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The Toro 120-3335 is a genuine OEM synchronous (timing) belt designed to keep the dual-blade spindle system properly synchronized on select Toro TimeMaster® and TurfMaster® walk-behind lawn mowers. This belt ensures both blades rotate in precise timing, preventing blade collision and maintaining even, efficient cutting performance.
Manufactured to Toro’s exact specifications, this belt delivers correct tooth profile, strength, and durability required for high-load mowing applications.
Product DetailsManufacturer Part Number: 120-3335
Brand: Toro
Part Type: Synchronous / Timing Belt
System: Blade drive / Spindle synchronization
OEM Status: Genuine Toro replacement part
Synchronizes dual mower blades to rotate in precise timing
Prevents blade contact and internal deck damage
Maintains even cut quality and consistent blade speed
Transfers power efficiently between spindle assemblies
This belt is widely uséd on Toro 30-inch and 76 cm dual-blade walk-behind mowers, including:
Toro TimeMaster® SeriesTimeMaster 30 in. Lawn Mowers
TimeMaster TM76 / TM76K (76 cm models)
Rental and HD variants
TurfMaster 30 in. Commercial Walk-Behind Mowers
TurfMaster 76 cm Commercial Walk-Behind Mowers
⚠️ Due to multiple production changes, always confirm fitment using your mower model and serial number.
How It’s UsédThe 120-3335 belt installs between the dual blade spindles inside the mower deck. It uses a toothed (synchronous) design to keep both blades timed correctly. Proper belt tension and alignment are critical during installation to prevent premature wear.
Suggested MaintenanceInspect belt regularly for cracking, tooth wear, or stretching
Replace if blades lose synchronization or noise develops
Always replace with an OEM synchronous belt—standard V-belts will not work
Check spindle pulleys and tensioners when replacing the belt
The Toro 120-3335 Synchronous Belt is a critical safety and performance component that ensures reliable blade timing and smooth operation on Toro dual-blade walk-behind mowers.
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The applicable amount of sales tax charged to an order will be calculated based on the shipment destination\'s state and local sales tax laws.
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Shipping & PaymentsClick the Shipping & Payments tab above the listing description for more info
PaymentAccepted Payment Methods
Immediate payment is required upon selecting \"Buy It Now\" or upon checking out through the cart.
We accept payment via U.S. PayPal accounts and all Major Credit Cards, Debit Cards & Google Pay.
We are legally required to collect sales tax in those states and localities where we maintain a physical presence (nexus).
The applicable amount of sales tax charged to an order will be calculated based on the shipment destination\'s state and local sales tax laws.
Thank you for shopping with us on !
ReturnsReturns are accepted
Items must be returned within 30 days of the sale ending
Buyer will pay for return shipping.
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