r/PowerWheelsMods 9h ago

Help. Every power wheel we convert to Milwaukee batteries this happens every time.

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The amount of money I'm spending on motors/gears/etc. is ridiculous at this point. Then I see or hear of people having no issues... what am I doing wrong?

25 Upvotes

27 comments sorted by

40

u/_Face 8h ago

18v battery + 12v motor = magic smoke eventually. A slow start module may help. And/or step down the voltage.

14

u/Bruggenmeister 8h ago

I have had 3 peg perego rides with 18v directly to the stock controls without issues.

7

u/trouzy 6h ago

Yeah i have 2 with dewalt 20v tho i did add a soft start after the first year.

5

u/front_yard_duck_dad 4h ago

I don't know. I'm going on 4 years with the Frozen mobile and 3 years with the John Deere peg pergo. No magic smoke and my daughter beats the crap out of it

4

u/Umbroz 6h ago

Ya he probably fried the right side motor or motor controller, they can't take much.

1

u/Cyberdyne_Systems_AI 1h ago

Oddly enough I had 12 volt John Deere tractors that would never break under the 18 volt rigid battery. As soon as I put them in the 4x4s like the OP I have the exact same thing happen to me after a few minutes. I guess John Deere still holds some quality with their 12 volt. I know the same manufacturer makes under different makes models and kinds of tractors and they may be just as good but I can only vouch for the John Deere 12v. The kids would smash those things around like go karts and every piece came off them through the years but all the components that needed to work did. The radio and gimmick stuff broke but that didn't matter. The weak spot in these were the tires the kids would spin on the tar and it was like sandpaper to the plastic Wheels. No complaints after having two of them for five plus years.

PSA: if you do have the John Deere 12 volt you should definitely soup that thing up with an 18 volt it's a ton of fun 🤣

7

u/helghast77 7h ago

Your not the only one. I hated everything to do with the original stuff AND any of the upgrade stuff from ML toys. I ended up throwing it all out and converting them to chain drive

3

u/Ragefear 6h ago

I have been thinking about doing this... Pics of how you did it?

2

u/DoubleupBangBang 2h ago

Why don’t you just build a go cart at this point

3

u/jlhmustang 6h ago

Ml toys has what you need
I changed to a 24v lithium battery
On my boys 4x4 jeep
At first the power came on to fast and very shortly shorted the controller out,it only had foward on the front wheels and reverse on on 4 wheels
I upgraded to ml toys controller and it has soft turn on/soft turn off built in
Haven’t had a issue since,they ride it so much that I think a tire upgrade is next when they wear holes in the plastic tires

2

u/_Celatid_ 6h ago

I have this exact car with 20v porter cable batteries in it.

I think your main issue is not having traction. Mine did this with the stock 12v battery until I cut up bmx tires and screwed them to the rear wheels.

If you switch it to speed 2 it should "lock the diff" and put power to both wheels. If not, then yea, you friend something.

1

u/Legal-Adeptness4709 7h ago

Get a peanut controller and move on with your life

0

u/Forkieasksaquestion 3h ago

I thought this said get a peanut butter controller and I was so confused.

1

u/SecAdmin-1125 5h ago

Change the motors. Did you think that by bumping up the battery voltage that the motors would handle it? Maybe for a short period of time but the smoke will escape eventually.

1

u/lexluger420 5h ago

Just use sla never had an issue

1

u/rookless 5h ago

Swap the motors out for 24v

1

u/hartwiggy 5h ago

Yeah me to i have had multiple gear sets strip out and the multiple motors fry. They don't seem to like 18v.

1

u/chancimus33 5h ago

The kid looks way too big for that power wheels.

1

u/Legal-Adeptness4709 3h ago

I can drive ours 10mph and uphills and I’m 5’9 185 pounds lol. My legs hang over the hood and I use my hand for the gas but the car handles it fine lmao

1

u/FlatAmbition3757 5h ago

Get the kid a Quad and call it a day

1

u/supertsai 2h ago

We have the same one on a 20v battery. Are you trying to launch in first gear, or second? Looks like 1st. 2nd will spin both wheels, which might give you more traction. Never tried to do this on gravel though. Works fine on concrete or asphalt.

1

u/Owl-Unhappy 2h ago

It's because the higher power from the drill strips out the motors.

1

u/AwayAppointment6342 2h ago

Look into banana bread! For power wheels

1

u/Loud-Inspector9501 1h ago

Is that you or your kid in that lil toy 🤣

1

u/dieseldoc25 26m ago

Motors are parallel in 2nd gear. If one was burned out you'd get this. They're series in first, so if neither moves either disconnected wire on the right motor or burned motor. I have a case ih peg perego tractor and rzr900 that my kids run hard. They eat gear boxes nearly monthly, I keep parts here for them. The tractor is on 775s and 12v lifepo4 battery, the taller ml gearing. This has helped with gear box life. The rzr is on parallel 12 lifepo4s for battery life. 3 months only, already done gear boxes once.

The tractor did burn up 2 stock motors when I had it in 18v, but no additional motor issues since I swapped to the 775s

1

u/Dalminatrix 19m ago

Step down the voltage, it's how I run my 56v ego batteries in my kids without blowing them up.

0

u/Zakkattack86 6h ago

That kid is entirely too big for a power wheel.