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Description
135-5663 – Hydro Pump Drive Pulley for Z-Spray Spreaders & Sprayers (OEM Replacement Part)
The 135-5663 Hydro Pump Drive Pulley is a high-quality OEM replacement pulley designed for Z-Spray commercial spreaders and sprayers. This pulley transfers engine power to the hydrostatic pump, ensuring smooth, efficient, and reliable drive system performance in demanding commercial turf care applications.
Featuring a 5.5-inch outside diameter and a 15 mm bore, the 135-5663 is manufactured for precise fitment and dependable operation. Built from heavy-duty steel, it is engineered to withstand continuous use, high belt tension, and the harsh conditions encountered by professional lawn care equipment.
This pulley also replaces L.T. Rich part number 80411-15 and Exmark part number 135-9066, making it an ideal replacement for maintaining the original performance of compatible Z-Spray machines.
Key Features
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Part Number: 135-5663
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Part Type: Hydro Pump Drive Pulley
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Outside Diameter: 5.5"
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Bore Size: 15 mm
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Material: Heavy-duty steel
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Function: Transfers engine power to the hydrostatic drive pump
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Installation: Direct OEM replacement
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Replaces: L.T. Rich 80411-15, Exmark 135-9066
Compatibility
Compatible with the following Z-Spray models:
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ZS4230
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ZS4230XL
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ZS4630
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ZS4630XL
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ZS5260
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ZS5260XL
Always verify your model and parts diagram before ordering to ensure compatibility.
Who Is This For?
Ideal for:
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Professional lawn care companies
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Commercial turf management professionals
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Landscape contractors
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Equipment repair technicians
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Fleet maintenance departments
Recommended Applications
Perfect for:
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Hydro pump repairs
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Drive system maintenance
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Pulley replacement
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Commercial spreader repairs
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Commercial sprayer maintenance
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Preventive equipment service
Pros
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OEM-quality replacement for dependable performance
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Heavy-duty steel construction for long service life
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Precision-machined 5.5" diameter with 15 mm bore
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Ensures smooth hydrostatic pump operation
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Direct replacement for quick installation
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Replaces multiple OEM part numbers
Cons
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Compatible only with equipment using this pulley specification
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Drive belt and mounting hardware are sold separately unless otherwise specified
Comparison – OEM Replacement vs Aftermarket Pulleys
OEM Replacement 135-5663
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Precision-machined for accurate fit
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Heavy-duty construction for commercial applications
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Reliable power transfer to the hydro pump
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Long-lasting performance under heavy workloads
Generic Aftermarket Pulley
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May not match OEM dimensions precisely
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Variable material quality
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Increased risk of belt wear or misalignment
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Reduced durability in commercial use
Why Buy from Barry's?
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Quality OEM replacement parts for Z-Spray equipment
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Fast shipping from the USA
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Competitive pricing
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Trusted by professional lawn care and landscape contractors
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Expert customer support for Z-Spray parts and compatibility
Restore smooth, dependable hydrostatic drive performance with the 135-5663 Hydro Pump Drive Pulley, a premium OEM replacement engineered for Z-Spray commercial spreaders and sprayers, delivering reliable power transfer and long-lasting durability on every job.