B7100 Spinner knob

   / B7100 Spinner knob #1  

6mmbr

Member
Joined
Dec 11, 2011
Messages
40
Location
Indianapolis, IN
Hi. I was looking to kill some time so thought I would mount a spinner knob on my 94 B7100. Why? because I like spinner knobs. Got one on my JD5310, F350, even my ol dumptruck has a suicide knob. So I got a fancy one from Kubota. Says Kubota on top in that funky script and rubber like a truck tire around it. Cool. And of course I bought it off ebay.

IMG_0740.jpg


Unfortunately the hole is way to big for the B7100 steering wheel. There was included a rubber strip meant to take up this space and provide secure attachment. That worked great until I had to use it, then the whole thing rotated inward due to the shape of the steering wheel. The rubber strip fell out and the fancy knob was left hanging there upside down swinging on the wheel mocking me.

Hmmm..what to do.
I could have gone and bought inexpensively another style of spinner knob, one that comes in all different colors and bolts on with machine screws and you can find everywhere. But that kubota knob, it was hanging there, just swinging back and forth, mocking me in it's own little way...

So I came up with this semi-permanent mount method I will describe here.

1st I cut some Kydex thermoplastic into 1x5 strip. Heated it up with heat gun and wrapped it around one of the center spokes near the wheel and let it cool into a rough initial shape.

I then took the bottom part of the spinner knob and ground down one side to equal the thickness of the Kydex plastic (that is two thicknesses since I have it wrapped around the spoke.)

Holding it in position I marked and drilled through the Kydex where the hex head bolt goes through and then loosely put in both bolts.

I heated the Kydex up again so it was all flexible and then tightened down the bolts and while holding the knob where I wanted it, "smooshed" down the Kydex so as it cooled it conformed to the shape of the spoke and held the knob in the correct position.

After it was cool and firmed up, I trimmed away the excess Kydex to conform to the knob shape. There is still a large gap between the steering wheel and the knob opening where the rubber strip was supposed to fill. The Kydex alone is not strong enough to hold the knob so I bought some "God Stuff"

"God Stuff" - as in 'god that stuff is great!' Of course I am talking about JB Weld. In this case the JB Weldstick putty.

Cut off an inch or so and with wet fingers kneaded it into the magic color and then wrapped it around the wheel and (working quickly I might add - god doesn't wait on you) bolted the knob in place tight. As the JB oozed out used a screwdriver as a putty knife and filled in gaps or cut away excess to make it look pretty.

12 minutes later, rock solid. Will need air chisel to remove. Next day little spray with some satin paint and will look OEM. (pictures prior to paint):

IMG_0749.jpg

IMG_0748.jpg


"Yup, did that"

thanks
 
   / B7100 Spinner knob #2  
Nice looking Spinner.:D

On the Kubota B7100 without power steering it will live up to it's name, "Spinner". While spinning it may take out a thumb or make an ugly "Owie" on other parts of the hand.:D

Best mount it on a shelf somewhere and admire it there.:thumbsup::thumbsup::thumbsup:
 
   / B7100 Spinner knob #3  
Nice looking fit.

Make sure you got good grip on spinner even more so when useing front loader..knucle buster. ;(
 
   / B7100 Spinner knob #4  
Nice looking Spinner.:D

On the Kubota B7100 without power steering it will live up to it's name, "Spinner". While spinning it may take out a thumb or make an ugly "Owie" on other parts of the hand.:D

Best mount it on a shelf somewhere and admire it there.:thumbsup::thumbsup::thumbsup:

There is a reason those were known as suicide knobs for cars in the days before power steering became popular. Anyone who has one will get rid of it after the first broken finger or thumb, unless, of course, it actually lives up to its name, in which case his heirs will get rid of it.:laughing::laughing::laughing:
 
   / B7100 Spinner knob #5  
The only reason to own a spinner was when they used to have pictures of semi naked women on them. :laughing:
 
   / B7100 Spinner knob #6  
I bought one too on Flea Bay. I thought that I would install it at eleven o'clock. The thing made me crazy, its position on the wheel kept changing due to the power steering system.
My neighbor has two knobs on his old Ford tractor.
 

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   / B7100 Spinner knob
  • Thread Starter
#7  
Ha!
yeah, I found out driving over some brush that the steering wheel can turn into a food processor and that was without the knob on it! Already wondering how I can mount a steering dampener onto the tie rod.

Luckily it don't need a FEL on this guy, since I have one on the JD and the bobcat.
 
   / B7100 Spinner knob #8  
I bought one too on Flea Bay. I thought that I would install it at eleven o'clock. The thing made me crazy, its position on the wheel kept changing due to the power steering system.
My neighbor has two knobs on his old Ford tractor.

I mounted two spinner knobs on my tractor for this same reason. One of them will be in a comfortable position at any given time.
 

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   / B7100 Spinner knob #9  
Mine came (used) with a spinner already on and I don't see how you could run a tractor without one! Maybe the hydro steering solves the "suicide" issue, but I have never seen the wheel move in any way on its own that would cause it to whack me. Yes it ends up in all positions but I don't worry about it too much. Just find it when I need it. It would be nice if it stayed put, but that's not a big deal to me.
 
   / B7100 Spinner knob #10  
Nice looking Spinner.:D

On the Kubota B7100 without power steering it will live up to it's name, "Spinner". While spinning it may take out a thumb or make an ugly "Owie" on other parts of the hand.:D

Best mount it on a shelf somewhere and admire it there.:thumbsup::thumbsup::thumbsup:

Ditto on that. I drove a gravel truck that had a spinner on it, I was young and didn't know any better. Drove over some rough ground on a job site and that thing came around and just about broke my knuckles.
 

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