2021 Jeep Grand Cherokee Vehicle Tow Bar Brake System

Name: Blue Ox Patriot Portable Flat Tow Brake System - Proportional
Brand: Blue Ox
SKU: BLU37TR
Price: 1413.21 USD
Availability: InStock
Rating: 4.71 (100 reviews)

Filter Results

Blue Ox Patriot Portable Flat Tow Brake System - Proportional

Shown on 2020 Jeep Grand Cherokee

100 reviews

Code: BLU37TR

Retail:$1,780.90

Our Price: $1,413.21

You Save: $367.69

In Stock

Tow Bar Braking Systems Specs:

Brake Systems
Proportional System
Recurring Set-Up
Power Assist Brake Compatible
Portable System
Air Brakes
Air Over Hydraulic Brakes
Hydraulic Brakes

Features:

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.

More Information >

Brake Buddy Select 3 Portable Flat Tow Brake System - Proportional

273 reviews

Code: HM39524

Retail:$1,791.00

Our Price: $1,536.27

You Save: $254.73

In Stock

Tow Bar Braking Systems Specs:

Brake Systems
Proportional System
Recurring Set-Up
Portable System
Air Brakes
Air Over Hydraulic Brakes
Hydraulic Brakes

Features:

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.

More Information >

Brake Buddy Classic 3 Portable Flat Tow Brake System - Preset

Shown on 2019 Jeep Grand Cherokee

202 reviews

Code: HM39494

Our Price: $1,167.61

In Stock

Tow Bar Braking Systems Specs:

Brake Systems
Pre-Set System
Recurring Set-Up
Portable System
Air Brakes
Air Over Hydraulic Brakes
Hydraulic Brakes

Features:

This portable unit gets you smooth braking without a complex installation. Senses the RV braking and applies the car's brakes at an intensity preset by you. Easy to swap between multiple cars; settings adjust for smooth braking for any size car.

More Information >

Roadmaster BrakeMaster for RVs w/ Air or Air-Over-Hydraulic Brakes - Proportional

123 reviews

Code: RM-9160

Retail:$865.00

Our Price: $783.05

You Save: $81.95

Tow Bar Braking Systems Specs:

Brake Systems
Proportional System
Recurring Set-Up
Not Power Assist Brake Compatible
Portable System
Air Brakes
Air Over Hydraulic Brakes

Accessory Parts:

Stop Light Switch RM-751449

Seat Adapter RM-88287

Features:

Stay on budget with this proportional braking system. More reliable than a portable system, cheaper than a permanent one. Lightweight actuator attaches to brake pedal and front seat and removes for storage. Car brakes perfectly in sync with RV.

Installation Notes:

The BrakeMaster seat adapter listed is a requirement for using this supplemental braking system.

The stop light switch kit listed is a requirement for proper usage of this braking system

More Information >

Roadmaster Even Brake Portable Flat Tow Brake System - Proportional

Shown on 2019 Jeep Grand Cherokee

45 reviews

Code: RM-9400

Retail:$1,712.44

Our Price: $1,463.73

You Save: $248.71

Tow Bar Braking Systems Specs:

Brake Systems
Proportional System
Recurring Set-Up
Not Power Assist Brake Compatible
Portable System
Air Brakes
Air Over Hydraulic Brakes
Hydraulic Brakes

Accessory Parts:

Stop Light Switch RM-751449

Features:

Portable unit gets you smooth braking without a complex installation. Measures the RV's braking and applies your towed car's brakes with the same intensity, at the same time. Easy to swap between multiple cars. Includes LCD braking monitor.

Installation Notes:

The stop light switch kit listed is a requirement for proper usage of this braking system

Brake light relay RM-88400 is included with the EvenBrake system.

More Information >

Roadmaster BrakeMaster for RVs w/ Hydraulic Brakes - Proportional

123 reviews

Code: RM-9060

Retail:$1,489.76

Our Price: $1,210.37

You Save: $279.39

Tow Bar Braking Systems Specs:

Brake Systems
Proportional System
Recurring Set-Up
Not Power Assist Brake Compatible
Fixed System
Hydraulic Brakes

Accessory Parts:

Stop Light Switch RM-751449

Seat Adapter RM-88287

Features:

More reliable than a standard portable system, lightweight actuator attaches to brake pedal and driver's seat and removes for storage. Car brakes perfectly in sync with motorhome.

