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Roadmaster Battery Charge Line Kit for Towed Vehicles

Retail: $49.03
Our Price: $42.64
In Stock
Kit allows up to 15 amps from your RV's battery to be used to maintain the charge of your towed car's battery while the car is being towed. Charge line connects to the 6-way or 7-way plug on ...
Features: Maintains the battery charge in your towed vehicle while the car is being towed Provides just 15 amps to avoid overcharging Connects battery to 6-way or 7-way plug at the front of your
  • Flat Tow Wiring Harness
  • Battery Charge Line Kit
  • Roadmaster

Curt RVi Series 4 Portable Flat Tow Brake System - Wireless Monitor - Proportional - PreOrder

Retail: $2,103.95
Our Price: $1,595.95
COMING SOON! Adds braking capabilities to your towed vehicle when flat towing behind an RV. Simple one-button interface automatically positions itself in the vehicle., model, and year of a flat towable vehicle Bullseye Wireless Monitor: Works with RVibrake 4, Towed Battery Charger, and Breakaway Wireless Adapter 2.1" vibrant touchscreen displays braking performance
  • Brake Systems
  • Proportional System
  • Portable System
  • CURT
  • Wireless Display
  • Every-Trip Setup
  • 12V Outlet

Curt RVi Series Shadow 2 Flat Tow Brake System - Wireless Monitor - Proportional - Fixed - PreOrder

Retail: $2,103.95
Our Price: $1,595.95
COMING SOON! Adds braking capabilities to your towed vehicle when flat towing behind an RV. Permanently installed design means no user setup after installation.Features: Now available for preorder RVibrake Shadow: Tow-mode detection automatically recognizes when you're towing Built-in battery charger allows you to charge up to 10 amps Plug-and-play
  • Brake Systems
  • Proportional System
  • Fixed System
  • CURT
  • Wireless Display
  • One-Time Setup
  • Vehicle Battery

Curt RVi Series Towed Battery Charger + for Flat Towing - Preorder

Retail: $180.37
Our Price: $164.95
COMING SOON! The Towed Battery Charger + is an on-demand system that not only trickle charges vehicles that have little draw, but can charge up to 10 amps when there is a high parasitic drain on ...
from draining the towed battery Specs: Weight: 1 lb Housing dimensions: 3" x 3" x 1" Wire length: From multi-pin to charger: 8' From battery to charger: 4' Wire gauge: 14 Duplex
  • Flat Tow Brake System
  • Battery Charge Line Kit
  • Curt

Curt RVi Series Bullseye Wireless Monitor - 2" Diameter - Preorder

Retail: $322.52
Our Price: $294.95
COMING SOON! RVi Series Bullseye Monitor keeps control within arms reach. Touchscreen displays braking performance as well as your battery's charge.Features: Now available for preorder Manual braking button for quick correction and increase driver control Works with RVibrake 4, Towed Battery Charger, and Breakaway Wireless Adapter Backward
  • Flat Tow Brake System
  • Brake Monitoring
  • Curt

Demco Stay-IN-Play Duo Flat Tow Brake System for RVs w/ Hydraulic Brakes - Proportional - SM99251

Retail: $1,384.00
Our Price: $1,175.00
In Stock
Plug in and go: this permanent system gets you smooth, reliable braking with a one-and-done installation. Low-profile components designed to stay out of sight.
  • Brake Systems
  • Proportional System
  • Fixed System
  • Demco
  • Hydraulic Brakes
  • Indicator Lights
  • One-Time Setup
  • Vehicle Battery

New Arrivals — From Our Shop to You!

Chosen by folks who live and breathe this, just like you.

New Arrivals — From Our Shop to You!

Chosen by folks who live and breathe this, just like you.

Andrew
Andrew etrailer team member
Andrew etrailer team member

4

Years

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356

Installations

3,320

Customers Helped

Any questions? Chat us from Missouri

Curt RVi Series Towed Battery Disconnect - Preorder

Our Price: $21.15
COMING SOON! Towed Battery Disconnect switch is designed to cut-off power flowing to the battery to avoid unauthorized use of your vehicle or unwanted battery consumption when not used for long ...
Features: Now available for preorder Towed Battery Disconnect switch is designed to cut-off power flowing to the battery to avoid unauthorized use of your vehicle or unwanted battery consumption when
  • Flat Tow Wiring Harness
  • Battery Disconnect
  • Curt

