Vehicle Fitments: Compatible with Ram 1500 (2011–2024), Ram 1500 Classic (2019–2021), and Dodge Ram 1500 (2006–2010). Please verify model year and drivetrain before purchase. Fits 4WD models only.
Part Numbers: Replaces 600-399, 52114387AA, 52114387AB, 52114387AC, 52114387AD, 52114387AE, 52114387AF, 68399418AA, 68146585AA. Please verify your existing part number to ensure correct fitment.
Durable Performance & Materials: Manufactured with premium wear-resistant materials and precision-engineered components for long service life. Built to resist corrosion, impact, and harsh off-road conditions while maintaining stable actuator operation.
Problem Solved: Restores proper front differential lock and smooth switching between 2WD and 4WD. Helps improve traction and handling on snow, mud, sand, and low-traction terrain while preventing wheel slippage and drivetrain engagement issues.
Package Included: 1* 600-399 Front Differential Lock Actuator Assembly, which securely packaged for protection. Direct replacement design for straightforward installation with no vehicle modifications required. Professional installation recommended.