Seat Springs

TheMurf

Active member

Equipment
BX1880.with loader and 48 inch deck. 1990 Gravel 12G Riding tractor.
Jun 25, 2022
160
72
28
65
Upstate New York
For suspension to work you need stroke travel to cushion bumps. K OEM tends to give you only 3/4" max stroke, changing the springs won't help much. If you are heavy and hit a bump your spine acts as your suspension to absorb the impact as you only get about 1/2" of spring travel to play with.

If you get a suspension with at least 2" stroke the springs will do their job better.

FYI both my OEM K suspension systems are sitting in my scrap bin right now for these reasons. Air ride is the only way to go IMHO.

A cheaper alternative is something like this instead of OEM
You get what you pay for. I'm tired of losing one to two weeks of my life with sciatica due to crappy seats.
Well here's what I came up with. I too have a bad back.I had three disks removed from my lower spine, 360° fusion, with a titanium cage and two rods and screws. It took two years for my back to completely heal.. I put the helper springs inside the stock springs you can see in the pictures. They fit inside the rubber stopper grommet. They have quite a bit of firmness to them.,and I can no longer bottom out the seat. I weigh 250 and change, no lightweight for sure. I also am going to use a motorcycle gel pad in shearling on top of the seat for more comfort.. AMS specialties makes a nice one..I have two, I use them on long trips on the bike and I the car. The shearling helps to keeps you butt dry in hot weather. The gel absorbers bumps. Helps.


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Last edited:

TheMurf

Active member

Equipment
BX1880.with loader and 48 inch deck. 1990 Gravel 12G Riding tractor.
Jun 25, 2022
160
72
28
65
Upstate New York
Well here's what I came up with. I too have a bad back.I had three disks removed from my lower spine, 360° fusion, with a titanium cage and two rods and screws. It took two years for my back to completely heal.. I put the helper springs inside the stock springs you can see in the pictures. They fit inside the rubber stopper grommet. They have quite a bit of firmness to them.,and I can no longer bottom out the seat. I weigh 250 and change, no lightweight for sure. I also am going to use a motorcycle gel pad in shearling on top of the seat for more comfort.. AMS specialties makes a nice one..I have two, I use them on long trips on the bike and I the car. The shearling helps to keeps you butt dry in hot weather. The gel absorbers bumps. Helps.


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More pictures
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TheOldHokie

Well-known member
Lifetime Member

Equipment
L3901/LA525, B7200DT/B1630, G2160/RCK60, G2460/RCK60
Apr 6, 2021
8,647
4,413
113
Myersville, MD
windyridgefarm.us
Well here's what I came up with. I too have a bad back.I had three disks removed from my lower spine, 360° fusion, with a titanium cage and two rods and screws. It took two years for my back to completely heal.. I put the helper springs inside the stock springs you can see in the pictures. They fit inside the rubber stopper grommet. They have quite a bit of firmness to them.,and I can no longer bottom out the seat. I weigh 250 and change, no lightweight for sure. I also am going to use a motorcycle gel pad in shearling on top of the seat for more comfort.. AMS specialties makes a nice one..I have two, I use them on long trips on the bike and I the car. The shearling helps to keeps you butt dry in hot weather. The gel absorbers bumps. Helps.


View attachment 83331 View attachment 83330
View attachment 83332
Looks good to me - KISS (no offense intended). A little stiffer suspension but no bottoming out. (y) (y)

Dan
 

TheMurf

Active member

Equipment
BX1880.with loader and 48 inch deck. 1990 Gravel 12G Riding tractor.
Jun 25, 2022
160
72
28
65
Upstate New York
For suspension to work you need stroke travel to cushion bumps. K OEM tends to give you only 3/4" max stroke, changing the springs won't help much. If you are heavy and hit a bump your spine acts as your suspension to absorb the impact as you only get about 1/2" of spring travel to play with.

If you get a suspension with at least 2" stroke the springs will do their job better.

FYI both my OEM K suspension systems are sitting in my scrap bin right now for these reasons. Air ride is the only way to go IMHO.

A cheaper alternative is something like this instead of OEM
You get what you pay for. I'm tired of losing one to two weeks of my life with sciatica due to crappy seats.
Mikester, What brand air seat do you have? If you don't mind, how much did it cost ? I saw.one that cost over a grand.
 

mikester

Well-known member

Equipment
M59 TLB
Oct 21, 2017
3,525
1,986
113
Canada
www.divergentstuff.ca
Mikester, What brand air seat do you have? If you don't mind, how much did it cost ? I saw.one that cost over a grand.
For my tractor I got the Kubota branded L6026 grammer air suspension seat. It was cheaper buying through Kubota then the same Grammer seat at a seat dealer AND Kubota had everything in stock with free p/u at the dealer. I posted details here with pics:
 

TheMurf

Active member

Equipment
BX1880.with loader and 48 inch deck. 1990 Gravel 12G Riding tractor.
Jun 25, 2022
160
72
28
65
Upstate New York
For my tractor I got the Kubota branded L6026 grammer air suspension seat. It was cheaper buying through Kubota then the same Grammer seat at a seat dealer AND Kubota had everything in stock with free p/u at the dealer. I posted details here with pics:
Mikester, Thank you..I will save your information, if and when my seat goes south. Everything goes after a while..