Meet 1700 Pounds of Turf-Shredding Joy

June 28th, 2025

Finally Getting Off the John

The big day may finally be here. I may be getting a “new” used diesel mower to replace the old John Deere 430. I can’t contain my joy. I found a deal I like on the web.

I say “may” because I’m used to getting bitten in the butt with respect to Internet deals. As well as everything else. You know how it is. People buy stuff out from under you. The things you think are good deals turn out to be junk. I will say “may” until the mower is in my driveway.

I still marvel that people love the John Deere 430 so much. Say anything bad about it on a landscaping or farming forum, and you may be challenged to a duel. “They run forever.” “They’re bulletproof.” People routinely pay $3,000 for 430’s in reasonably good shape, in spite of the fact that the newest ones are well over 30 years old. Mine is 34.

I have a lot of bad things to say about my mower, although I can’t complain at all about the smoking deal I got on it.

First, the deck weighs about 350 pounds, and it has to be removed in order to change the blades or the oil. You can jack the mower up if you dare. Personally, I don’t want to climb under a 1500-pound mower with a short wheelbase when it’s reared up at 45 degrees.

Removing the deck is a horrible chore. It’s supposed to be quick and convenient, which it probably was in John Deere showrooms with new mowers that had no corrosion and which had been carefully prepared by mechanics. To get the deck off, I have to remove one deck wheel, turn two other wheels sideways, remove some pins that don’t like to come out, turn a lever that doesn’t like to turn, jack up the front of the mower, probably do some other things I forgot, and drag the deck out by brute force.

Putting the deck back on is just as difficult.

Having moaned about that, I would now like to moan about the unavailability of new parts, which have always been way overpriced. A few years back, Deere started discontinuing commonly-replaced parts the mower really needs in order to function. First, it was the grille. Eventually, they got around to replacing their proprietary, non-repairable hydraulic cylinders. Now the muffler ($450, if memory serves) is off the menu. The deck is also unavailable.

With that behind me, I will now complain about the difficulty of working on the mower. Everything is cramped. Things that should be easy to replace are hard to replace. To add hydraulic fluid, you have to pour it into a tube with an inner diameter of maybe 3/8″. That is simply amazing.

One belt runs the water pump and alternator, and changing it is like doing a heart transplant through a dirty keyhole. While lying on your back. Everything is hard to get to, you can’t swing a wrench, and none of the bolts want to turn. And you have to take the tractor’s whole seat-and-fender pan off.

Finally, I hate the throttly thing. This mower has a hydrostatic transmission, which means you use one control to change the speed and direction. It’s a shift lever on the dash. When mowing in a yard like mine, you need to change speed and direction a lot, and modern mowers use things like pedals and control bars to make it easy.

I guess zero-radius-turn or “zero-turn” mowers got their name from the fact that they use the drive wheels to do all the turning and traveling. They’re like wheelchairs. To turn, you make one wheel go faster than the other. To rotate in place, you reverse one wheel and make the other go forward. You don’t have to move to turn around.

Going from forward to reverse or changing speed with the Deere is jerky and generally no fun. It’s not easy to control, and you have to take one hand off the wheel.

I’ve had to repair the Deere a lot. I have suffered repeatedly. It has broken down in annoying and unexpected ways, it has done it repeatedly, and working on it is on par with laboring in a salt mine. I want to let it go.

UPDATE

I made a deal on the “new” mower, and it’s in my driveway. It’s a used Kubota ZD326S with a nice diesel engine and a 60″ deck. A zero-turn. As my buddy Mike says, a MOWER, not a TRACTOR.

The ad said 229 hours at a very low price, so I got excited. I went out to see the seller today, and of course, when I ran the engine, the hour meter did not move. And while the mower looked very good, it was pretty clearly not a 229-hour mower. The seat had some wear, the seat belts were somewhat bleached, and so on.

The seller was a very nice guy. He said the mower had belonged to his wife’s grandfather, who had died not long ago. He said grandpa used it to mow a couple of acres at his home.

He kept telling me he didn’t know much about the mower, so I looked it over fairly well. I had him jack up the deck, I looked in the hatches, and I had him to through all the functions with the engine running. It sounded perfect, and nothing exploded.

He had just put new tires on the mower, plus fluids and deck belts, so he wasted a lot of money before deciding to sell it. The tires cost over $300 for a pair. Insane.

