6' Box blade too big for tractor that was purchased with a 6' bushhog?

   / 6' Box blade too big for tractor that was purchased with a 6' bushhog? #1  

sandman2234

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Jacksonville, Florida
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JD2555 and a few Allis Chalmers and now one Kubota
A friend just bought a new Kubota tractor with a hydrostatic tranny. Kubota Grand L4060 with FEL and purchased a 6' bush hog with it. Now he is asking about a 6' boxblade and the salesman told him that a six foot boxblade would void his warranty. I have never heard that, and was wondering if anyone had any thoughts on this?
David from jax
On edit, I changed the bushhog to a boxblade that the dealer said would void the warranty. Sorry for the mistake.
 
Last edited:
   / 6' Box blade too big for tractor that was purchased with a 6' bushhog? #5  
Playing the devil's advocate...
Kubota limits a rear box blade to 65" for the L4060. Break the casings or 3 point linkage and it's possible they could deny warranty (but unlikely).
That said, if I were in need of a box blade for my L4060, it would be a 72".
 
   / 6' Box blade too big for tractor that was purchased with a 6' bushhog? #6  
your friend's L4060 manual should give weight & pto hp maximum recommendations for implements. your friend should be fine with the box blade.

i would recommend loading rear tires given the size of those 2 implements with that model tractor. everyone knows that tractor weight is essential, & Kubota models tend to be light on their feet for the hp ratio
 
   / 6' Box blade too big for tractor that was purchased with a 6' bushhog? #7  
I’ve got a 7’ box blade on my mf1540, with no problems at all. How is a 6’ too much for a L4060? That makes no sense.
Box blades aren’t heavy. You can gently drag sand with a 6’ forever, and do no harm, or you could break your machine on day one, by hitting a tree stump with a little 3’ box blade. It’s all about avoiding sudden impacts, regardless of the width. The width doesn’t matter in 90% of applications , unless you often hit obstacles at the outer edges if the box blade, or you simply don’t have enough tire traction
 
   / 6' Box blade too big for tractor that was purchased with a 6' bushhog? #8  
Been running a 6' brush hog, 6' tiller and a 6' box blade on my 35 HP tractor (Kioti DK 35) for 2+ decades.
Handles them fine.
 
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   / 6' Box blade too big for tractor that was purchased with a 6' bushhog? #9  
I agree with others, 6 foot is well within the range for that tractor for both the mower and box blade. I’d think it could handle bigger.
 
   / 6' Box blade too big for tractor that was purchased with a 6' bushhog? #10  
My parents had a 40+ acre fruit farm.
Pa ran Masseys.
He started with the old Fergusons and then went through 35s, 135s, 245s, 255s and a few others.
About 30 years ago Kubota ran an ad in the local farming paper for a 55pto 4x4 tractor.
At least equal to and larger than most of the Masseys.
The price on offer was really good so I went and checked it out.
Dealer asked me what kind of work I'd be doing.
When I told him he said He couldn't sell me the tractor. It wouldn't hold up.
I needed the heavier duty model.
?????
To this day I don't know if the ad was a bait and switch or if he was being honest about it.
And that was when the trannies were still old school clutch and gear none of this Hydro stuff.
In my mind a 55pto with 4x4 should have been head and shoulders above what we had at the time.
I've never looked at a Kubota since.
 
   / 6' Box blade too big for tractor that was purchased with a 6' bushhog? #11  
L4060hstc, 72" tire track. 74" heavy Gannon box blade. 60" land plane. 7 & a half foot heavy flail mower. The box blade is ok but a touch heavy, as is the mower. The LPGS will stop the tractor when it's full. I wish it were wider to cover my tracks, but I'm sure I couldn't pull it properly. I wish I had more HP for the flail. I wish the Gannon wasn't 30 years old & worn out, but not smaller.
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   / 6' Box blade too big for tractor that was purchased with a 6' bushhog?
  • Thread Starter
#12  
The OP said a 6 ft bushhog would void warranty; not a 6 ft box blade. That does make more sense.

Certainly a larger bushhog would put a lot more stress on the PTO. Although I don't know what the limits are, any shaft & gear PTO is going to be limited on how much momentum it can transfer.
rScotty
The OP said a 6 ft bushhog would void warranty; not a 6 ft box blade. That does make more sense.

