One Stop Solutions 4258 A/C Condenser

OE-Style A/C Condenser for Ford and Mazda

Restore condenser performance with this OSC Premium New Automotive A/C Condenser, part number 4258. Built for Original Equipment form and function, it is a direct replacement for select Ford Explorer, Ford Ranger, Mazda Navajo, and Mazda B-Series applications with factory or dealer-installed A/C as listed below.

• Aluminum construction for efficient heat transfer
• Parallel flow core design for modern condenser performance
• Extruded condenser tubes for structural integrity
• Furnace-brazed aluminum fins and tubes for improved heat dissipation
• Individually pressure tested before release
• Quick connection inlet and outlet fittings
• Multi-fit engineering to maintain look and fit

Detailed Product Overview

The One Stop Solutions 4258 condenser is engineered as an OE-style replacement with a 16 mm core thickness, 20 1/4 in. core width, and 15 3/8 in. core length. Its parallel flow aluminum design supports efficient refrigerant cooling, while the brazed fin-and-tube construction helps maintain durability in demanding underhood conditions. This unit is built for vehicles that need a precise A/C condenser replacement without changing the original layout.

This part cross-references APDI 7014258 and Spectra Premium 7-4258 for the same application.

Vehicle Fitment

• Fits 1991-1994 Ford Explorer, N/A, w/FACTORY A/C
• Fits 1992-1994 Ford Ranger, N/A
• Fits 1994 Mazda B2300, N/A
• Fits 1994 Mazda B3000, N/A
• Fits 1994 Mazda B4000, N/A
• Fits 1991-1994 Mazda Navajo, N/A
• Fits 1990-1991 Ford Ranger, N/A, w/DEALER INSTALLED A/C USE 4527
• Fits 1990 Ford Bronco II, N/A

Common Problems This Part Can Address

• Leaking or damaged condenser cores
• Reduced A/C cooling from restricted airflow through the condenser
• Corrosion or fatigue in aging aluminum condenser assemblies
• Fitment issues caused by worn original equipment units
• Poor heat dissipation in high-mileage Ford and Mazda A/C systems

Installation Notes and Tips

Verify the vehicle’s A/C configuration before ordering, especially on 1990-1991 Ford Ranger models with dealer-installed A/C. Confirm inlet and outlet quick-connection style, core dimensions, and mounting points against the original condenser before installation. Replace contaminated refrigerant system components as needed and evacuate and recharge the system according to service specifications after installation.

Quality Assurance

Each condenser is pressure tested and built with premium aluminum materials to support consistent sealing and heat transfer. The design is engineered to match OE form and function for the listed Ford and Mazda applications.