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FleetPro Parts

International Brake Light Switch - 873706R91

International Brake Light Switch - 873706R91

Regular price $37.87 USD
Regular price $50.49 USD Sale price $37.87 USD
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Orders are typically processed within 24–48 hours, Monday through Friday, excluding major U.S. holidays. Shipping options include Small Package Saver, Ground, Second Day Air, and Next Day Air. Free Shipping applies to qualifying items within the contiguous 48 states. Freight or oversized shipments require a commercial address. Please inspect all deliveries and report damages within 24–48 hours. We ship only within the continental U.S. and cannot deliver to P.O. boxes or international locations. Most orders ship from our North Carolina warehouse.For estimated transit times, see the shipping chart. Read more information.

About us

Expert-selected truck parts

At FleetPro Parts, we specialize in supplying OEM replacement parts for heavy-duty trucks. From Freightliner and Detroit Diesel to Cummins, Mack, Volvo, and Wabco, our catalog covers the components you need to keep your fleet moving. Every part we stock is tested, reliable, and built to match OEM standards, so you can order with confidence. Our team knows truck parts inside out—from engine cooling and steering to AC systems, alternators, and fuel components. Whether you’re maintaining a single truck or managing an entire fleet, we make it easy to find the right part, at the right time. For when it matters. More about Us.

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FleetPro Truck Center Inc • 4989 Hendersonville Rd, Fletcher, NC 28732 • Phone +1 888-722-1331

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Description:

The International 873706R91 Brake Light Switch (Air Stoplight Switch) is a genuine OEM pressure-activated switch designed for heavy-duty truck air brake systems. It ensures precise activation of brake lights when air pressure is applied, improving road safety and compliance with commercial vehicle lighting standards.

Features:

Brand: International / Navistar
Part Number: 873706R91
Product Type: Brake Light Switch
System: Air Brake System
Function: Stoplight activation via air pressure
Switch Type: Pressure-activated (normally open)
Thread Size: 1/4" NPT (typical)
Voltage: 12V / 24V compatible
Material: Metal body, sealed electrical contacts
Mounting Location: Air line or brake valve
Condition: New OEM / Aftermarket
Category: Electrical → Switches → Brake System

Part# : 873706R91
Brand: International
OEM Cross Reference: NAV873706R91