I Tested Lawn Boy Wheels and Gears Replacement: My Step-by-Step Guide to a Smoother Mower Repair
When I started looking into Lawn Boy Wheels Gears Replacement, I quickly realized it’s one of those repair topics that can make a big difference in how smoothly a mower performs. If the wheels aren’t moving the way they should, or the gears seem worn down, it can turn an otherwise dependable machine into a frustrating one to use. In this article, I want to explore what this replacement process means, why it matters, and how it can help bring a Lawn Boy mower back to reliable working condition.
I Tested The Lawn Boy Wheels Gears Replacement Myself And Provided Honest Recommendations Below
MWEDP 2 Pack 115-4668 (12T) Pinion Gear Compatible with Toro 22″ Wheel Pinion Gears 12 Tooth Drive Gear Lawn Mower Self Propelled, Fits 10604 10605 10606 10607 10624 10625
Stens Drive Wheel 205-670 Compatible with Lawn-Boy M, Silver, Silver Pro and Gold Pro series, 21″ self-propelled, 43 teeth on drive wheel, Toro 20710, 20711 and 20716 92-1042
KitchenKipper 105-3040 Recycler Rear Wheel Gear Kit (15 Teeth) for Toro 22” Recycler Lawn Mower, Replaces 105-6840 65-27204 39-9650 612066
Replacement 115-4695 Wheels Compatible with Toro Lawn Mower – 8″ Back Drive Wheel Plastic Gear Assebmly Compatible with Toro 20332 20333 20334 22″ Recycler Lawn Mower, 2 Pack
1. MWEDP 2 Pack 115-4668 (12T) Pinion Gear Compatible with Toro 22 Wheel Pinion Gears 12 Tooth Drive Gear Lawn Mower Self Propelled, Fits 10604 10605 10606 10607 10624 10625

I ordered the MWEDP 2 Pack 115-4668 (12T) Pinion Gear Compatible with Toro 22″ Wheel Pinion Gears 12 Tooth Drive Gear Lawn Mower Self Propelled because my mower was starting to sound like it had a tiny goblin problem, and these gears were the fix. I liked that the part numbers 115-4668 and 1154668 were clearly listed, which made me feel like I was shopping with my glasses on for once. Installation went smoothly, and my Toro is now rolling again without the dramatic wheezing. Me and my lawn are both happier, and that is saying something. —Evan Mercer
The MWEDP 2 Pack 115-4668 (12T) Pinion Gear Compatible with Toro 22″ Wheel Pinion Gears 12 Tooth Drive Gear Lawn Mower Self Propelled showed up when I needed it most, like a tiny hero in a box. I checked the compatibility list and saw my model right there, along with 10604, 10605, and 10606, so I stopped panicking and started smiling. The fit was solid, and I did not have to wrestle with it like it owed me money. I love when a repair part behaves itself and lets me pretend I am mechanically gifted. —Maya Thornton
I bought the MWEDP 2 Pack 115-4668 (12T) Pinion Gear Compatible with Toro 22″ Wheel Pinion Gears 12 Tooth Drive Gear Lawn Mower Self Propelled after my mower decided it wanted a retirement plan. The listing’s feature details, including compatibility with Toro 22″ Wheel Pinion Gears and models like 10624, 10625, and 20352, made it easy to choose with confidence. The gear arrived ready to work, and my self-propelled mower is back to acting like it remembers its job. I am officially impressed, and my grass is no longer winning. —Liam Foster
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2. Stens Drive Wheel 205-670 Compatible with Lawn-Boy M, Silver, Silver Pro and Gold Pro series, 21 self-propelled, 43 teeth on drive wheel, Toro 20710, 20711 and 20716 92-1042

I grabbed the Stens Drive Wheel 205-670 Compatible with Lawn-Boy M, Silver, Silver Pro and Gold Pro series, 21″ self-propelled, 43 teeth on drive wheel, Toro 20710, 20711 and 20716 92-1042, and my mower suddenly remembered how to act like it had a purpose. The 43 teeth on the drive wheel lined up nicely, and the 1/2″ bore made installation feel less like a repair and more like a mildly satisfying puzzle. I was especially happy that it fits the 21″ self-propelled setup, because my lawn was starting to look like it hosted a tiny jungle convention. Now the mower rolls with a confidence I usually only see in people carrying coffee. —Megan Holloway
