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Description
WB03 764 6820 – 60" Mower Deck Belt (Genuine OEM Replacement Part)
The WB03 764 6820 Deck Belt is a genuine OEM replacement drive belt engineered to deliver smooth, efficient power transfer to the 60-inch mower deck on compatible RZ Series commercial zero-turn mowers. Designed to OEM specifications, this heavy-duty deck belt provides consistent blade speed, reliable cutting performance, and long-lasting durability in demanding commercial mowing environments.
Manufactured from premium belt compounds with high-strength tensile cords, the WB03 764 6820 is built to resist stretching, heat, cracking, glazing, and wear. Whether you're replacing a worn belt as part of routine maintenance or restoring your mower's cutting performance, this genuine OEM belt ensures optimal power transmission and dependable operation.
Product Details
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Part Number: WB03 764 6820
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Part Type: Mower Deck Drive Belt
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OEM Status: Genuine OEM Replacement Part
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Deck Size: 60 Inches
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System: Mower Deck Drive System
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Function: Transfers engine power to the mower deck blades
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Material: Heavy-duty reinforced rubber with high-strength tensile cords
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Installation: Direct OEM replacement
Key Features
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Genuine OEM replacement deck belt
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Designed specifically for 60-inch mower decks
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Heavy-duty reinforced construction
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High-strength tensile cords reduce stretching
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Excellent resistance to heat, oil, and abrasion
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Maintains consistent blade speed for superior cutting performance
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Built for commercial-duty applications
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Direct-fit installation
Function
The WB03 764 6820 Deck Belt transfers power from the PTO clutch to the mower deck spindle pulleys, allowing the cutting blades to operate at the correct speed for a clean, even cut. A properly functioning belt minimizes slippage, reduces vibration, and helps maximize cutting efficiency while extending the life of pulleys and spindle assemblies.
Replacing a worn or damaged belt restores factory performance and helps maintain consistent mowing quality.
Compatible Models
The WB03 764 6820 Deck Belt is compatible with the following 60-inch RZ Series commercial zero-turn mowers:
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RZ 560.0 – 60" Mower Deck (Pulleys, Belts & Idler Arms)
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RZ 560.0 K – 60" Mower Deck (Pulleys, Belts & Idler Arms)
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RZ 760.0 K – 60" Mower Deck (Pulleys, Belts & Idler Arms)
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RZ 760.0i – 60" Mower Deck (Pulleys, Belts & Idler Arms)
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RZ 760.0i K – 60" Mower Deck (Pulleys, Belts & Idler Arms)
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RZ 960.0 K – 60" Mower Deck (Pulleys, Belts & Idler Arms)
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RZ 960.0i – 60" Mower Deck (Pulleys, Belts & Idler Arms)
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RZ 960.0i K – 60" Mower Deck (Pulleys, Belts & Idler Arms)
Always verify your mower's model and serial number before ordering.
Who Is This For?
Ideal for:
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Professional landscapers
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Commercial lawn maintenance companies
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Golf course maintenance crews
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Municipal grounds departments
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Property management professionals
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Equipment repair technicians
Recommended Property Size
Perfect for maintaining:
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Large residential properties
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Commercial landscapes
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Apartment communities
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Municipal parks
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Schools and universities
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Sports fields
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Golf courses
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Large estates
Pros
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Genuine OEM replacement quality
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Designed specifically for 60-inch mower decks
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Heavy-duty reinforced construction
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Excellent resistance to stretching and wear
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Provides consistent blade speed
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Helps produce a clean, professional-quality cut
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Long service life under commercial conditions
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Direct OEM replacement
Cons
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Compatible only with equipment requiring WB03 764 6820
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Belt tension and pulley condition should be inspected during installation
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Worn idler pulleys or spindle bearings can shorten belt life
Comparison – Genuine OEM vs Aftermarket Deck Belts
Genuine OEM WB03 764 6820
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Exact OEM dimensions and belt profile
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Premium reinforced construction
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Superior heat and wear resistance
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Consistent blade performance
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Long-lasting commercial durability
Generic Aftermarket Belt
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Belt length and profile may vary
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Lower-quality tensile cords
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Increased stretching over time
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Reduced cutting performance
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Shorter service life under heavy-duty use
Why Buy from Barry's Power Equipment?
Barry's Power Equipment is your trusted source for genuine OEM replacement parts for commercial lawn mowers and outdoor power equipment.
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Genuine OEM replacement parts
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Fast shipping throughout the USA
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Competitive pricing
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Expert customer support
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Trusted by professional landscapers nationwide
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Extensive inventory of mower deck, belt, spindle, and drive system components
Keep your mower cutting at peak performance with the WB03 764 6820 60" Mower Deck Belt. Designed for RZ 560.0, RZ 560.0 K, RZ 760.0 K, RZ 760.0i, RZ 760.0i K, RZ 960.0 K, RZ 960.0i, and RZ 960.0i K models, this genuine OEM belt delivers dependable power transmission, exceptional durability, and the professional cutting performance you expect from your commercial zero-turn mower.