Installation Notes:

The BrakeMaster seat adapter listed is a requirement for using this supplemental braking system.

The stop light switch kit listed is a requirement for proper usage of this braking system

More Information >

Explore Expert Info

on Tow Bar Braking Systems

Videos

for Tow Bar Braking Systems

Help Articles

for Tow Bar Braking Systems

Expert Answers

for Tow Bar Braking Systems

Blue Ox Patriot Portable Braking System Installation - 2022 Ford F-150

Review of Blue Ox Tow Bar Braking Systems - Patriot Portable Braking System - BLU37TR

Blue Ox Patriot Radio Frequency Portable Braking System Review

Roadmaster InvisiBrake Braking System Installation - 2021 Jeep Wrangler

Brake Buddy Classic 3 Portable Supplemental Braking System Installation - 2009 Jeep Wrangler Unlimit

Roadmaster Tow Bar Wiring - Splices into Vehicle Wiring - RM-15267 Review

Demco SBS Stay-IN-Play DUO Supplemental Braking System Review

Roadmaster InvisiBrake Supplemental Braking System Review

Review of Brake Buddy Tow Bar Braking Systems - Brake Systems - HM39494

Review of Demco Tow Bar Braking Systems - Brake Systems - SM99251

Roadmaster Battery Charge Line Kit Review

Roadmaster Stop Light Switch Kit Review RM-751200

Must-Have Flat Towing Components

Trailer Wiring Diagrams

Brake Controller 7- and 4-Way Installation Kit (ETBC7)

Roadmaster Vehicle Specific Base Plates

How to Choose a High-Low Adapter

How to Choose the Right Trailer Hitch Class

Flat Towing Package for 2018 Jeep Wrangler JL and JL Unlimited

We Used 34 RV Tow Bars, and These are the Best for Flat Towing

The Definitive, Step-by-Step Flat Towing Setup Guide

Wiring Trailer Lights with a 6-Way Plug…

Flat Towing Package for 2007-2018 JK Jeep Wrangler and Wrangler Unlimited

Flat Towing Package for 1998-2006 Jeep Wrangler

Choosing Between the Brake Buddy Select 3 and the Blue Ox Patriot Supplemental Braking System

When it comes to choosing between the Blue Ox Patriot #BLU37TR and the Brake Buddy Select 3 #HM39524, these systems are extremely similar in their setup and functionality. Both of these systems provide proportional braking in a compact and easy to…

view full answer...

Which is Better Roadmaster or Blue Ox Tow Bar

Both the Roadmaster and Blue Ox tow bars are great options. But if it was my decision to make I would go with the Blue Ox Avail part #BX7420 as we have found that the Blue Ox tow bars are a little easier to connect and disconnect from. Also this…

view full answer...

What is the Difference Between the Blue Ox Patriot BRK2019…

Gladly! The difference between the Blue Ox Patriot 3 Radio Frequency, Portable Braking System BRK2019 and the Blue Ox Patriot Radio Frequency, Portable Braking System #BLU37TR is that the Blue Ox Patriot 3 RBRK2019 is older, no longer available,…

view full answer...

How To Know If Your Tiffin Motorhome Has A Towed Air Brake Setup Or BrakeSync

To determine if your motorhome has the Tiffin air brake setup or Freightliner BrakeSync…

view full answer...

Is The Curt C96JR Tail Light Kit Compatible With A Brake Buddy Brake System?

Hello John. The #C96JR tail light kit for the 2023 Jeep Gladiator will indeed work with a Brake Buddy brake System Such as part #HM39524. So, if you plan to use a portable brake system, that is definitely what I recommend, and you do not need to…

view full answer...

Comparing The Roadmaster Invisibrake And Demco Stay-IN-Play Duo Supplemental Braking Systems

There are a few differences between the Demco Demco Stay-IN-Play DUO Supplemental Braking System w/ Wireless Coachlink Monitor #DM86VR and the Roadmaster InvisiBrake Supplemental Braking System #RM-8700. The biggest difference between the two is…

view full answer...

Will The Curt Dinghy Wire Harness #C96JR Interfere With Activation Of A Blue Ox Patriot

Hey Dave, The Curt Custom Tail Light Wiring Kit for Towed Vehicles #C96JR would not be intertwined or interfere with the Blue Ox Patriot #BLU37TR. This wire harness is simply plugging into the motorhome and Gladiator tail lights to copy the light…

view full answer...

