C4 Servo Piston Kit

Overview

This is a servo piston assembly and apply kit for the Ford, Lincoln, Mercury C4 automatic transmission. Built to OEM specification and engineered as a direct-fit replacement for a professional-grade C4 repair or rebuild. Every C4 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, Lincoln, Mercury vehicles equipped with the C4 automatic transmission. Please confirm your transmission model and year before ordering to ensure correct fitment.

Common Symptoms & When to Use

Consider this C4 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: C4

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 C4 transmission parts.