How to Repack Boat Trailer Bearings?

Last Updated on October 1, 2022

If you’re like most boat owners, you probably don’t give your trailer bearings much thought – until they fail. Then, it’s a mad scramble to find a replacement bearing that fits, get it installed and get back on the road (or water). To avoid this headache, it’s best to repack your bearings every year or two.

  • Park the trailer on a level surface and engage the emergency brake
  • Remove the wheel cover and unscrew the lug nuts with a wrench, then remove the wheel
  • Use a pry bar to remove the old grease seal from the hub assembly
  • Clean out any old grease or debris from inside the hub with a rag
  • Pack new bearings with marine bearing grease and insert them into the hub assembly, then replace the grease seal
  • screw on the lug nuts and lower the jack, then test drive the trailer to make sure everything is working properly

How To Service Boat Trailer Bearings

How Often Should Boat Trailer Bearings Be Repacked?

Boat trailer bearings should be repacked every 12 to 24 months, or more frequently if they are used in saltwater. Bearings should be cleaned and inspected for wear before being repacked.

When Should I Repack Boat Trailer Bearings?

Boat trailer bearings should be repacked every 12 to 24 months, or sooner if they show signs of wear. Signs of wear include excessive noise, vibration or play in the bearing, and visible damage to the seals. If you notice any of these signs, it’s time to repack the bearings.

The process is fairly simple: first, remove the old grease from the bearings and hub using a putty knife or similar tool. Next, clean the area thoroughly with solvent and allow it to dry completely. Once the area is clean, pack the bearings with fresh grease, being sure to fill all voids and get a good seal on both sides of each bearing.

Finally, reinstall the axle nut and torque it to specifications. If done properly, repacking boat trailer bearings is a quick and easy way to extend their life and keep your trailer rolling smoothly down the road.

How Do You Clean And Repack Boat Trailer Bearings?

If you’re like most boat owners, you probably don’t give your trailer bearings a second thought – until they fail. Then, it’s a mad scramble to find a replacement bearing and get it installed before your next boating trip. But there’s no need to wait for a bearing failure to do some preventive maintenance.

A little time spent cleaning and repacking your boat trailer bearings now will pay off later with smoother-rolling wheels and fewer worries on the road. Here’s how to clean and repack boat trailer bearings in four easy steps: 1. Remove the hub cap or dust cover from the wheel hub.

You’ll see the large nut that secures the wheel onto the axle spindle. Use a socket wrench to loosen, but not remove, this nut. 2. With the nut loosened, tap on the end of the axle spindle with a hammer to release any rust or corrosion that may have built up between the spindle and wheel hub.

3. Pull the wheel straight off the axle spindle. The outer race of the bearing will usually stay in place on the spindle while the inner race (with rollers still attached) will come out with the wheelhub. If necessary, use a pry bar or screwdriver to gently separate these two parts of the bearing assembly.

4. Clean all surfaces of both races and rollers with solvent then dry thoroughly with compressed air or a clean rag . Inspect all surfaces for pits, cracks or other damage; if any is found replace all damaged parts . Coat all surfaces lightly with fresh grease .

It’s important not to over-grease bearings; too much grease can cause excessive heat build-up which will shorten their lifespan . Replace seals if they are worn or damaged in any way . Reassemble everything in reverse order taking care not to damage seal when seating inner race back into position on axle spindle .

How Much Does It Cost to Repack Bearings on a Boat Trailer?

If you’re like most boat owners, you probably don’t think about your boat trailer bearings until there’s a problem. Then, all of a sudden, you have to think about them – and how much it’s going to cost to fix the problem. The good news is that repacking bearings on a boat trailer isn’t as expensive as you might think.

In fact, it’s a relatively easy and inexpensive do-it-yourself job, as long as you have the right tools and know-how. Here’s a quick overview of what you need to know about repacking bearings on a boat trailer: What are Boat Trailer Bearings?

Boat trailer bearings are located at the hubs of your trailer wheels and allow the wheels to rotate freely while supporting the weight of your boat and trailer. Over time, these bearings can become worn or damaged, which can cause problems with trailers pulling straight or making noise while being towed. That’s why it’s important to inspect your bearings regularly and repack them if necessary.

How Much Does It Cost To Repack Bearings? Tools & Materials Needed: • Bearing grease • Bearing packer • New seals (if needed) • Clean rags • Wire brush • Safety glasses/goggles Step 1: Remove The Wheels From The Trailer This is pretty self-explanatory – just remove the wheels from your trailer so that you can access the bearings.