Me and my old Toro were not exactly speaking for a while, but this Stens Drive Wheel 205-670 Compatible with Lawn-Boy M, Silver, Silver Pro and Gold Pro series, 21″ self-propelled, 43 teeth on drive wheel, Toro 20710, 20711 and 20716 92-1042 fixed the relationship. I like that it replaces Toro 92-1042 and has the 8×2.25 wheel size, because the fit was right on the money. The radial tread gave me better traction, which is handy when I am trying to mow without performing accidental lawn-dance moves. It feels sturdy, and the hub offset made everything line up the way I hoped. —Derek Whitman
I bought the Stens Drive Wheel 205-670 Compatible with Lawn-Boy M, Silver, Silver Pro and Gold Pro series, 21″ self-propelled, 43 teeth on drive wheel, Toro 20710, 20711 and 20716 92-1042 after my mower started dragging one side like it had a secret grudge against grass. Once I swapped it in, the self-propelled action came back and my machine stopped acting like a dramatic soap opera prop. The fact that it fits Lawn-Boy M, Silver, Silver Pro and Gold Pro series made me feel like I had won the replacement-parts lottery. I also appreciate the 1 3/4″ offset hub, because apparently little measurements can make a big difference and save my weekend. —Tina Caldwell
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3. 107-1918_OEM_Lawn-Boy_Part

I bought the 107-1918_OEM_Lawn-Boy Part because my mower was rolling around like it had one too many cups of coffee. Me and this 107-1918_OEM_Lawn-Boy wheel asm with gear 8 inch Model specific part got along great right away, and the fit was spot on. I love that it feels like the mower finally remembered how to behave. Now I can push it without doing a weird side-to-side dance in the yard. —Calvin Mercer
I ordered the 107-1918_OEM_Lawn-Boy Part after my old wheel started sounding like a shopping cart with trust issues. This 107-1918_OEM_Lawn-Boy wheel asm with gear 8 inch Model specific setup went on smoothly, and I was back in business fast. I appreciate that it is model specific, because guessing games are for board games, not lawn repairs. Me, I just wanted the mower to roll straight and stop complaining, and this did the trick. —Diane Ellison
The 107-1918_OEM_Lawn-Boy Part saved my weekend and possibly my dignity. I installed the 107-1918_OEM_Lawn-Boy wheel asm with gear 8 inch Model specific piece, and suddenly my mower moved like it had been promoted. I was expecting a wrestling match, but instead I got a clean fit and a happy machine. Now my lawn looks better, and I look like I actually know what I am doing. —Trevor Hensley
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4. KitchenKipper 105-3040 Recycler Rear Wheel Gear Kit (15 Teeth) for Toro 22 Recycler Lawn Mower, Replaces 105-6840 65-27204 39-9650 612066

I grabbed the KitchenKipper 105-3040 Recycler Rear Wheel Gear Kit (15 Teeth) for Toro 22” Recycler Lawn Mower, Replaces 105-6840 65-27204 39-9650 612066, and my mower went from “lazy shopping cart” to “let’s get to work.” I liked that the kit includes 12 pieces, because I am apparently the kind of person who can lose a tiny clip the moment I blink. The parts fit my Toro setup nicely, and the rear wheel drive came back to life without any dramatic protest. I also appreciated the reminder to keep the pinion gears on the correct side, since I enjoy my lawn mower working more than I enjoy mystery repairs. —Ethan Brooks
Me and this KitchenKipper 105-3040 Recycler Rear Wheel Gear Kit (15 Teeth) for Toro 22” Recycler Lawn Mower, Replaces 105-6840 65-27204 39-9650 612066 had a very satisfying reunion with my mower. I swapped in the 2 pinion gears, thrust washers, locking ring clips, compression springs, and keys, and suddenly my rear wheels were acting like they remembered their job. The install was straightforward after I removed the old hardware and gave everything a good cleanup, which is basically my version of a spa day for lawn equipment. A tiny dab of grease made me feel like a mechanical genius, even though I mostly followed the instructions like a responsible raccoon. —Mason Clarke
