UPOW 11" Rear Wheel for Toro Mowers - 2-Pack Replacement Wheel with Metal Bearing & Rubber Tread

UPOW's 11-inch rear wheel is a direct replacement wheel built to fit select Toro walk-behind mowers, offering a metal-bearing, rubber-tread design for reliable traction and smooth rolling.

If your Toro mower models 20339, 20378, 20959, or 21329 need new rear wheels, the UPOW 11-inch replacement provides a precise, durable option engineered to match the original fit and function. Manufactured to replace part numbers 137-4837, 115-2885, and 119-0313, this wheel comes in single or 2-pack configurations so you can swap one side or replace both rear wheels at once. The wheel combines a metal bearing and sleeve with a resilient rubber tread to reduce wobble, improve grip on turf, and extend service life compared with worn OEM wheels.

Will this wheel fit my Toro mower model?

Yes — this UPOW wheel is designed as a direct replacement for several specific Toro models and part numbers, matching the original dimensions and mounting style. Check your mower's part numbers and axle size before purchasing to confirm compatibility.

• Compatible with Toro models: 20339, 20378, 20959, 21329.
• Replaces Toro part numbers: 137-4837, 115-2885, 119-0313.
• Key dimensions: 10.83" diameter, 2-1/8" width, 1/2" bore, 9.03" hub length.

How durable and smooth is this replacement wheel?

Durability is built in through a metal bearing and sleeve that resist wear, paired with a rubber tread that cushions impact and improves traction. The combination helps the wheel roll smoothly over lawn surfaces while withstanding repeated use.

• Metal bearing and sleeve for stable rotation and reduced wobble.
• Rubber tread improves grip and reduces slipping on grass and driveways.
• Constructed to resist cracking and deformation under normal lawn-mower loads.

How simple is the installation process?

Installation takes only a few minutes with a standard socket wrench; no special tools are required. For best results, clean and lightly grease the mower axle and retaining bolt before slide-on assembly to ensure smooth operation and easy removal later.

• Tool required: socket wrench (standard sizes fit mower axle hardware).
• Prep tip: clean axle, apply light grease to bearing and sleeve before mounting.
• Available in single wheel or 2-pack for one- or two-side replacements.

Does the wheel match original dimensions exactly?

The UPOW wheel is engineered to match the important dimensions of the OEM wheel so it installs and functions like the original. Confirming bore size and hub length on your mower ensures a precise fit.

• Measured diameter: 10.83 inches for accurate ground clearance.
• Width: 2-1/8 inches for proper side-to-side stability.
• Bore and hub: 1/2" bore with 9.03" hub length for correct axle engagement.

Who this is for: The UPOW 11-inch rear wheel is intended for homeowners, landscapers, and maintenance professionals who need a reliable, OEM-compatible replacement for Toro walk-behind mowers listed above. It’s a good choice if you want a durable, easy-to-install wheel that restores traction and stability without the cost of OEM parts. Choose the 2-pack option when replacing both rear wheels or keeping a spare on hand for future maintenance.