High-Performance Brake Caliper Assembly for Commercial Vehicles | Oakland Auto Parts
Welcome to Oakland Auto Parts, your trusted partner in the commercial vehicle aftermarket. We specialize in engineering and supplying durable, high-performance components that meet the rigorous demands of fleet operations and heavy-duty applications. This product page details our flagship Heavy-Duty Brake Caliper Assembly, a critical safety component designed for reliability and longevity.
1. Product Overview
Our Heavy-Duty Brake Caliper Assembly is engineered specifically for commercial trucks, buses, and vocational vehicles. Manufactured to meet or exceed stringent OEM specifications, this assembly is a direct-fit replacement that ensures optimal braking performance and enhanced safety. At Oakland Auto Parts, we understand that downtime is costly, which is why our brake calipers are built for extended service intervals and consistent operation under extreme conditions, providing fleet managers with a reliable solution they can trust.
2. Key Features
- Corrosion-Resistant Construction: Features a premium electro-coating and powder-coated finish to withstand harsh road salts, moisture, and environmental contaminants, significantly reducing the risk of seizure and corrosion-related failure.
- Precision-Engineered Pistons & Seals: Utilizes high-grade phenolic pistons and high-temperature HNBR (Hydrogenated Nitrile Butadiene Rubber) seals to prevent fluid leakage, resist heat fade, and ensure consistent piston retraction.
- Rigorous Quality Validation: Each assembly undergoes a comprehensive 100% pressure and function test before shipment, guaranteeing integrity and immediate, reliable performance upon installation.
- Optimized Heat Dissipation: The caliper body is designed with enhanced finning and thermal mass to effectively manage and dissipate heat generated during heavy braking, preventing brake fluid vaporization and maintaining pedal feel.
- Complete, Ready-to-Install Kit: Includes the pre-assembled caliper, mounting hardware, and necessary bushings or clips, streamlining the installation process and reducing workshop time.
3. Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | OAP-BC78HD |
| Compatible Vehicle Types | Class 6-8 Trucks, City Buses, Refuse Vehicles |
| Piston Material | Reinforced Phenolic Resin |
| Seal Material | High-Temperature HNBR |
| Body Coating | Electro-deposition Primer + Powder Coat Top Layer |
| Pressure Test Standard | 3,000 PSI Minimum Hold |
| Warranty | 24 Months / Unlimited Mileage |
4. Application Scenarios
This robust brake caliper assembly is ideal for a wide range of demanding commercial applications where safety and reliability are non-negotiable. Key scenarios include:
- Regional and Long-Haul Trucking Fleets: Provides consistent braking performance for fully loaded trailers over varied terrain and long distances.
- Municipal and Public Transit: Ensures passenger safety in stop-and-go city bus routes, where frequent braking generates substantial heat.
- Waste Management and Construction: Withstands the punishing cycles of heavy loads, constant stopping, and exposure to debris and harsh elements common in vocational operations.
- Preventive Maintenance & Fleet Overhauls: The perfect choice for scheduled maintenance programs aimed at preventing unexpected brake system failures and maximizing vehicle uptime.
5. Advantages
Choosing our Heavy-Duty Brake Caliper Assembly delivers tangible benefits to your bottom line and operational safety.
- Extended Service Life: Superior materials and coatings combat wear and corrosion, leading to longer replacement intervals and lower total cost of ownership.
- Enhanced Safety Profile: Reliable performance under pressure reduces the risk of brake-related incidents, protecting your cargo, drivers, and public safety record.
- Reduced Total Cost of Ownership (TCO): While competitively priced, the durability and reliability of our components minimize costly roadside breakdowns, repeat repairs, and vehicle downtime.
- Guaranteed Compatibility: As a direct OEM replacement, installation is straightforward, eliminating fitment issues and ensuring proper system integration.
6. Why Choose Oakland Auto Parts
In the competitive landscape of oakland auto parts and components, we distinguish ourselves through unwavering commitment to quality and service. Our partnership with ISO-certified manufacturing facilities ensures every part meets global standards. We maintain extensive inventory for fast dispatch and offer flexible logistics solutions tailored to your supply chain needs. Our technical support team is available to assist with compatibility queries and installation guidance. When you source from us, you're not just buying a part; you're investing in a partnership dedicated to the efficiency and safety of your fleet.
7. FAQ
Q: Is this a direct OEM-fit replacement?
A: Yes. Our OAP-BC78HD assembly is engineered to match the exact dimensions, bolt patterns, and connection points of the original part, ensuring a perfect fit and function without modification.
Q: What is included in the package?
A: Each unit is supplied as a complete, ready-to-install kit. This includes the fully assembled caliper (with piston and seals pre-installed), new mounting bolts, slider pins (if applicable), and necessary hardware.
Q: How does your warranty work?
A: We stand behind our quality with a strong 24-month, unlimited-mileage warranty against defects in materials and workmanship. Warranty claims are processed efficiently through our dedicated support channel.
Q: Can you provide technical drawings or installation guides?
A: Absolutely. Detailed technical datasheets, CAD drawings, and step-by-step installation guides are available for download on our product page or can be requested directly from our sales team.
Q: Do you offer volume pricing for fleet orders?
A: Yes. We provide highly competitive tiered pricing for bulk purchases and ongoing fleet supply contracts. Contact our sales department for a customized quote tailored to your annual volume.