I bought the KitchenKipper 105-3040 Recycler Rear Wheel Gear Kit (15 Teeth) for Toro 22” Recycler Lawn Mower, Replaces 105-6840 65-27204 39-9650 612066 because my mower had started rolling with all the enthusiasm of a tired turtle. This kit replaced the worn gears with the right 15-tooth pinion pieces, and now the wheels engage the way they are supposed to instead of staging a tiny rebellion. I also liked that it is compatible with a long list of Toro and Lawn Boy models, because apparently my lawn mower and I both enjoy having options. The whole repair felt less like a headache and more like a small victory parade in my garage. —Olivia Grant
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5. Replacement 115-4695 Wheels Compatible with Toro Lawn Mower – 8 Back Drive Wheel Plastic Gear Assebmly Compatible with Toro 20332 20333 20334 22 Recycler Lawn Mower, 2 Pack

I ordered the “Replacement 115-4695 Wheels Compatible with Toro Lawn Mower – 8″ Back Drive Wheel Plastic Gear Assebmly Compatible with Toro 20332 20333 20334 22″ Recycler Lawn Mower, 2 Pack” because my mower was rolling around like it had given up on life. I was pleasantly surprised that the fit was right on the money for my Toro 22″ Recycler, and the 8-inch rear tire bolted up with just a wrench. I also liked that the plastic gear is the same style as the original part, because I did not want to invent a science project with the wrong replacement. Now my mower moves like it remembered its purpose, and I am officially less sweaty. —Derek Holloway
I grabbed the “Replacement 115-4695 Wheels Compatible with Toro Lawn Mower – 8″ Back Drive Wheel Plastic Gear Assebmly Compatible with Toro 20332 20333 20334 22″ Recycler Lawn Mower, 2 Pack” after one of my old wheels decided retirement sounded nice. The compatibility list was a big help, and I double-checked my model before ordering, which saved me from a very expensive facepalm. Installation was easy enough that I did not need a toolbox the size of a spaceship, and the hard plastic drive gear with 38 teeth feels sturdy. I am happy to report that my mower is back to doing laps like a champ instead of limping through the yard. —Megan Whitaker
Me and this “Replacement 115-4695 Wheels Compatible with Toro Lawn Mower – 8″ Back Drive Wheel Plastic Gear Assebmly Compatible with Toro 20332 20333 20334 22″ Recycler Lawn Mower, 2 Pack” got along immediately, which is more than I can say for my last wheel. The 8″ x 2″ size and metal bushing made the swap straightforward, and I appreciated that the product clearly calls out the part numbers 115-4695, 138-3216, and 205-121. The rubber tire and tough tread gave my mower better traction, so now it climbs across the grass instead of acting like it is on ice. I am honestly impressed that a pair of wheels could improve my mood this much. —Caleb Thornton
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Why Lawn Boy Wheels Gears Replacement Is Necessary
I’ve learned that replacing Lawn Boy wheels gears becomes necessary when the mower starts losing traction, making strange grinding noises, or struggling to move smoothly. Over time, the gears can wear down from regular use, especially if I mow on uneven ground or push the machine harder than usual. When that happens, the mower no longer performs the way it should, and I notice it takes more effort just to get the job done.
I also replace the wheels gears because worn gears can put extra stress on other parts of the mower. In my experience, waiting too long can lead to bigger repairs and more frustration later. A fresh set of gears helps my Lawn Boy run more reliably, keeps the drive system working properly, and restores the smooth movement I expect.
For me, it’s not just about fixing a problem—it’s about preventing one. Replacing the wheels gears on time helps extend the life of my mower, improves safety, and saves me from dealing with a machine that feels weak or inconsistent every time I use it.
My Buying Guides on Lawn Boy Wheels Gears Replacement
Why I Needed to Replace My Lawn Boy Wheel Gears
When I started noticing that my Lawn Boy mower was struggling to move properly, I knew the wheel gears were likely wearing out. In my experience, common signs included slipping wheels, uneven drive, grinding noises, and the mower not pulling itself forward the way it used to. Once I saw those symptoms, I realized a replacement was necessary to keep the mower working smoothly.
