3 Pack 139-3214 Spindle with 125-5575 Spindle Pulley 106-2175 Pulley 119-8820 Belt Replaces 121-0751 117-7439 117-7267 139 3214 121 0751 for Toro Timecutter SS5000 MX5000 MX5050 MX5060 Mowers

What It Is

This is a 3-pack replacement spindle assembly kit designed for select Toro TimeCutter zero-turn mowers. It includes the spindle housing, pulley, and belt needed to restore the cutting deck’s blade drive system when spindles wear out or fail.

Fitment & Compatibility

Before buying, verify your mower model and deck size. This kit fits Toro TimeCutter models: SS5000, MX5000, MX5050, and MX5060. It replaces OEM part numbers 139-3214, 121-0751, 117-7439, and 117-7267. The included spindle pulley (125-5575) and belt (119-8820) are matched to these decks. Measure your deck width – this kit is for 50-inch and 60-inch decks only. Check your mower’s serial number against Toro’s compatibility chart to avoid mis-matching. Note: this is an aftermarket set, not OEM Toro, so verify pulley diameter (4.5 inches) and belt length (95.5 inches) if you have a non-standard deck.

Key Things to Know

• Quality: Aftermarket spindles often use sealed bearings and hardened steel – they’re generally reliable but may not last as long as OEM. Check reviews for bearing noise reports.
• Installation difficulty: Moderate. You’ll need basic tools (socket set, jack stands, grease). Expect 1–2 hours per spindle. Remove the deck, unbolt old spindles, transfer pulleys, and replace belt.
• Common gotchas: The belt routing is specific – take a photo before removing the old one. Some users report the included pulley bolts are slightly shorter than OEM; reuse original bolts if possible. Lubricate spindle bearings before first use.
• Warranty: Check seller’s return policy – aftermarket parts may not be covered by Toro’s warranty.

Should You Buy It

Buy this kit if you own a compatible Toro TimeCutter with a 50- or 60-inch deck and need a cost-effective, complete spindle replacement set. It’s ideal for DIYers comfortable with deck removal and basic mechanical work. Skip it if you prefer OEM parts for warranty reasons or have a non-standard deck size – fitment is tight to these specific models.