High Soar 248433 290655 Yellow Semi Truck Parking Brake Knobs and 290655 Red Tractor Trailer Air Brake Knob Set 3/8", Replacement for Bendix

【Precise Fit & Direct Replacement】This yellow parking brake knob and red brake valve knob are precision-engineered to replace part numbers including 248433 and 290655, ensuring perfect compatibility and restoring full function to your vehicle's braking system.

【Durable OEM-Grade Quality】Made from high-strength engineered plastic, these knobs are built to meet standards. They are corrosion-resistant, lightweight, and designed for long-term reliability in demanding conditions.

【Color-Coded for Safe Operation】The yellow knob controls the parking brake (Pull to Apply, Push to Release), while the red PP-7 knob manages trailer air supply (Push to Charge). Color differentiation helps prevent errors and ensures safe, intuitive use.

【Easy 3/8" Threaded Installation】Designed with a standard 3/8" thread for quick and tool-free installation. Simply screw onto the existing valve stem to replace worn or broken knobs in minutes—no professional help required.

【Complete Set with Support】Each order includes 1 yellow parking brake knob and 1 red trailer air supply knob. We offer reliable customer support and typically respond within 24 hours to ensure your satisfaction.