FN4AEL Servo Piston Kit

Overview

This is a servo piston assembly and apply kit for the Ford, Mazda, Mercury fn4ael automatic transmission. Built to OEM specification and engineered as a direct-fit replacement for a professional-grade fn4ael repair or rebuild. Every fn4ael order ships fast and is backed by our support team.

What's Included

• a larger-apply servo piston assembly
• cover, snap ring and seals as applicable
• an apply pin where supplied with the kit

Fitment

Fits Ford, Mazda, Mercury vehicles equipped with the fn4ael automatic transmission. Please confirm your transmission model and year before ordering to ensure correct fitment.

Common Symptoms & When to Use

Consider this fn4ael part when you experience:

• a slipping or burnt 2-4 band
• soft or flared 1-2 and 3-4 shifts
• weak band apply under load or towing
• a servo bore or seal leak found during rebuild

Specifications

• Transmission: fn4ael

Quality & Service

In-stock parts ship fast; special-order items ship within 3 business days. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for fn4ael transmission parts.