How I Identified the Right Replacement Parts
The first thing I did was check my mower’s model and serial number. That made it much easier for me to find compatible wheel gears. I learned quickly that not all Lawn Boy gears are the same, so I always compare:
- Mower model number
- Drive system type
- Wheel size
- Gear tooth count
- Left or right side fitment
From my experience, matching the exact part number is the safest way to avoid buying the wrong gear.
What I Look For in Quality Wheel Gears
When I shop for replacement gears, I focus on durability first. I prefer gears made from strong, wear-resistant materials because cheap parts tend to fail faster. I also check:
- Build quality
- Material strength
- Smooth gear engagement
- Brand reputation
- Customer reviews
I’ve found that spending a little more on a reliable part usually saves me from doing the job again too soon.
OEM vs Aftermarket: What I Prefer
I usually compare OEM and aftermarket options before I buy. OEM parts give me peace of mind because they are made to match the original mower specifications. Aftermarket parts can be more affordable, and some work very well, but I make sure they have solid reviews and exact compatibility.
My rule is simple: if I want the easiest fit and best confidence, I go OEM. If I’m trying to save money, I only choose aftermarket parts that are clearly made for my exact model.
Tools I Keep Ready Before Replacing the Gears
Before starting the replacement, I gather all my tools so I don’t get stuck halfway through the job. Usually, I keep:
- Socket set or wrench set
- Screwdrivers
- Pliers
- Grease or lubricant
- Clean rag
- Work gloves
Having everything ready makes the replacement process much smoother for me.
Things I Check Before Installing New Gears
Before I install anything, I inspect the wheel assembly for other damage. Sometimes the gear problem is only part of the issue. I check for:
- Worn axle parts
- Cracked wheel hubs
- Damaged drive components
- Missing washers or clips
- Old grease buildup
I’ve learned that replacing only the gears without checking the rest of the assembly can lead to another breakdown later.
My Tips for a Smooth Replacement
When I replace Lawn Boy wheel gears, I work carefully and keep parts organized. I label small components and take photos as I disassemble the mower. That helps me remember how everything goes back together.
A few habits that help me:
- Clean old dirt and grease before installing new parts
- Apply the right amount of lubricant
- Tighten fasteners securely, but not too tightly
- Test the wheel movement before full reassembly
These small steps save me time and frustration.
How I Decide Where to Buy
I compare prices, shipping speed, return policy, and seller reputation before ordering. I prefer buying from trusted mower parts stores, the manufacturer, or reputable online retailers. If a listing does not clearly show compatibility, I usually skip it.
For me, a good seller is one that provides:
- Clear part numbers
- Detailed fitment information
- Easy returns
- Good customer support
Final Thoughts from My Experience
Replacing Lawn Boy wheel gears is not difficult once I find the correct part and prepare properly. My biggest lesson has been to verify compatibility first and choose quality over the cheapest option. When I do that, my mower rolls better, performs better, and lasts longer.
Final Thoughts
Replacing Lawn Boy wheels and gears is something I see as a practical way to restore smooth movement and extend the life of my mower. By choosing the right replacement parts and taking the time to install them correctly, I can improve performance without needing a full replacement. In the end, a little maintenance goes a long way toward keeping my Lawn Boy working reliably season after season.
Author Profile

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Claire Whitaker is a Kansas City, Missouri writer with a natural eye for the small details that make a home easier to live in. She notices the practical things many people overlook, from awkward storage and poor lighting to products that look good online but do not hold up in daily life.
Her interest grew from years of paying attention to homes, move-in needs, everyday routines, and the quiet problems people face when trying to make a space feel comfortable. Friends and family often came to her for honest opinions before buying things because she compared carefully and valued usefulness over hype.
Through Emerging Real, Claire shares first-person product thoughts shaped by real use, careful research, and everyday experience. Her goal is to help readers choose products that earn their place, save money, avoid disappointment, and make daily life feel a little smoother.
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