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Towing & Trailers

Understand towing ratings, payload, trailer weights and equipment choices before selecting a towing combination.

A four-pin flat trailer connector and a seven-pin round connector on a workbench.

4-Pin vs. 7-Pin Trailer Wiring: Which Plug Do You Need?

Compare 4-pin and 7-pin trailer plugs, use our vehicle-to-trailer compatibility chart, and check whether lights, electric brakes and adapters will work.
A technician checking the brake assemblies on a tandem-axle utility trailer in a workshop.

Do You Need Trailer Brakes? A 5-Step Check Before You Tow

Check if your trailer needs brakes, compare state rules and tow-vehicle limits, and use a five-step safety checklist before your next trip.
A dark gray heavy-duty pickup coupled to an enclosed tandem-axle cargo trailer on a gravel lot.

How Much Can My Truck Tow? Find Your Real Limit

Not sure what your pickup can tow? Learn where to find its real rating, how passengers and tongue weight affect it, and check a worked example.
An empty black tandem-axle utility trailer parked beside a commercial vehicle weighbridge.

How Much Does a Trailer Weigh? Real Empty and Loaded Examples

How heavy is a trailer before and after loading? Compare real cargo, utility, car and camper trailer weights, then work out your own safe loaded weight.
An overhead view of a pickup reversing a small utility trailer between practice cones.

How to Back Up a Trailer: 3 Easy Practice Drills for Beginners

Learn to back up a trailer with small steering corrections, three beginner drills, a spotter plan, and a printable practice card for your next trip.
A technician testing the wiring behind a cargo trailer tail light at dusk.

Trailer Lights Not Working? Find the Fault Step by Step

Find out why trailer lights fail with a symptom chart, truck-versus-trailer tests, ground checks and a printable fault-finding worksheet.
A mechanic measuring the air pressure of a trailer tire with a handheld gauge.

Trailer Tire Pressure: Find the Right PSI and Check It Safely

Find the right cold PSI for your trailer tires, check it before towing, and use a symptom chart and printable log to spot pressure problems.
Close view of a trailer tongue, ball coupler and supporting weight-measurement equipment.

Trailer Tongue Weight: How to Measure It and Load Safely

Learn to measure trailer tongue weight, check your truck's real limits and use a printable trip worksheet with clear worked examples.
Two people inspecting the suspension and frame of a used enclosed cargo trailer before purchase.

Used Trailer Inspection Checklist: 12 Checks Before You Buy

Buying a used utility or cargo trailer? Check the VIN, frame, axles, brakes and hidden repair costs with this practical checklist and printable worksheet.
A pickup towing an enclosed travel trailer on a straight, open road in the mountains.

Why Does My Trailer Sway? Causes and a Safe Fix Checklist

Trailer swaying behind your truck? Learn what to do safely, compare common causes, and use a printable checklist to inspect your own towing setup.