Transmission Cooler Bypass Kit 4R100 For Ford

Transmission Cooler Bypass Kit for Ford

This transmission cooler bypass kit for Ford replaces the original bypass valve on 4R100 transmissions to maintain proper fluid flow and prevent overheating.

Overview

This transmission cooler bypass kit is designed to eliminate the prone-to-failure factory bypass valve on heavy-duty automatic transmissions. By ensuring consistent fluid flow to the external cooler, this transmission cooler bypass kit helps prevent heat build-up under heavy towing loads. Using this transmission cooler bypass kit is a reliable way to safeguard internal transmission components from heat-related damage.

Built For Performance

• Deletes the restrictive factory check valve for unrestricted transmission fluid cooling.
• Machined from solid metal components for long-term durability and pressure handling.
• Includes high-quality sealing O-rings and mounting hardware to prevent fluid leaks.
• Engineered to fit directly onto factory transmission line connections.

Fits These Machines

• for Ford F-250 with 4R100 Transmission
• for Ford F-350 with 4R100 Transmission
• for Ford Excursion with 4R100 Transmission

On-The-Job Use

• Protecting 4R100 transmissions from overheating while towing heavy trailers or payloads.
• Replacing stuck-closed factory bypass valves during transmission servicing.
• Ensuring consistent cooling performance during continuous highway driving.

Specs At A Glance

Good To Know

Q: Why should I replace the factory bypass valve? A: The original valve can get stuck, preventing fluid from flowing to the cooler and leading to rapid transmission failure.

Q: Is this bypass kit difficult to install? A: It is a straightforward bolt-on replacement located on the passenger side of the transmission housing.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.