- Complete Installation Kit: Includes an OEM-style switch, a 20" plug-in wiring harness, and a black worm gear mounting clamp.
- Direct Kenworth® Fit: Engineered specifically as a replacement for Kenworth applications and Freightliner® GRO 01-4811-87.
- 18-Bulb High Capacity: Powerful enough to manage signaling for triple-trailer setups and heavy-duty towing.
- Rugged Construction: Durable black polycarbonate housing built to withstand the vibration of long-haul trucking.
- Safety Compliant: Manufactured to meet FMVSS 108 standards for reliable turn signal and hazard function.
- Plug-and-Play Design: The included 20" harness simplifies installation and ensures a weather-tight electrical connection.
Grote 48532 Kenworth® OEM-Style Turn Signal Switch Kit with 20" Harness
The Grote 48532 is a premium, professional-grade turn signal switch engineered to meet the rigorous demands of heavy-duty Kenworth® trucks. This "OEM-Style" kit is a direct replacement for Freightliner® GRO 01-4811-87 and offers factory-level precision and feel. Unlike basic switches, this kit comes complete with a 20-inch plug-in wiring harness, allowing for a fast and secure connection to your vehicle's existing electrical system without the need for custom fabrication.
Built for maximum capacity, the 48532 features an 18-bulb capacity, making it the ideal choice for triple-trailer configurations and vehicles with extensive auxiliary lighting. The high-impact polycarbonate housing is designed to resist cracking and wear, while the included black worm gear mounting clamp ensures a rock-solid attachment to the steering column. Whether you are replacing a faulty unit or upgrading a fleet, the Grote 48532 provides the reliability and safety performance that professional drivers depend on.
Kenworth® / Freightliner®

