versatile compatibility for various cycling setups.
  • Equipped with lightweight 4-piston hydraulic technology, the Hope RX4+ ensures powerful, reliable braking performance even in wet or muddy conditions, ideal for competitive riding or tough terrain.
  • Designed for easy maintenance, the fully serviceable caliper features top entry pad fitting for quick pad swaps and long-term durability, reducing overall maintenance time.
  • Finished in vibrant red, this DOT fluid-compatible caliper combines innovative engineering with sleek style, making it a standout upgrade for serious road cyclists and cyclocross enthusiasts seeking performance.
Item Weight 10.2 ounces
Item model number HBSPC72R
Product Dimensions 9 x 4.5 x 4 inches

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.4 out of 5
★★★★★
121 ratings | 50 reviews
How item rating is calculated
View all reviews
5 stars
81% (98)
4 stars
5% (6)
3 stars
2% (2)
2 stars
1% (1)
1 star
11% (13)
Sort by

There are currently no written reviews for this product.