PSL900 Posi Lok Axle Shaft Disconnect Conversion for Jeep Wrangler YJ XJ MJ 4x4

Product Overview

The PSL900 Posi-Lok axle shaft disconnect conversion permanently eliminates vacuum disconnect issues on Jeep YJ, XJ, and MJ 4x4 vehicles. This Posi-Lok axle shaft disconnect conversion uses a push-pull cable to positively lock and unlock the front axle, giving you direct control over 4WD engagement. The kit is ideal for off-road enthusiasts and daily drivers who want reliable axle disconnect performance without vacuum leaks.

Key Features & Performance

• Replaces weak vacuum actuator with a durable steel cable and control knob
• Positive mechanical engagement prevents slip and partial disconnect
• Easy cable routing through existing firewall grommets
• Allows 2WD low range when unlocked for better maneuverability
• Kit includes shift knob, cable, mounting bracket, and hardware
• Corrosion-resistant components built for off-road abuse

Fitment & Compatibility

• Jeep Wrangler YJ (1987-1995) 4x4 with vacuum disconnect front axle
• Jeep Cherokee XJ (1984-2001) 4x4 with vacuum disconnect front axle
• Jeep Comanche MJ (1986-1992) 4x4 with vacuum disconnect front axle
• Works with Dana 30 front axle vacuum disconnect housings

Common Uses

• Off-road rock crawling and trail riding
• On-road 4WD engagement for snowy or muddy conditions
• Repair of failed vacuum lines and actuators
• Converting to manual locking hubs eliminator
• Improving 4WD drivetrain reliability in older Jeeps

Technical Specifications

• Part Number(s): PSL900

Frequently Asked Questions

Q: Will this kit work with a Dana 44 front axle? A: No, the Posi-Lok conversion is designed exclusively for the Dana 30 vacuum disconnect front axle found in YJ, XJ, and MJ models.

Q: Does the kit require any drilling into the firewall? A: Minor drilling may be needed to pass the cable through the firewall; the kit includes a template and seal for a clean installation.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.