Crawler backdozer/bullhoe?

Show us pictures of your JD crawler and attachments.
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Hank420
MC crawler
MC crawler
Posts: 7
Joined: Sat Mar 19, 2022 1:17 pm
Location: Vienna, Ontario, Canada

Crawler backdozer/bullhoe?

Post by Hank420 » Mon Aug 11, 2025 6:56 pm

https://ibb.co/wZvfHBLG
https://ibb.co/zTZfhKLD
https://ibb.co/pjDwPyFV
https://ibb.co/8LLfBd7F

This was a 3 year project adding a backhoe attachment to my crawler. I think it turned out pretty good. Are there any other crawlers out there with this attachment?

Hank

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pop pop
2010 crawler
2010 crawler
Posts: 514
Joined: Thu Aug 27, 2009 12:07 am
Location: chandler, arizona

Re: Crawler backdozer/bullhoe?

Post by pop pop » Wed Aug 13, 2025 5:13 am

looks like an older 91 series side slide (offset-able) mount thats cut and added a cat 4bt hoe, ? i might be all wrong on that but I was looking at doing about the same thing,
my biggest problem in there is no old JD stuff around here. i like how you have it, that took alot of work. bullhoe is a good name for it :lol:
what did you put on it for a pump? is that a 20" bucket?
440icd/602/8a,,440icd/831/ripper,,440icd/831/3pt.,misc. 440 parts, i have 5 of these now, but i can stop anytime :cry:

Hank420
MC crawler
MC crawler
Posts: 7
Joined: Sat Mar 19, 2022 1:17 pm
Location: Vienna, Ontario, Canada

Re: Crawler backdozer/bullhoe?

Post by Hank420 » Thu Aug 14, 2025 7:09 am

I’m not sure what the hoe attachment came off of, it had been sitting behind my buddy’s uncle’s barn for decades. It was very rusty and everything was seized, we had to replace all the cylinders and get a new part machined for the turret.
We were able to increase the pressure of the existing pump and then doubled the number of bolts to the cover to prevent a blowout.
A smaller bucket would work better, it handles sand and loose dirt pretty well but refuses to make much of an impact on hard clay. We did add the claws to the bucket and that did make a significant difference.

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pop pop
2010 crawler
2010 crawler
Posts: 514
Joined: Thu Aug 27, 2009 12:07 am
Location: chandler, arizona

Re: Crawler backdozer/bullhoe?

Post by pop pop » Fri Aug 22, 2025 5:39 am

one of the problems that shows up on these units with a backhoe is breaking the final drive housing.
the 420's had a thinner casting and would crack right off.
the Later model 440's and 1010's had thicker castings.
all I would say is , don't get rough with the hoe and be bouncing around or dragging it sideways.
I am guilty of that myself, sometimes you just wish you had a bigger machine.
One of my crawly's had a J-hook mounted hoe and the previous owner did bust the housing.
So it sat for a long time with about a 1.5" cracked, splayed out housing,,, they robbed the hoe off of it,
when i came to own it, I took a chain and load binder and squeezed it all together and danged if that didn't work just fine.
was able to get it moving , thou now its just a parts machine.
440icd/602/8a,,440icd/831/ripper,,440icd/831/3pt.,misc. 440 parts, i have 5 of these now, but i can stop anytime :cry:

Hank420
MC crawler
MC crawler
Posts: 7
Joined: Sat Mar 19, 2022 1:17 pm
Location: Vienna, Ontario, Canada

Re: Crawler backdozer/bullhoe?

Post by Hank420 » Mon Aug 25, 2025 2:57 pm

Thanks for the heads up on that. I don’t plan to be doing a lot of digging with it. It’s more of a toy… Guess I still have a bit of that seven-year-old kid in me that likes to play in the sandbox once in a while. :)
Although it did come in real handy earlier this summer, removing an old playground set where the posts had been cemented 3 feet into the ground. With the increased pressure I have now on the hydraulics, I really have to watch the side swing as it moves rather quickly from one side to the other.

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