The CURT RVibrake 4 Portable Flat Tow Brake System is the ultimate portable braking system engineered to give you total confidence every mile of the journey. Designed for flat towing any make, model, or year of a towable vehicle, the RVibrake 4 meets legal requirements in 49 states and Canada, while giving you superior control with a blazing-fast 0.5-second response time. It applies your towed vehicle’s brakes in sync with your RV, ensuring smooth stops and safer handling during sudden braking or downhill descents.
Engineered for user-friendly portability, RVibrake 4 features a thin, lightweight design with a convenient carrying handle and intuitive one-button interface. Setup takes less than 30 seconds—just place the unit on the floorboard, press the button, and let the audio assistant guide you through installation with clear, step-by-step prompts. The only hardwired component is the included breakaway kit, which installs in about 25–45 minutes. And with the Bullseye™ wireless monitor and range extender, you’ll get real-time performance data from the comfort of your RV cab, so you’re always connected and in control.
Features:
• Compact design with a carrying handle for easy storage and transport.
• Fast & safe braking.
• Built-in safety feature verifies correct installation to prevent vehicle damage.
• Quick guided Setup.
• Meets or exceeds braking regulations across North America.
• Minimal installation. (Breakaway Switch 25–45 minutes).
• Includes Bullseye™ monitor and range extender for real-time braking feedback.
• Required by law in 49 of 50 states and all of Canada
NOTE: Follow your vehicle’s owner’s manual for all flat towing steps and limitations
Before You Order
Verify part number 52202 exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify 52202 on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.