Curt RVi Series 12-Volt Battery Direct Kit for RVibrake - Preorder

Retail: $32.75
Our Price: $29.95
COMING SOON! The 12-Volt Battery Direct Kit provides an extra 12-Volt outlet that runs directly off of your towed vehicle's battery. The inline 20-amp fuse and 16 gauge wire provides consistent ...
Features: Now available for preorder Why would you need a 12V Direct Kit? Pulling Fuses - You have to pull fuses in your towed 12V Kit attach to battery vehicle to be able to tow it. This usually
  • Flat Tow Wiring Harness
  • Battery Charge Line Kit
  • Curt

Curt RVI Series Breakaway Wireless Adapter for RVibrake 3 and RVibrake 4 - Preorder

Retail: $163.96
Our Price: $149.95
COMING SOON! The Breakaway Wireless Adapter for RVibrake systems eliminates the fight with wireless connectivity. The first time you plug in your breakaway is the last. You can relax as it connects automatically to your RVibrake3, every tripFeatures: Now available for preorder No More Drilling Through Firewalls - Because of the connectivity to the RVibrake from your towed vehicles battery, you eliminate the frustration of drilling
  • Flat Tow Brake System
  • Breakaway Kit
  • Wireless Adapter
  • Curt

BrakeBuddy Towed Vehicle Battery Charge Line Kit

Our Price: $56.71
In Stock
Maintains the battery charge on your towed vehicle while it is being flat towed.Features: Keeps your car's battery charged while it is being flat towed Pulls up to 15 amps from your motorhome's battery Shows LED light when charging
  • Flat Tow Brake System
  • Wiring
  • Battery Charge Line Kit
  • Brake Buddy

Towed Vehicle Battery Charge Line Kit for Demco Air Force One and Stay-IN-Play Duo Braking Systems

Retail: $32.95
Our Price: $29.92
In Stock
Maintains the battery charge on your towed car while it is being flat towed. Works with Demco supplemental braking systems. Includes diode and fuse.Features: Keeps your car's battery charged while it is being flat towed Works with Demco Air Force One and Stay-IN-Play Duo braking systems Includes 10-amp in-line diode and fuse Made in the USA
  • Flat Tow Brake System
  • Wiring
  • Battery Charge Line Kit
  • Demco

Brake Buddy Select 3 Portable Flat Tow Brake System - Proportional - HM39524

Retail: $1,791.00
Our Price: $1,335.65
In Stock
This portable unit gets you smooth braking without a complex installation. Senses the RV braking and applies the brakes proportionally. Easy to swap between multiple towed cars: settings adjust for safe, even braking for any size car. auto start Removes excess vacuum pressure from your car's brakes Checks braking system for errors Keeps car's battery fully charged with 15-amp battery charge line kit Specs: Compatible with
  • Brake Systems
  • Proportional System
  • Portable System
  • Brake Buddy
  • Hydraulic Brakes
  • Air Brakes
  • Air Over Hydraulic Brakes
  • Wireless Display
  • Every-Trip Setup
  • 12V Outlet

Blue Ox Towed Vehicle Battery Charge Line Wiring Harness

Retail: $129.00
Our Price: $103.95
In Stock
Maintain the charge of your towed car's battery from your coach or tow vehicle with this simple harness. 12V Power line with in-line charger connects to the 6-way or 7-way plug on your vehicle ...
battery to 6-way or 7-way plug at the front of your towed car 4-Function LED indicator on charger makes it simple to see power status Receives power from your RV Requires a dedicated charge line at the rear
  • Flat Tow Wiring Harness
  • Battery Charge Line Kit
  • Blue Ox

Curt RVi Series Breakaway System - Preorder

Retail: $65.55
Our Price: $59.95
COMING SOON! The Breakaway System for RVibrake provides maximum safety and convenience. It is designed to quickly activate your RVibrake braking system in an emergency situation and takes only 30-45 minutes to install.
  • Flat Tow Brake System
  • Breakaway Kit
  • Curt

Curt RVi Series Roadie Soft Shell Case for RVibrake - Preorder

Retail: $54.62
Our Price: $49.95
COMING SOON! Storing anything in the bay of your RV is a dirty business. Keep your RVibrake looking brand new with the Roadie Soft Shell Case. The durable and light material will stand up against the rigors of the road.
  • Flat Tow Brake System
  • Storage Bag
  • Curt

Curt RVi Series Bean Bag Dash Mount - Preorder

Retail: $32.75
Our Price: $29.95
COMING SOON! The Bean Bag Dash Mount is a great addition to the tablet Dash Mount for vehicles that have unsuitable dashboards. Simply mount the Magnet Dash Mount to the Bean Bag Mount.
  • Flat Tow Brake System
  • Brake Monitoring
  • Electronic Device Holder
  • Curt

