Brake Caliper

Your Professional Brake Caliper Supplier

Jiangsu CN Tech Co., Ltd. is located in the Shanbei Industrial Zone of Wuxi City, approximately 100 kilometers from Shanghai. Leveraging professional expertise and extensive experience in industrial manufacturing, the company specializes in the design, development, and production of rod ends, spherical plain bearings, transmission linkages, suspension arms, brake calipers, and pedal boxes. In addition, we offer comprehensive system solutions and customized products to meet specific customer requirements.

Our product portfolio includes rod end joints, spherical bearing joints, joint accessories and related components, linkage rods, suspension arms, brake calipers, pedal boxes, handbrakes, brake system accessories, and other automotive parts.

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Why Choose us

Global Market Experience

Products are widely exported to Europe and North America and used in demanding industries such as industrial equipment, motorsport, automation, and aerospace, proving stable quality and international competitiveness.

Complete Product Range & Custom Solutions

The company offers a full range of rod ends, spherical bearings, linkages, suspension parts, and related components, with strong customization capability to meet different application needs.

Quality Control

With strict quality control, ISO-certified management, and responsive technical and after-sales support, the company ensures consistent performance, reliable delivery, and long-term customer value.

Parameter

Product Spec	Data(mm)
Caliper profile size	86x72x54
Out & Inner dia	146 / 127.5
Piston dia. x qty	25 x 4
Disc dia. and thickness	250x10
Input hydraulic thread	M10x1
Mounting hole Center	70
Mounting hole bolt dia	M8
Mounting offset	24
Mounting hole boss face to Disc center	90.5
Caliper material	6061T6 Billet
Available surface colo	Anodized color

Benefits of Brake Caliper

Bigger pistons: The larger the pistons are, and the greater the area over which they come in contact with the brake pads, the more clamping force they have on the rotor.

More pistons: Low-end floating brake calipers have a single piston, on the inboard side. Low-end fixed calipers have a single pair of pistons, flanking the rotor disc. High-performance calipers can have multiple pins or pairs of pins, mounted on opposing sides of the rotor. Six-piston models are increasingly common and even 12-piston models are not unheard of. Increasing the number of pistons also serves to increase the clamping force of the caliper.

Less heat retention: In a sense, your brakes can be thought of as a device for converting movement into heat. As the vehicle slows down, all of that kinetic energy has to go somewhere and most of it ends up as heat. So, the better ventilated the brake calipers are, the better they perform. Also, the larger the surface of the brake rotor, the more the heat is spread out.

Working Of Brake Caliper

At their most basic, brake calipers are force-multiplication devices. Step on the brake pedal and a small piston compresses brake fluid in the master cylinder. Because brake fluid doesn’t compress, this force is transmitted instantly to the brake calipers. Inside the brake caliper, large pistons multiply the force exerted, pushing the brake pads into the brake rotor.

In the case of fixed brake calipers, the pistons compress from both sides. In the case of floating brake calipers, the piston pushes first on the inboard brake pad, pushing the caliper away from the rotor, causing the outboard brake pad to contact the rotor. The caliper slides allow for this movement.

Structure Of The Brake Caliper

Caliper body

Houses pistons and sliding/guide hardware; mounts over the rotor.

Pistons

Hydraulic cylinders that move outward when brake fluid pressure increases, pushing pads toward the rotor.

Brake pads

Friction material attached to caliper that contacts the rotor surface.

Seals and dust boots

Retain hydraulic fluid and keep contaminants out.

Slide pins or fixed bores

Allow the caliper to either float (move laterally) or stay fixed while opposing pistons press pads.

Types of Brake Caliper

Fixed calipers

Pistons on both sides of the rotor create an even pressure, which is better for braking. Fixed calipers remain stationary during braking, which reduces flex and ensures consistent contact.

Floating calipers

More common in modern vehicles, floating calipers feature one or two pistons on one side of the rotor. They slide inward when you brake, which presses the pads against the rotor.

Sliding calipers

Similar to floating calipers, sliding calipers use pins or sliders to equalize pressure and promote even brake pad wear.

Transportation

Whether it is air freight, express delivery, or sea freight, we can arrange shipments according to the time required by customers. We help customers inquire about the best rates and arrange the delivery of your goods in the most economical way. This allows you to control the schedule of the entire project to meet seasonal cargo demand.

Certificate

FAQ

Q: How long do brake calipers last?

A: The length of time your calipers last depends on a multitude of things. They could last as long as you own your vehicle. However, if you live in an extreme climate, often go off-road driving, drive in the city with stop-and-go traffic, or drive in conditions that are harsh, dusty or dirty, your calipers can last 75,000 to 100,000 miles.

Q: What are the 4 types of brake calipers?

A: Brake calipers come in different variations such as floating, fixed, sliding or differential bore types and are made from materials like cast iron or aluminum depending on their specific functions for various vehicles.

Q: What is the average lifespan of a brake caliper?

A: Brake calipers are designed to be durable and long-lasting. On average, they can last anywhere from 75,000 to 100,000 miles, or about 7-10 years, depending on driving habits and environmental conditions. However, like all car components, brake calipers are subject to wear and tear, and their lifespan can vary.

Q: Can you fix a caliper without replacing it?

A: You can rebuild a caliper if you are competent, have the right tools, and understand the brake system. It involves taking the caliper apart and cleaning it. You'll need to replace the rubber components and, often, the piston. For most vehicles, rebuilding is a good option as long as there isn't any internal corrosion.

As one of the leading brake caliper manufacturers and suppliers in China, we warmly welcome you to wholesale high-grade brake caliper made in China here from our factory. All customized products are with high quality and competitive price.