
Diagnostic-first inspection reveals that aging brake hoses often develop internal rubber degradation, causing pressure loss, uneven caliper response, and potential fluid leaks. Over time, environmental exposure such as heat, moisture, and road debris accelerates hose deterioration, leading to volumetric expansion under heavy braking and compromised hydraulic performance. Replacing worn hoses with high-quality, heavy-wall DFC brake lines restores immediate hydraulic responsiveness, reduces internal line collapse risk, and ensures fleet safety during severe-duty operations.
These DFC True-Arc brake hoses are engineered with robust construction to meet the rigorous demands of commercial fleet vehicles, specifically the 69-82 International 1724 Loadstar models. Their precise fit and high burst-pressure ratings make them ideal for heavy-duty applications where reliability is critical. Designed for drop-in replacement, they seamlessly integrate into existing brake systems, maintaining optimal fluid flow and pressure integrity under demanding operational conditions.
**Specifications:**
– **Overall Length:** 18-inch overall length
– **Fitting / Outlet Size:** 10mm INV thread
– **Application:** Commercial-Grade / Heavy-Duty Fleet / Passenger Automotive Cross-Over
**Part Numbers:**
- 350-71052
**Expert Installation & Field Note:**
Proper routing of brake hoses during installation is essential to prevent chaffing against chassis components or suspension parts. Always ensure hoses have sufficient twist clearance during full-lock steering to avoid premature wear. Regularly inspect mounting brackets and clamp positions to maintain optimal line support and prevent stress points that could lead to failure. Our shop experience specializing in heavy-duty brakes since 1985 confirms that meticulous routing and secure mounting significantly extend hose lifespan and maintain brake system integrity.
Before ordering, physically inspect your existing brake line length, flare, and banjo fittings. Variations in vehicle wheelbase and mid-year production changes can alter routing and fitting requirements. Confirm measurements to ensure proper fitment and avoid costly return delays.
Features:
- Heavy-wall construction with high burst pressure ratings for severe-duty applications
- Drop-in replacement designed for 69-82 International 1724 Loadstar models
- Engineered with True-Arc technology for superior hydraulic flow and durability
- Corrosion-resistant fittings to withstand harsh environmental conditions
- Seamless integration with existing brake systems for immediate performance restoration