Certainly a larger bushhog would put a lot more stress on the PTO. Although I don't know what the limits are, any shaft & gear PTO is going to be limited on how much momentum it can transfer.
rScotty
rScotty, I went back and corrected my mistake. Thanks for catching that. It was a 6' boxblade that the dealer said would void the warranty after they sold him a tractor with a 6' bushhog.
For most of my tractor life, I have always thought that a boxblade should cover the wheel tracks, and a five footer won't quite do it (or I don't think it will) I think it would take a 5'6" to cover the tracks and those aren't very common around here.
I have a six foot box blade that I bought years ago and haven't used it since we built the homemade 3pt land plane. My friend needs a boxblade and I told him to come get mine. When he tried to price one, that is when the dealership said it would void his warranty.
David from jax
 
   / 6' Box blade too big for tractor that was purchased with a 6' bushhog? #13  
I don't get it, a 3 foot box blade can put as much strain on a tractor if you hit something solid then a 6ft, plus hydro static, worse thing it going to happen is it will stall or spin. I would suggest your friend to go buy his box blade somewhere else...

A friendly note: Never be too honest with your dealer when something break under warranty some detail doesn't need to be said.
 
   / 6' Box blade too big for tractor that was purchased with a 6' bushhog? #14  
A friendly note: Never be too honest with your dealer when something break under warranty some detail doesn't need to be said.

The other side of that is the shop owner's dilemma. Back when I had my repair shop, it was a rare customer who told us the whole truth about what happened with his machine. Women did sometimes, men almost never. That caused jobs to take longer and wasted a lot of our time.

I finally came to realize that when guys bring a tractor/car/motorcycle/bike or whatever in for repair, most of them know exactly what they did that caused the problem. They just don't want to talk about it.

rScotty
 
   / 6' Box blade too big for tractor that was purchased with a 6' bushhog? #15  
The other side of that is the shop owner's dilemma. Back when I had my repair shop, it was a rare customer who told us the whole truth about what happened with his machine. Women did sometimes, men almost never. That caused jobs to take longer and wasted a lot of our time.

I finally came to realize that when guys bring a tractor/car/motorcycle/bike or whatever in for repair, most of them know exactly what they did that caused the problem. They just don't want to talk about it.

rScotty

I understand that, but often you are too honest and it just turn against you. Like for examples, for snowmobiles they sell luggage's rack for the tunnels and folks overload it and the tunnel breaks when they hit a bad bump, don't show up at the dealer with all your stuff still on it. Some good dealer will even take the rack out before taking the pictures to send out in order to avoid questions. Say what happen but some of the details doesn't need to be shared, at least before you built a relation ship with the dealer and you know how the dealer is.
 
   / 6' Box blade too big for tractor that was purchased with a 6' bushhog? #17  
rScotty, I went back and corrected my mistake. Thanks for catching that. It was a 6' boxblade that the dealer said would void the warranty after they sold him a tractor with a 6' bushhog.
For most of my tractor life, I have always thought that a boxblade should cover the wheel tracks, and a five footer won't quite do it (or I don't think it will) I think it would take a 5'6" to cover the tracks and those aren't very common around here.
I have a six foot box blade that I bought years ago and haven't used it since we built the homemade 3pt land plane. My friend needs a boxblade and I told him to come get mine. When he tried to price one, that is when the dealership said it would void his warranty.
David from jax
I just need to get with you and borrow yours. Reading all the comments leads me to believe your box blade would be fine. Someone on another forum sent me a sales brochure link that clearly says a 72" is fine. https://www.kubotausa.com/docs/default-source/brochure-sheets/l60.pdf?sfvrsn=bad1e991_10
 
   / 6' Box blade too big for tractor that was purchased with a 6' bushhog?
  • Thread Starter
#18  
Well, guess that pretty much settles that! Time to dig my boxblade off the fenceline and load it up!
David from jax
 
   / 6' Box blade too big for tractor that was purchased with a 6' bushhog? #19  
your friend's L4060 manual should give weight & pto hp maximum recommendations for implements. your friend should be fine with the box blade.

i would recommend loading rear tires given the size of those 2 implements with that model tractor. everyone knows that tractor weight is essential, & Kubota models tend to be light on their feet for the hp ratio
I'm running a 4' box and a 6' back blade on a BX2570.
If I use the scarifiers first and, going down hill, when grading the gravel driveway, no problem with either blade. When plowing snow with the 6' back blade, I could use more weight for up hill work. My issue is the cost of wheel weights.
 

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