-4AN Early GM Hydraulic Adapter Fitting

-4AN Early GM Hydraulic Adapter Fitting

-4AN Adapter for Colorado AR5 Clutch Slave Cylinder Conversion

The -4AN early GM hydraulic adapter fitting is designed to convert the factory Colorado clutch slave cylinder connection to a standard -4AN fitting, allowing integration of custom hydraulic lines in AR5 and LS swap applications.

Factory quick-connect fittings can degrade over time, causing leaks and inconsistent clutch performance. This adapter replaces those weak points with a durable, serviceable AN connection.

Engineered for AR5 Compatibility and Hydraulic System Reliability

Converts Colorado slave cylinder connection to -4AN
Allows use of custom AN hydraulic lines
Eliminates weak factory quick-connect fittings
Improves clutch system reliability and serviceability
Designed specifically for AR5 transmission setups

Technical Specifications

Fitting Size: -4AN
Material: Steel
Application: Colorado slave cylinder conversion

Fitment and Compatibility

Compatible with GM Colorado and Canyon slave cylinders
Designed for AR5 transmission applications
Used in LS swap and custom hydraulic systems

What You Will Need

-4AN hydraulic line
Compatible slave cylinder

Built for Reliable Real World Performance

This adapter provides a clean and proven way to convert factory hydraulic systems to AN fittings, improving durability, serviceability, and overall clutch performance in AR5 and LS swap builds.