Drivetrain› 4x4 Driveline Components

4X4 Posi-Lok

8LUG AXLE DSCONECT CHVY

$712.34

SKU: 4001 PSL800

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In Stock
Ships by Jun 7
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The 4X4 Posi-Lok PSL800 is a cable-operated differential actuator that replaces the factory thermal linear actuator (TLA) in 4WD systems, giving the driver direct control over front axle engagement. It eliminates problematic vacuum-actuated 4WD and enables "2-wheel drive low range".

Fitment

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

Brand4X4 Posi-Lok
Part Number4001 PSL800

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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