16 Nov In a nutshell, SAE J requires the vehicle manufacturer to use a vehicle equipped with the popular options found on at least 33 percent of. 19 Jun The Society of Automotive Engineers (SAE) wants to change that, with a standard test for measuring truck towing capacity called “J”. Find the most up-to-date version of SAE J at Engineering

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As trailer weight ratings have increased, engine characteristics like horsepower and torque, thermal performance and driveline durability are no longer the only significant factors in determining trailering capability.

Adding storage space to the dinette. The J test procedures include an acceleration test, which according to Car and Driver requires a vehicle to accelerate from 0 to 30 mph in at least 12 seconds, 0 to 60 mph in at least 30 seconds, and from 40 to 60 mph in at least 18 ase for jj2807 given trailer weight though dual rear wheel vehicles are allotted additional time.

Tips for stabilizing your 5th Wheel.

Finally, some ground rules were established for determining tow ratings so that for the first time on this planet, tow ratings of vehicles from different manufacturers could be compared. Some passenger cars are also rated to tow trailers. No component failures, no diagnostic codes that alert the operator to take service or driving action, no customer warnings, no fluid loss.

SAE J2807 Tow Tests – The Standard

In addition to very detailed requirements ssae the design of the trailer, including the structure, chassis, ballast, and even the exact brand, model, and size of the trailer tires, the J lays out performance tests required for a truck and trailer combination to meet the new towing standard.


Improving the viewability of the TV.

Adding finger pulls to the storage bins. It j807 rumored that GM would adopt the standard, but only if Ford did as well, and the circus began. Adding an air compressor to the RV. The purpose of these tests is to certify engine, drivetrain, and cooling system performance for a given trailer weight.

It seems that competition, rather than physics often determined tow ratings. Increasing storage under the sink. Upgrading to LED Tail lights.

Remote Control your Awning. Adding a 12V Distribution Panel. Repairing a slide out switch. Upgrading to a Denver Mattress. The coolest RV Water-Alarm Follow Truck Trend Network Facebook. Gear Selecting a Multimeter. More Photos View Slideshow. Fixing leaking Tail Lights. Installing a screen door cross bar. Combos with a maximum tow rating of more than 3, pounds are required to stop completely from 20 mph in 80 feet or less. Yes — I prefer to receive offers and promotions from Trucktrend Network.

Yes — I prefer to receive occasional updates with special offers from carefully selected third party partners of Trucktrend Network. Interestingly enough, here are the tow ratings for my model year vehicle J compliant with the same vehicle in the model year not J compliant: Motorhome or Trailer, which is best?

Maintain your storage door seals. The premise that automaker “A” can claim ratings higher than automaker “B” without using universally accepted criteria has been a cause for concern and criticism in recent years, especially considering the substantial GCWR ratings that modern pickups bear. Once J data is in use by all manufacturers, buyers should have a much better idea of the true towing capabilities of modern diesel trucks.


To pass, while on an incredibly steep 12 percent grade, a truck must be able to launch and travel 16 feet 5 meters uphill, five times in a row, in 5 minutes or less. If the standard was introduced inwhy the delay in adopting it?

SAE J Tow Ratings.

Installing the Aero Shield deflector. An overhead console in the RV’s cab. Review of two AC Line Monitors.

Upgrading the Dinette Lighting. It can sound complicated, but the procedures are designed so you can be assured your truck will not be steered by the weight of the trailer under typical driving conditions even while pulling the maximum tow weight. The tow test procedures designed by the big brains at the SAE consist of a series of rigorous real-world challenges to determine the Gross Combined Weight Rating GCWR of a vehicle and trailer combination.

However, initally only Toyota adopted the standard. It sets additional standards for allotting the weight of the driver and any additional equipment.

The SAE J test procedures are designed to level the playing field in trailer tow ratings for all vehicles model year or later. Places to visit in Pennsylvania.