Pollak 52-901 Four-Wheel Drive (4WD) Actuator Switch – Ball-Actuated – Replaces OE 15530386

Restore your vehicle’s off-road capabilities with the Pollak 52-901 Four-Wheel Drive Actuator Switch. This heavy-duty, ball-actuated switch is designed to provide precise electrical signaling for 4WD engagement systems. Engineered by Pollak (an SMP brand), this switch is a direct-fit replacement for many GM-style four-wheel drive systems, ensuring your transfer case and front axle lock in exactly when you need them.

Constructed with high-strength materials and corrosion-resistant finishes, the 52-901 is built to handle the mud, grit, and moisture common in under-chassis environments. Its robust Single Pole Single Throw (SPST) circuitry and Normally Off (Momentary On) operation provide reliable performance for heavy-duty trucks and SUVs.

Key Features:

• Precision Ball Actuation: Reliable mechanical interface for seamless 4WD system integration.

• OE-Quality Replacement: Directly replaces OE part numbers 15530386 and 15594176, offering a perfect fit for compatible GM and Chevrolet vehicles.

• Corrosion Resistant: Engineered to withstand harsh underbody conditions and road salt.

• Simple Connectivity: Features two-terminal design for a quick, secure electrical connection to the vehicle's wiring harness.

• Industrial Reliability: Manufactured by Pollak, the industry leader in heavy-duty electrical components.

Technical Specifications:

• Part Number: 52-901 (Bulk: 52-901P)

• Circuitry: SPST, Normally Off

• Action: Momentary On (Ball-Actuated)

• Housing: Durable metal body with high-impact plastic insulator

• Terminals: (2) Blades / Pins

• Interchange: GM 15530386, 15594176; Standard LS244