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Trailer tire pressure

cjaysanchez

Well-Known Member
Messages
55
Reaction score
21
Points
47
Location
Porter, TX
Boat Make
Yamaha
Year
2021
Boat Model
AR
Boat Length
19
My 2021 195s does not fit in the garage even after the tower mod. Not sure if this tower is slighter taller or thicker but just need an extra inch. So I deflate the tires and no problem getting it in. The question is going from 50 to 20 psi to make it, do I inflate them all the way back to 50 or would it be ok to leave them low and if so at what pressure? If I inflate them back to 50 once in the garage, then I have to drop them to 20 to move it out and then back to 50.
 
Last edited:
According to a few sources, your trailer tires should always be properly inflated even when storing for short term. This would allow maximum life and ensure no damage to your tires. I would personally make sure they are inflated but I also check the pressure on everything I ride/drive more than anyone I know.
 
You'll get flat spots on the tires if you let them sit too long even at fully inflated pressure. Low pressure speeds up that process.
 
Since you’re deflating enough to cause the tire to deform the side walls, I’d recommend against to storing in that condition. Lifting it on jacks is a good idea as stated above, but I’m not sure which method saves the most time and energy.

Since you’ll inflate and deflate on a regular basis, the valve stem is going to see some wear and the core may start leaking over time. It may be wise to store a couple of valve stem cores along with a tool. They’re super cheap and would prevent a lost day on the water if they’re nearby.

Just to confirm, you’ve lowered the trailer jack as far as it will go, right? Jack height is the difference between me clearing our garage overhang and not. We added a Trailer Valet and it’s made a world of difference in ease of handling the trailer.
 
I'm still on a mission to get my 2020 195S to fit in my garage so I feel your pain! :) I have not deflated the tires yet. Going to try dropping the trailer tounge a lot first as I have an adjustable B&W hitch. Once/If I get it in the garage, I plan to let the the boat/trailer sit on jack stands over the winter.
 
My 2021 195s does not fit in the garage even after the tower mod. Not sure if this tower is slighter taller or thicker but just need an extra inch. So I deflate the tires and no problem getting it in. The question is going from 50 to 20 psi to make it, do I inflate them all the way back to 50 or would it be ok to leave them low and if so at what pressure? If I inflate them back to 50 once in the garage, then I have to drop them to 20 to move it out and then back to 50.
@cjaysanchez ....smart question. Answer: You must reinflate them or risk damaging the sidewalls and the integrity of the tire. Either that or travel with a couple of spares! :cool:
 
? fk really? Noooo. Confirm your garage height please. Following.
 
I have 7 fit clearance but I have a little lip (bump) at the bottom of the floor so I have about 82.5 inches. The issue is the Bimini connector that sticks out slightly from the Tower and touches the frame of the garage. If I drop the the pressure to 30 psi I clear barely. I thought about dropping the trailer tongue to the lowest point, but when pushing back with the truck, the tires barely go Over the Lip of the floor and the rest of the boat is still mostly out and we have slight slope. I’m concern I cannot push it back if unhooked. Then I will have a serious problem. I thought about installing a winch on the back wall but not sure how difficult that might be. I assume I have to drill into the concrete and not the garage back wall. I saw some posts that a 1,500 lbs electric winch would do the trick. The trailer valet seems expensive compared to an electric winch. Not sure what the best option is. Or just get a heavy duty compressor to deflate and inflate tires. Now I can do all the processs from arrival to driveway until inside the house and inflate tires in 10 min.
 
I have 7 fit clearance but I have a little lip (bump) at the bottom of the floor so I have about 82.5 inches. The issue is the Bimini connector that sticks out slightly from the Tower and touches the frame of the garage. If I drop the the pressure to 30 psi I clear barely. I thought about dropping the trailer tongue to the lowest point, but when pushing back with the truck, the tires barely go Over the Lip of the floor and the rest of the boat is still mostly out and we have slight slope. I’m concern I cannot push it back if unhooked. Then I will have a serious problem. I thought about installing a winch on the back wall but not sure how difficult that might be. I assume I have to drill into the concrete and not the garage back wall. I saw some posts that a 1,500 lbs electric winch would do the trick. The trailer valet seems expensive compared to an electric winch. Not sure what the best option is. Or just get a heavy duty compressor to deflate and inflate tires. Now I can do all the processs from arrival to driveway until inside the house and inflate tires in 10 min.
Wow. Thank you for sharing. I have the same exact lip.
 
Thinking about it this morning, not sure if this would work, but I could possibly replace the straight hitch with a drop 2 or 3 inch hitch on the truck and that could possibly work. I have a 1500 ram truck and no mods to suspension and not sure if the boat would be too low on the front. If anybody has a drop hitch on a standard 1500 ram without mods please comment.
 
Definitely do not leave the tires low, especially if you have the original bias ply tires. They will flat spot and develop weak points in the side wall. An electric winch anchored in the concrete should be an easy deal to rig up, some 5/16" or 1/2" wedge anchors sunk a few inches ought to hold it, not pulling against much force if it's rolling.
 
My 2021 195s does not fit in the garage even after the tower mod. Not sure if this tower is slighter taller or thicker but just need an extra inch. So I deflate the tires and no problem getting it in. The question is going from 50 to 20 psi to make it, do I inflate them all the way back to 50 or would it be ok to leave them low and if so at what pressure? If I inflate them back to 50 once in the garage, then I have to drop them to 20 to move it out and then back to 50.

Sticker on my Scarab 195ID Wake trailer states 65PSI for trailer tires. Interesting that your Yamaha is 50PSI.
 
Before I went through deflating and deflating tires every trip, I would check into shorter tires or even lowering the trailer with different springs or spring mounts or even a different axle. May have to raise fenders too.
 
Sticker on my Scarab 195ID Wake trailer states 65PSI for trailer tires. Interesting that your Yamaha is 50PSI.
The Scarab single-axle's are rated higher at 5k lbs instead of the usual 3.5k so the single tires must be rated higher too.
 
My 2021 195s does not fit in the garage even after the tower mod. Not sure if this tower is slighter taller or thicker but just need an extra inch. So I deflate the tires and no problem getting it in. The question is going from 50 to 20 psi to make it, do I inflate them all the way back to 50 or would it be ok to leave them low and if so at what pressure? If I inflate them back to 50 once in the garage, then I have to drop them to 20 to move it out and then back to 50.
Don't mess with the tires - keep them inflated properly. A drop hitch should work - just measure the height now and deduct the difference to get down 4-6 inches lower or whatever works.
 
The Scarab single-axle's are rated higher at 5k lbs instead of the usual 3.5k so the single tires must be rated higher too.

I wasn’t aware of trailer rating, but your explanation makes sense. Thank you.
 
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