Transmission Axle Assembly For Toro Walk Behind Lawn Mower 121-9178 115-4652

Transmission Axle Assembly for Toro

Replace the transmission axle assembly on your Toro walk-behind lawn mower with this part, which crosses to OEM numbers 121-9178 and 115-4652.

Overview

This transmission axle assembly for Toro walk-behind lawn mowers transfers power from the transmission to the drive wheels. Designed as a direct replacement, this transmission axle assembly restores self-propelled function on compatible Toro mowers. Lawn care professionals and homeowners use this transmission axle assembly to overhaul mower drive systems.

Built For Performance

• Heavy-duty steel construction for durability
• Precision-machined splines for a secure hub fit
• Direct replacement for multiple Toro walk-behind models
• Matches OEM part numbers 121-9178 and 115-4652
• Engineered for smooth power transfer with minimal vibration
• Corrosion-resistant coating extends service life

On-The-Job Use

• Replacing a bent or broken axle on Toro walk-behind mowers
• Restoring self-propelled drive function
• Overhauling the transmission and drive system
• Use by landscaping crews and rental equipment fleets
• General mower maintenance and repair

Specs At A Glance

Good To Know

Q: Will this axle assembly fit all Toro walk-behind mowers? A: This part is designed for specific models using OEM numbers 121-9178 or 115-4652; check your mower manual for compatibility.

Q: Is professional installation required? A: Installation can be done with basic mechanical skills, but a professional is recommended to ensure proper alignment and function.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.