Orec tracked flail vs Grillo wheeled flail vs ride on

   / Orec tracked flail vs Grillo wheeled flail vs ride on #11  
This is an example of the tangled brush pile I want to cut. There's a 48" step post sticking 42" out of the ground for perspective.

This is my Bachtold and this is my Gravely. If I were to try to cut this pile with either machine, I expect the cutting deck would push itself into the pile at cutting deck level until the brush pushed against the engine area stopping forward progress. Then I'd expect the pile to be severed from the ground, but still suspended above it in a tangled mess.

I could reverse out of the pile with the Gravely F/R lever, but would have to drag the Bachtold backwards. If there were even a way of adding a power reverse to the Bachtold, it would be a significant improvement in being able to work the pile down to shreds.

But is it even realistic to hope that even a tracked flail mower would be able to knock this pile down and then shred it?

For that matter, although I might have hopes of being able to lift the brush cutter on the PT425 enough to drop it down on this pile, I'm not so sure lifting the cutter very high on a slope is a good idea.

View attachment 823645 View attachment 823646 View attachment 823647
How thick are the stems? I have no problems with large multiflora rose bushes and don't have to lift the deck onto them, I just drive over them. With something like a honeysuckle with 1.5" tangle of stems, I can't get close enough to the base with the brush cutter to not get a face-full of branches before finding the part I need to sever, so I smash them down with the deck on the FEL arms.

Looking at the picture, I'd drive right over those, probably from the uphill side, with the deck on the ground.
 
   / Orec tracked flail vs Grillo wheeled flail vs ride on #12  
What part of the country are you in, if I may ask? Don't have to be specific.
 
   / Orec tracked flail vs Grillo wheeled flail vs ride on
  • Thread Starter
#13  
I'd have to check the maps, but I'd guess 5 acres of hillside with about 18 degree slope that varies.

What I'm finding besides the Bachtold and Gravely I already own are: (1) DR 15.5 hp brush mower about $2,700; (2) Grillo/BCS with brush or flail mowers around $6,300; (3) Orec Cyclone around $6300 delivered and then there is a jump in price to either a used Steiner or new PT425.

The absence of a low range on either the Steiner 410 or the PT425 is also a concern.

Middle TN. Briar stems could be .75 inch. The briars could be uprooted with a piranha blade, but the brush would be everywhere. So it needs to be chopped up.
 
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   / Orec tracked flail vs Grillo wheeled flail vs ride on
  • Thread Starter
#14  
Looking at the picture, I'd drive right over those, probably from the uphill side, with the deck on the ground.

What are your reasons for probably driving over them from the uphill side?

If you drove over them from the uphill side, do you think you could back up the hill to reposition yourself to drive down over another section or do you think you'd be fully committed to having to drive all the way down the hillside?

I'd probably add some mesh to the canopy to keep the briars off me as well as offer some protection from thrown debris.
 
   / Orec tracked flail vs Grillo wheeled flail vs ride on #15  
I'd have to check the maps, but I'd guess 5 acres of hillside with about 18 degree slope that varies.

What I'm finding besides the Bachtold and Gravely I already own are: (1) DR 15.5 hp brush mower about $2,700; (2) Grillo/BCS with brush or flail mowers around $6,300; (3) Orec Cyclone around $6300 delivered and then there is a jump in price to either a used Steiner or new PT425.

The absence of a low range on either the Steiner 410 or the PT425 is also a concern.

Middle TN. Briar stems could be .75 inch. The briars could be uprooted with a piranha blade, but the brush would be everywhere. So it needs to be chopped up.
Yes, I've found over the years that no low range on a PT425 could be an issue.... for those that need it. I very rarely do, so not an issue for me. Also, the current PT425 for many years have larger wheel motors than my 2001 model and apparently have more torque than mine, so take that for what it's worth. A few TBN members with PT425s have fitted larger wheel motors for better hill climbing and a bit lower top end, but who needs to go 8mph up or down a hill? But again, that's an added expense.

