
Internal hose degradation and environmental exposure can lead to soft pedal feel, fluid leaks, and uneven caliper response, especially under demanding fleet conditions. This PowerStop OE replacement caliper is engineered to restore full hydraulic pressure and eliminate internal line expansion, ensuring consistent braking power and vehicle safety during heavy-duty stops.
Constructed with high-temperature EPDM rubber dust boots, stainless steel guide pins, and premium assembly lubricants, this caliper assembly withstands extreme heat and harsh conditions. It is 100% pressure tested to meet strict quality standards, providing reliable, hassle-free performance for commercial and fleet applications. Designed as a direct bolt-on replacement, it requires no modifications for installation, making it ideal for maintenance shops and fleet managers seeking quick, durable repairs.
- Overall Length: 10.75-inch
- Fitting / Outlet Size: 10mm INV thread
- Application: Commercial-Grade / Heavy-Duty Fleet / Passenger Automotive Cross-Over
Part Numbers
- L6274
Expert Installation & Field Note
Our shop experience specializing in heavy-duty brakes since 1985 emphasizes the importance of properly routing hoses to prevent chaffing against chassis components and ensuring adequate twist clearance during full-lock steering cycles. Always inspect the mounting brackets on heavy commercial frames to confirm proper line support and alignment before installation. Confirm line length, banjo angles, and flare fitting threads to avoid fitment issues, especially on fleet vehicles with varying wheelbase configurations or mid-year production changes.
Before ordering, physically inspect your existing brake line length, banjos, or flare fitting threads. Variations in vehicle production and wheelbase can alter routing and connection points. Proper measurement and visual confirmation are essential to ensure compatibility and safe operation in heavy-duty fleet applications.
Features:
- Direct replacement for OE caliper with bolt-on installation
- Constructed with high-temperature EPDM rubber dust boots and stainless steel guide pins
- 100% pressure tested for reliable brake performance
- Includes new seals, guide pins, dust boots, bleeder screws, and hardware
- Heavy-wall construction with high burst pressure ratings suitable for severe-duty applications


