117-7439 Lawn Mower Spindle - Replaces Toro Spindle 117-7267 121-0751 117-7268 Fit Toro Lawn Mower 34" 42" 50" Deck Spindle Assembly 4200 5000 4216 4235 4260 TimeCutter SS 5000 TimeCutter SS4200

What It Is

This is a replacement spindle assembly for Toro zero-turn mowers with 34", 42", or 50" decks. It drives the blade and supports the pulley, and is a direct fit for TimeCutter SS models and the 4200/5000 series.

Fitment & Compatibility

Before buying, confirm your deck size and model series. This spindle replaces OEM Toro numbers 117-7267, 121-0751, and 117-7268. It fits TimeCutter SS4200, SS5000, and the 4200, 4216, 4235, 4260, and 5000 series mowers. Measure your spindle housing bolt pattern (typically 3-bolt) and shaft diameter (usually 5/8" or 3/4") to match. This is an aftermarket part, not genuine Toro, but uses the same mounting dimensions and bearing specs.

Key Things to Know

• Quality: Rated 4.6/5 from 295 reviews. Users report it’s comparable to OEM in durability, but some note the bearings may wear faster under heavy commercial use.
• Installation difficulty: Moderate. Requires removing the deck, belt, pulley, and blade. You’ll need a socket set, torque wrench, and possibly a puller for the old spindle.
• Common gotchas: Check the pulley keyway alignment before tightening. If the deck spindle housing is damaged (bent or cracked), the new spindle won’t solve vibration. Also, verify the blade bolt thread size (usually 5/8-11) matches your blade.
• Deck compatibility: Only for 34", 42", and 50" decks. Does not fit 44", 48", or 54" decks without adapter plates.

Should You Buy It

Buy this if you own a compatible Toro TimeCutter or 4000/5000 series mower and need a reliable, cost-effective replacement for a worn or failed spindle. It’s a solid choice for homeowners and light commercial use, but if you mow commercially daily, consider genuine Toro for longer bearing life.