Parts Needed For Flat Towing a 2024 Ford Maverick Behind a 2010 Winnebago Journey With Air Brakes

First of all you will need the Roadmaster Direct-Connect Base Plate Kit 524470-5 #RM97RR for your 2024 Ford Maverick. The item #RM39FR you found is Roadmaster part number 524465-5 which fits certain Ford Escapes. Do understand the baseplate above…

view full answer...

Can I Use A Tow Bar With The…

Hello Curtis. You can absolutely use an RV mount tow bar with your 2006 Ford E350 Van. For example, the Blue Ox Avail Non-Binding Tow Bar #BX7420 is compatible with any…

view full answer...

Comparing the Blue Ox Patriot 2 and Patriot BLU37TR Portable Braking Systems

There is one key difference between the Blue Ox Patriot 2 Portable Braking System part BRK2016 and the Blue Ox Patriot 3 Portable Braking System part #BLU37TR. The difference is an extra safety measure built into the Patriot. The Patriot #BLU37TR…

view full answer...

Replacing 6-Way on Trailer With 7-Way Connector

Since wire color codes are NOT universal, we always recommend wiring by function, rather than wire color. If you look at the Trailer Wiring FAQ article I have linked you to, you can see some diagrams showing the proper way to wire a vehicle and…

view full answer...

How Does The Blue Ox Patriot System Get Signal To Apply Brakes

The Blue Ox Patriot Portable Braking System - Proportional #BLU37TR, uses a 12V powered remote that wirelessly connects to the 12V powered braking unit. This wireless remote has an inertia-based sensor in it that can sense the braking of the towing…

view full answer...

Towing

2021 Jeep Grand Cherokee Trailer Hitch

2021 Jeep Grand Cherokee Trailer Wiring

2021 Jeep Grand Cherokee Brake Controller

2021 Jeep Grand Cherokee Towing Mirrors

2021 Jeep Grand Cherokee Base Plate for Tow Bar

2021 Jeep Grand Cherokee Vehicle Tow Bar Wiring

2021 Jeep Grand Cherokee BOLT brand vehicle and hitch locks

Cargo Control

2021 Jeep Grand Cherokee Roof Rack

2021 Jeep Grand Cherokee Trunk Bike Rack

Performance Accessories

2021 Jeep Grand Cherokee Air Filter

2021 Jeep Grand Cherokee Suspension Enhancement

2021 Jeep Grand Cherokee Vehicle Lights

2021 Jeep Grand Cherokee Tire Chains

2021 Jeep Grand Cherokee Fluid Filters

2021 Jeep Grand Cherokee Vehicle Sway Bars

2021 Jeep Grand Cherokee Salt Spreader

2021 Jeep Grand Cherokee Vehicle Engine Heaters

2021 Jeep Grand Cherokee Off Road Lights

2021 Jeep Grand Cherokee Cabin Air Filter

Vehicle Trim

2021 Jeep Grand Cherokee Floor Mats

2021 Jeep Grand Cherokee Nerf Bars - Running Boards

2021 Jeep Grand Cherokee Vehicle Covers

2021 Jeep Grand Cherokee Bug Shield

2021 Jeep Grand Cherokee Side Window Vents

2021 Jeep Grand Cherokee Mud Flaps

2021 Jeep Grand Cherokee Vehicle Seat Covers

2021 Jeep Grand Cherokee Windshield Wiper Blades

2021 Jeep Grand Cherokee Windshield Covers

2021 Jeep Grand Cherokee Vehicle Air Mattress

Filter Products (12)

RV Brake Type
Air Brakes (5)
Air Over Hydraulic Brakes (5)
Hydraulic Brakes (5)

Braking Action
Pre-Set System (1)
Proportional System (5)

Brand
Blue Ox (1)
Brake Buddy (2)
Demco
Roadmaster (3)

Mounting Style
Fixed System (1)
Portable System (5)

Compatibility
Not Power Assist Brake Compatible (3)
Power Assist Brake Compatible (1)

Installation
One Time Set-Up (6)
Recurring Set-Up

Contact and Help

Your Account Login

What our customers are saying:

WOW! I am impressed! I called to place my order and real person answered, spoke perfect English, albeit a slight southern accent, and my order was sent within a day, shipped quickly and I had it a few days later. I saved over a hundred dollars over local and installed it my self. I cant imagine how that they could do any better. THANKS!

Eric

Cedar Springs, MI