Product Review
NSA RV Products Inc RB-4000
- SIMPLE, PROPORTIONAL BRAKING: The most simple and effective auxiliary braking system on the market. Hitch-mounted surge brake provides instant, fully proportional braking to your towed vehicle (toad).
- PURELY MECHANICAL RELIABILITY: A tried-and-true, purely mechanical solution that does not rely on electronic components that can fail. Avoids the high cost and complications of "brake in a box" systems.
- EASY 2025 INSTALL & UNIVERSAL FIT: Compatible with virtually any tow vehicle and any hitch-mounted tow bar. New 2025 cable routing system makes installation simpler—no drilling the firewall required.
- MEETS LEGAL REQUIREMENTS: Provides proportional braking to meet state and provincial laws requiring supplemental brakes. Includes DL-300 Tow Brake Dash Monitor for clear brake status.
- LIFETIME WARRANTY & USA BUILT: Proudly Made in the U.S.A. for guaranteed quality and long-term reliability. Backed by a Limited Lifetime Warranty on the ReadyBrake unit.