He said he didn’t know anything about the hours. Judging by my own Kubota tractor, which I bought at 1100 hours, I would say the mower is between 500 and 1000, so it should have another 2000 in it, given good care. If anything goes seriously wrong when it gets old, it’s not a complex machine, so most things that are likely to go bad can be fixed.

It was lacking two front scalping wheels, along with the little shafts that hold them. I can get the parts for $210. He says the dealer told him he didn’t need them.

When he jacked the mower up in his driveway, oil dripped from the bottom of the crankcase, and I thought it was time for me to go home. It turned out he had overfilled it and forgotten to clean it off, so when he jacked it, oil ran off the top of the engine. This explained why it ran for several minutes with no drips before the front end was raised.

The underside of the deck looked very good. Still some traces of paint.

He spontaneously offered to knock a grand off the price, and I decided to take it. I got it for around $3000 less than the market price for a mower with a working hour meter and documentation, so unless something is horribly wrong with it, I can’t get burned. I really need a good mower that will last decades, I have been looking for months, and this was no time to let the perfect be the enemy of the very good. Mowing season is here, and I can’t face another session with the John Deere.

If this mower could be had new, it would cost about $18,000. A new really good gas mower like a Scag Tiger Cat II would cost $13,000 or so, the motor would probably fail by 750 hours, it would have to be refilled very often, and I would have to deal with the pitfalls of ethanol.

My best guess is that this thing is a peach, well worth sprucing up. There are a couple of dinged-up parts I can replace. I can touch up the paint here and there.

Because it was raining today, I was not able to run the mower much. I mowed a few yards and then put it out of the rain. I was flabbergasted. The old JD has a 20-horsepower engine, and the Kubota is rated at 25, but it feels more like 20 and 40. The engine ran perfectly smoothly, unlike the Deere’s Yanmar, which shakes the tractor. It seemed to run at a much higher speed. When I cut grass, it blasted out the chute in a shower of startled clippings. The cut it left was flat and smooth, unlike the Deere’s wake of ridges and lumps.

I had thought my lawn’s irregular appearance was mostly due to the nature of the awful grass, but it looks like the mower was the problem. Maybe it was running too slowly to really KO the grass, and I need to take better care of the air filter, or maybe the JD just doesn’t turn its spindles as fast as a Kubota.

Grok thinks the Kubota’s blades turn faster, but it isn’t sure.

The Kubota did all this while moving much faster than the Deere. I should be able to halve my time in the roasting sun.

I’m going to get a set of mulching blades and close off the Kubota’s chute to see if I get respectable leaf-pulverization. If I do, I am set for life. Oak leaves are the bane of my existence.

Kubota makes a mulching kit for the ZD326, but it gets complaints. It isolates each blade in a separate compartment, and this confines the clippings a little too well and makes the mower bog down in heavy grass. I was hoping to get a kit and modify it to make it breathe a little better, but when I looked under the mower today, it looked like it was already set up the way I wanted it. It had curved steel panels that surrounded but didn’t completely isolate the blades. That might work.

I’m getting Gator G6 mulching blades for it and hoping for the best.

If it’s reasonably dry tomorrow, I’ll take the Kubota out for a spin and see how she does. As long as it does what it did today, I will consider myself a satisfied customer.

I have felt wonderful ever since I got the mower home. Relaxed, knowing my old mower will no longer be a source of uncertainty and torment.

Sometimes I wonder if I spend too much, and other times I wonder if God thinks there is something wrong with me for not spending more of what he has given me to improve our lives. The John Deere was a bargain, and it functioned, but it also made me suffer over and over with breakdowns and repairs and maintenance that were extremely unpleasant. Maybe I should have bought a Kubota 5 years ago.

I discussed it with my wife. She thinks I should spend to make things easy for myself. I told her to remember she said that if she ended up getting a job at 60, but she said that would never happen, because God always provided for us.

I think I was pretty frugal, buying a used diesel. I couldn’t touch a new one without coming close to $20,000. Home Depot’s best mower is a gas Cub Cadet that costs $3,000 more than I paid and has a cheesy Kohler engine. Not even a Honda. Its deck is 10 gauge. Mine is 7 gauge. The John Deere’s looks like 10, gauge for that matter. The Cub Cadet is likely to be scrap at 1,000 hours, but I’ll have at least that many more to go.

I love diesels. I wish everything had a diesel engine.

For the first time in maybe 5 years, I am looking forward to mowing the yard.

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