If your trailer has disc brakes, be sure to disconnect the brake line before removing the wheel (consult your owner’s manual for specific instructions). Step 2: Clean The Bearings & Hubs With A Wire Brush Once the wheels are off, use a wire brush to clean any dirt or debris from the bearing surface and hub area. You want to make sure that everything is clean before proceeding any further.

Step 3: Remove The Old Seals & Bearings Next, use a seal remover tool (or a flathead screwdriver) to remove the old seals from around the hub assembly. Then, using a bearing puller (or an impact wrench), remove the old bearings from inside the hub assembly. Step 4: Inspect Everything For Damage Carefully inspect all of the parts that you’ve just removed – including both sides of each bearing, all 4 races (the surfaces that contact each bearing), and both seals.

How to Repack Trailer Wheel Bearings With Bearing Buddies

If you have ever had to change a tire on a trailer, then you know how important it is to keep the wheel bearings in good shape. The last thing you want is for your trailer to break down on the side of the road. Luckily, repacking trailer wheel bearings is not that difficult of a task.

With a little time and patience, you can do it yourself. Here is a step-by-step guide on how to repack trailer wheel bearings with Bearing Buddies: 1. Remove the hub cap or dust cover from the trailer wheel.

This will give you access to the bearing buddy cap. 2. Use a socket wrench to remove the retaining nut from the bearing buddy cap. 3. Pull out the old inner bearing and seal from the hub assembly.

Inspect them for any damage or wear and replace if necessary. 4. Clean out any dirt or debris from inside the hub assembly with a rag or brush. 5 .

Pack new grease into the hub assembly using your fingers or a small grease gun until it is full . You want to use enough grease so that it starts oozing out when you press on it with your finger . If using a grease gun , fill it up until about ½ inch ( 1 cm ) of new grease comes out when pressing on its plunger .

6 Insert the new inner bearing into place , making sure that its race is facing outward . Coat both sides of the new seal with fresh grease before sliding it into place over top ofbearing .

Repacking Trailer Bearings With Electric Brakes

If you have a trailer with electric brakes, you’ll need to know how to repack the bearings. This process is not difficult, but it does require some special tools and knowledge. Here’s what you need to know about repacking trailer bearings with electric brakes.

The first thing you need to do is remove the old grease from the bearings. You can do this by using a bearing packer or by hand. Once the old grease is removed, you’ll need to clean the bearings and races with solvent.

Be sure to dry them thoroughly before proceeding. Next, you’ll need to apply new grease to the bearings and races. You can use a bearing packer or your fingers for this step.

Be sure to fill the bearings and races completely with new grease. Finally, you’ll need to install the bearings back into the hub and torque them down according to manufacturer’s specifications. Once everything is tight, spin the wheel by hand to make sure everything turns smoothly.

If all goes well, your trailer should be ready for hitches again!

How to Grease Boat Trailer Bearings

If you have a boat, you need to know how to grease boat trailer bearings. This is not a difficult task, but it is important to do it correctly. The wrong type of grease can damage the bearings and cause problems down the road.

There are two types of boat trailer bearings: inner and outer. The inner bearing sits inside the hub of the wheel and the outer bearing sits outside the hub. You will need to identify which type of bearing you have before proceeding.

If you have inner bearings, start by removing the grease cap from the hub. Use a clean rag to wipe away any old grease and debris that may be on the bearings. Next, apply a liberal amount of new grease to the bearings.

Replace the grease cap and hand-tighten it until it is snug. If you have outer bearings, begin by removing the nut that holds the bearing in place. Use a clean ragto wipe away any old grease and debris that may be onthe bearing surface .

Apply a liberal amountof newgrease top both sidesof thenewbearing before slidingit backinto place . Screwthe nut backonby handuntil itis snugbefore tighteningwitha wrench .


If you’re planning on hitting the open road with your boat in tow, it’s important to make sure your trailer’s bearings are in good shape. Here’s a quick guide on how to repack them: 1. Start by removing the hub cap and using a socket wrench to loosen the nut that secures the bearing cover.

2. Once the cover is off, remove the old bearings and inspect them for damage. If they look worn, it’s time for new ones. 3. To install the new bearings, simply place them in the housing and secure them with the retaining ring.

4. Put some grease in your hand and work it into the new bearings, being sure to get all around their circumference. This will help keep them lubricated as you hit bumps on the road. 5) Finally, replace the bearing cover and tighten everything up before heading out on your journey!