.75" briars are no issue for PT425 brush cutter.
 
   / Orec tracked flail vs Grillo wheeled flail vs ride on #16  
What are your reasons for probably driving over them from the uphill side?

If you drove over them from the uphill side, do you think you could back up the hill to reposition yourself to drive down over another section or do you think you'd be fully committed to having to drive all the way down the hillside?

I'd probably add some mesh to the canopy to keep the briars off me as well as offer some protection from thrown debris.
My reasonings are:

- You have more engine power to the mower going downhill, as you're not using much at all to drive downhill(gravity is your friend), VS having to rob engine power to drive uphill on steeper slopes while the mower is running.

- Traction. Going uphill, more of the machine weight is towards the back wheels. The front wheels will start to spin. You can counter it by slightly pulling back on the joystick to just lift the mower wheels off the ground, and that takes the mower weight off it it's own wheels and transfers all that weight now hanging on the FEL arms directly to the front wheels and you gain a ton of traction.

- You can at any time turn off the mower deck to get full power to the drive wheels and either back up the hill or turn around and drive back up, but yes, you are correct that you can get on a slope so steep that you are committed to going nowhere but down the hill.

Mesh might not be a bad idea. I've considered it myself. However, I've not found it necessary. The debris tends to go under the machine. It will build up on the front of the machine where the FEL arms attach, and you will occasionally have to clear that out. I tend to do that at lunch break/refueling time. I like to stop the machine after several hours of operation, let it cool down, clear any debris I find on the machine, inspect hoses, tires, engine compartment, etc, have a snack and something to rehydrate.

My only concern with mesh is that if a sharp stick comes through the mesh, the mesh can act like a support to the stick and actually make it stronger to spear you, VS being able to swat it out of your way.

I've never been sprayed with a bunch of fast debris on my body while operating the brush cutter or mower. I have been covered in dust and wet clippings from the 13' thistle. I have seen a 2' long bent stick get shot out of the front of the brush cutter, spinning like a propeller, and was mesmerized by it as it flew about 40' out, made a beautiful arc, then turned around and came right back at me like a boomerang. :oops: That was once in 20+ years of operation. I've seen it shoot softball size rocks 100+ feet. It's a dangerous machine, as are all brush cutters, that's for sure. Needs some respect and basic safety gear like eye and hearing protection, gloves, boots and jeans.
 
   / Orec tracked flail vs Grillo wheeled flail vs ride on
  • Thread Starter
#17  
Not having seen a PT425 in person, I appreciate all the information I can get. Thank you very much.

The thing about an overgrown patch of briars is there will always be plenty of ones growing extra long to reach out and stick me no matter what I do.
 
   / Orec tracked flail vs Grillo wheeled flail vs ride on #18  
The reason I asked about geographic location is that there might be someone close to you that could show you the machine in person.

That's one of the drawbacks of factory direct... no place to demo one. I was fortunate to stumble across a local landscaper that had two of them right after I started reading about them here on TBN. He showed me how it worked, his thoughts on pros and cons, etc. That sold me.

It works well for my needs, may not for others. It is not a pulling machine, as noted with no low range. Also, it only weighs about 1500# with me on it. So think about that, in that there's only about 375# on each tire in normal mode.

Again, I'm kinda in agreement with you in that it's a huge investment for one task, and probably not the best bang for you buck, especially if you have other machines.
 
   / Orec tracked flail vs Grillo wheeled flail vs ride on
  • Thread Starter
#19  
The Grillo dealer seems pretty confident that the Grillo/flail will cut this briar patch, but said it will be slow. Haven't heard from the Orec rep, but I suspect they'll say the same thing.

Trouble is, I know from experience that cutting brush with a walk behind on a hillside is a hard physical task. That's really why I'm interested in finding some kind of ride on brush cutter that will work on this slope.

Although I hate to spend an additional $18k for a PT on top of what I already spent on Kubotas, I'm having trouble thinking of a less expensive alternative.
 

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