Flat towing isn’t just about getting there. It’s about getting there safely, legally, and without hassle. The CURT RVibrake 4 is the ultimate portable braking system engineered to give you total confidence every step of the way. Designed to meet strict braking laws in 49 states and across Canada, RVibrake 4 doesn’t just check the box — it sets the standard. With an industry-leading 0.5-second response time, this braking system reacts the instant your RV does, helping you stay in control when it matters most. And thanks to built-in brake-lock detection, RVibrake 4 looks out for your towed vehicle too, ensuring it’s installed correctly and protecting your brakes from unnecessary wear. Setup is refreshingly simple. Just place it, press the one-button interface, and let the intuitive audio assistant guide you through a complete setup in under 30 seconds — no tools, no second guessing. Once you’re rolling, the included Bullseye™ wireless monitor and range extender keep you connected, giving you real-time braking information right at your fingertips.
- Adds braking capabilities to your towed vehicle when flat towing behind an RV
- Required by law in 49 of 50 states and all of Canada
- 0.5-second reaction time helps keep you safe on the road
- Brake-lock detection ensures proper installation to prevent towed vehicle brake damage
- Simple, one-button interface automatically positions itself in the vehicle
- Audio assistant effortlessly guides you through an easy, 30-second setup
- Only breakaway kit requires installation (25-45 min.)
- Guaranteed to fit any make, model, and year of a flat towable vehicle
- 5-10% of towed vehicles require hardware which comes with the brake
- Thin, light design with carrying handle for convenient portability
- Includes Bullseye wireless monitor and range extender for real-time monitoring
Adds braking capabilities to your towed vehicle when flat towing behind an RV
Required by law in 49 of 50 states and all of Canada
0.5-second reaction time helps keep you safe on the road
Brake-lock detection ensures proper installation to prevent towed vehicle brake damage
Simple, one-button interface automatically positions itself in the vehicle
Audio assistant effortlessly guides you through an easy, 30-second setup
Only breakaway kit requires installation (25-45 min.)
Guaranteed to fit any make, model, and year of a flat towable vehicle
5-10% of towed vehicles require hardware which comes with the brake
Thin, light design with carrying handle for convenient portability
Includes Bullseye wireless monitor and range extender for real-time monitoring
Limited lifetime warranty (one-year finish, one-year parts)
