Find the right part faster
Multiple models matched. Select your model to confirm fit.

Rear axle assembly

Front axle assembly

Lawn mower wheel assembly. If the lawn mower's self-propel function isn't working, the drive gear on the wheel may be stripped.

Axle asm-rear 8 w

Lawn mower front axle.

Wheel-complete 7"

Rod-adjust

Wheel asm comp-8x1

Wheel-rear

Wheel assembly, 8 X 2 with drive gear

Wheel deck 5 inch diameter

Wheel-complete

Lawnmower wheel assembly

Gear-deck adjustment

Wheel-plastic deck
Worn axles, cracked rims, and flat-spotted wheels rob your Troy-Bilt of smooth, straight movement—and make mowing frustrating. Repair Clinic offers genuine OEM Troy-Bilt axles, wheel assemblies, roller shafts, and bearing kits engineered for durability on uneven terrain. Replace worn drive parts and get your mower rolling true again.
The drive system parts take constant abuse from rocks, roots, and uneven ground. Our Troy-Bilt Lawn Mower Parts restore solid traction and predictable steering precision.
Check your Troy-Bilt model number on the frame to select the correct axle length, shaft diameter, and wheel configuration for compatible fit and function.
A bent axle, stuck wheel bearing, or uneven tire wear causes pulling. Inspect both sides for visible damage to the axle or wheel. If one wheel is significantly more worn than the other, the axle may be bent. OEM Troy-Bilt axle replacements restore straight-line traction and balanced handling.
Spin each wheel by hand with the mower off. A seized or sticky bearing resists smooth rotation, while a good bearing spins freely with minimal friction. Grinding noise, wobbling wheels, or the wheel locking up during mowing all point to bearing failure. Replace the axle assembly or individual roller shaft to restore smooth operation.
Troy-Bilt wheels are typically molded as one piece or use proprietary tire/rim combinations. If the rim is cracked or the tire has permanent flat spots, order the complete OEM wheel assembly. Mixing tire sizes or rim types compromises balance and steering accuracy.
Front axles support steering and often carry lighter load; rear axles handle drive transmission and bear more weight. They differ in length, bearing type, and shaft diameter. Always match the correct axle to its position to avoid binding, premature wear, and loss of maneuverability.


Ensure your Troy-Bilt Lawn Mower operates smoothly with genuine OEM axle, roller, shaft, and wheel parts from Repair Clinic. These parts are important for maintaining stability and efficient movement, allowing for precise control and even mowing. Use our model number lookup to find compatible parts quickly and enjoy same-day shipping, No-Hassle 365-Day Returns, and a Price Match Guarantee. For troubleshooting and repair tips, visit our Lawn Mower Repair Help page. Browse other Lawn Mower Axle, Roller, Shaft, Wheel Parts for more solutions.
Troy-Bilt prints the model number on a label or metal plate, often on the mower's frame near the blade deck. Look over the frame and engine housing carefully, since dirt and grass can hide the characters. Record the complete model number, including letters, numbers, and hyphens. Enter it in our search bar to narrow the full Troy-Bilt lawn mower catalog to parts that fit your exact model. This model number applies to the entire mower, not just the axle, wheel, or shaft. Matching it first gives you a faster, more accurate path to the correct replacement parts.

Worn wheels and tires make your Troy-Bilt Lawn Mower harder to move and can affect handling. Repair Clinic stocks OEM replacement wheels and tires along with installation videos. Use the model number lookup to confirm the exact fit for your unit.

Repair Clinic has five ways for you to stop your lawn mower from leaking gas. Before we get to those, let's review how the gasoline you pour into the tank powers the mower.

Why does your lawn mower battery keep dying? Repair Clinic has done the research and this article will provide some answers, starting with what a battery's purpose is on a gas-powered lawn mower.

What's causing that black smoke to billow out of the engine? There are three likely reasons and they are all related to how a gas-powered lawn mower engine operates.