Curt Phantom Universal Stop Plate Bracket for RVibrake - Preorder - RVI24FR

Our Price: $11.36
COMING SOON! The Phantom bracket is a small and out of site bracket that works for vehicles that don't have a proper mounting place for the RVibrake system.
  • Flat Tow Brake System
  • Hardware
  • Brackets
  • Curt

Blue Ox Patriot Portable Flat Tow Brake System - Proportional - BLU37TR

Retail: $1,790.00
Our Price: $1,529.02
In Stock
Small, light, and precise, this portable unit gets you smooth braking with basically no installation. Plugs directly into 12V outlet. Easy to swap between multiple cars. Control and monitor the system remotely from your motorhome with LCD display. the brakes properly Plugs into 12V accessory outlet Stops the car if a breakaway occurs, even if your car's battery is dead Able to activate for up to 30 minutes after loss of power Made in the USA
  • Brake Systems
  • Proportional System
  • Portable System
  • Blue Ox
  • Air Brakes
  • Air Over Hydraulic Brakes
  • Hydraulic Brakes
  • Wireless Display
  • Every-Trip Setup
  • Built-In Battery

Demco Air Force One Flat Tow Brake System for RVs w/ Air Brakes - Proportional - SM99243

Retail: $1,589.78
Our Price: $1,329.00
In Stock
Get safe, smooth braking for your towed car with this truly proportional braking system. Car slows perfectly in sync with your RV. Installs permanently so you can just plug in and go. Low-profile design keeps it out of sight and out of the way.
  • Brake Systems
  • Proportional System
  • Fixed System
  • Demco
  • Air Brakes
  • Indicator Lights
  • One-Time Setup
  • Vehicle Battery

Brake Buddy Stealth Supplemental Braking System - Proportional - HM39530

Retail: $1,903.60
Our Price: $969.35
Get fully proportional braking with a system that never has to be removed, replaced, or reset. Actuator installs out of sight and remains virtually invisible when your car isn't being towed. Controller also works as a trailer brake controller. as a proportional trailer brake controller Built-in battery protection keeps your towed vehicle's battery charged as you tow Main unit connects directly to your towed car's battery Vacuum pump
  • Brake Systems
  • Proportional System
  • Fixed System
  • Brake Buddy
  • Hydraulic Brakes
  • Wireless Display
  • One-Time Setup
  • Vehicle Battery

Demco Air Force One Flat Tow Brake System for 2021 and Newer Freightliner Chassis RVs w/ BrakeSync - DM23MV

Retail: $1,431.00
Our Price: $1,205.00
In Stock
Complete the factory prep package on your 2021 or newer Freightliner chassis motorhome so you can flat tow your vehicle with the Air Force One supplemental braking system. Includes all needed components and the convenient wireless Coachlink monitor.
  • Brake Systems
  • Proportional System
  • Fixed System
  • Demco
  • Air Brakes
  • Indicator Lights
  • One-Time Setup
  • Vehicle Battery

Demco Air Force One Flat Tow Brake System for 2019 and Newer Spartan K2 400 RVs w/ Safe Haul - DM54YV

Our Price: $1,151.91
In Stock
Complete the Safe Haul factory prep package on your 2019 or newer Spartan motorhome so you can flat tow your vehicle with the Air Force One supplemental braking system. Includes an air jumper hose with the Safe Haul-specific fitting.
  • Brake Systems
  • Proportional System
  • Fixed System
  • Demco
  • Air Brakes
  • Indicator Lights
  • One-Time Setup
  • Vehicle Battery

Demco Air Force One Flat Tow Brake System for 2020 and Newer Tiffin Chassis RVs w/Factory Air Brakes - DM55MV

Retail: $1,431.00
Our Price: $1,205.00
In Stock
Complete the factory prep package on your 2020 and newer Tiffin chassis motorhome so you can flat tow your vehicle with the Air Force One supplemental braking system. Includes all needed components and the convenient wireless Coachlink monitor.
  • Brake Systems
  • Proportional System
  • Fixed System
  • Demco
  • Air Brakes
  • Indicator Lights
  • One-Time Setup
  • Vehicle Battery

Roadmaster BrakeMaster w/ Pressure Reducer for RVs w Air or Air-Over-Hydraulic Brakes - Proportional - RM-9160-900002

Our Price: $920.00
In Stock
Stay on budget with this proportional braking system. More reliable than a portable system, cheaper than a permanent one. Pressure reducer protects cars with active or continuous-power-assist brakes, such as hybrids, from damage.
  • Brake Systems
  • Proportional System
  • Fixed System
  • Roadmaster
  • Air Brakes
  • Air Over Hydraulic Brakes
  • Indicator Lights
  • Every-Trip Setup
  • Vehicle Battery