John Deere Worm Gear - TCU26458

Product Details & Features

The WORM GEAR – TCU26458 is a genuine John Deere drivetrain component designed to transmit rotational motion and torque within the right-angle drive assemblies of compatible reel mower and greens mower cutting units. Manufactured to OEM specifications, this precision-machined worm gear meshes with mating components to provide smooth, efficient motion, controlled speed reduction, and reliable torque transfer under mowing loads.

Key Features

• Genuine John Deere OEM Part – Built to original equipment standards for precise fit and performance.

• Precision Gear Design – Ensures smooth tooth engagement and efficient torque transmission.

• Durable Construction – Engineered for long service life under load and repeated use.

• Direct Replacement Fit – Installs easily in compatible gear housings without modification.

• Critical Mower Drive Component – Essential for proper reel or roller adjustment systems.

Fits These John Deere Models

This worm gear (TCU26458) is commonly used in the reel or fairway mower drive and adjustment mechanisms on a variety of John Deere turf and greens mowing machines, including:

• 180 / 180SL Greens Mowers

• 220 / 220SL Greens Mowers

• 2500B / 2500E Riding Greens Mowers

• 260SL Mowers

• 2653B Reel Mowers

• 7200 Fairway Mowers

• 7500 / 7700 Fairway Mowers

• 8000 / 8500 / 8700 Fairway Mowers

Technical Specifications

• Part Number: TCU26458

• Component Type: Worm gear

• Brand: John Deere

• Application: Right-angle drive systems in reel/greens mower cutting units

Typical Applications

This worm gear is typically used to:

• Transmit power in right-angle gear sets for reel or fairway mower drives

• Provide speed reduction and torque increase where belt or shaft drives transition direction

• Enable precise reel/roller adjustment and drive mechanisms

• Serve as part of the mower’s cutting unit drivetrain assembly

Why Choose Genuine John Deere Worm Gears

Using genuine John Deere components such as the WORM GEAR – TCU26458 ensures correct tooth profile, precision engagement, and long service life — supporting quiet, efficient operation and reducing premature wear on related gears and bearings. OEM parts help maintain the performance and reliability of your mower’s drivetrain and cutting systems.