Disc Brake Caliper Replacement Guide for the 1979-1989 International 2575
Keep your heavy-duty International 2575 stopping safely and reliably with the right replacement brake calipers.
- For this vehicle's age, new aftermarket calipers are the primary replacement option as OEM parts are likely discontinued.
- Always replace calipers in pairs on the same axle to ensure safe, balanced braking performance.
- When replacing a caliper, it is best practice to also install new brake pads, rotors, and inspect the brake hoses for heat damage or wear.
- Properly bleeding the brake system after installation is critical to remove air and restore firm pedal feel and stopping power.
Symptoms of a Failing Brake Caliper
On a heavy-duty truck like the International 2575, brake problems require immediate attention. A failing caliper can compromise your stopping ability. Look out for these common signs:
- Truck Pulling to One Side: When you apply the brakes, if the truck veers to the left or right, it could be a sign of a seized or sticking caliper. This causes uneven braking force between the wheels.
- Squealing or Grinding Noises: A caliper that doesn't release properly can cause the brake pads to drag against the rotor, creating a persistent grinding or squealing sound. This can quickly destroy both the pads and rotors.
- Uneven Brake Pad Wear: If you inspect your brake pads and notice one is significantly more worn than the other, it's a strong indication the caliper is not applying pressure evenly.
- Brake Fluid Leaks: Puddles of fluid near your wheel could be a sign of a leaking caliper. A leak in the caliper's seals compromises the hydraulic pressure needed to stop your truck and is a critical safety issue.
- Spongy or Soft Brake Pedal: A change in how the brake pedal feels can be caused by a malfunctioning caliper or air in the hydraulic lines from a leak.
Choosing the Right Aftermarket Caliper
For a vehicle from the 1979-1989 model years, finding new Original Equipment Manufacturer (OEM) parts is highly unlikely. The most common and practical solution is a new or remanufactured aftermarket caliper. The two main brands available for your International 2575 are BBB Industries and Centric.
Brand Comparison
| Brand | Typical Quality & Notes |
|---|---|
| Centric | Centric is a widely recognized aftermarket brand. Their calipers are generally considered a reliable and affordable option. They often come with a corrosion-resistant coating and new hardware like bleeder screws and bolts. Some user reviews for truck applications suggest that while the caliper itself is solid, it's a good idea to use high-quality crush washers for the brake line and consider applying extra caliper paint for long-term rust prevention. |
| BBB Industries | BBB Industries is a large remanufacturer of automotive parts, including brake calipers. Their products are designed to meet original factory specifications and provide an affordable replacement option. They typically come with a standard 12-month/12,000-mile warranty. |
Pro Tip: It is highly recommended to replace brake calipers in pairs (both front wheels or both rear wheels at the same time). This ensures even braking performance and prevents the truck from pulling to one side.
Estimated Replacement Costs
The cost to replace a disc brake caliper on your International 2575 will depend on the part cost and local shop labor rates. Heavy-duty truck repairs can often be more labor-intensive than on passenger cars.
| Part/Service | Estimated Cost (per caliper) |
|---|---|
| New Aftermarket Caliper | $38.38 - $80.83 |
| Shop Labor | $150 - $450 |
| Total Estimated Cost | $188 - $531 |
Known Issues, Recalls, and Service Bulletins
Searches of the National Highway Traffic Safety Administration (NHTSA) database and other public records show no specific recalls or Technical Service Bulletins (TSBs) related to the disc brake calipers for the 1979-1989 International 2575. Recalls found for International trucks are for much newer models and different brake system components.
Frequently Asked Questions (FAQ)
Should I replace calipers in pairs?
Yes. To ensure balanced braking and prevent your truck from pulling to one side, you should always replace calipers on the same axle at the same time. An old caliper will not perform the same as a new one.
What is a 'loaded' vs. 'unloaded' caliper?
An 'unloaded' or 'semi-loaded' caliper is just the caliper assembly itself. A 'loaded' caliper comes pre-assembled with new brake pads and all necessary mounting hardware, which can save time during installation. Check the product details to see what is included.
What is a core charge?
Many replacement calipers, especially remanufactured ones, have a 'core charge'. This is a deposit you pay when you buy the part. You get this deposit back when you return your old, worn-out caliper to the seller. This allows the old part to be sent back for remanufacturing.
Do I need to bleed the brakes after replacing a caliper?
Absolutely. Whenever you open the hydraulic system to replace a part like a caliper, air gets in. You must bleed the brake system to remove all air bubbles. Air in the lines will cause a spongy pedal and severely reduced braking performance.
We Have This Part in Stock
The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.