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Description
Hydro-Gear 51139 1/4" Torlon Plastic Ball | Genuine OEM Check Ball for Hydrostatic Transaxles
The Hydro-Gear 51139 1/4-Inch Torlon Plastic Ball is a genuine OEM replacement check ball designed for compatible Hydro-Gear hydrostatic transaxles. Manufactured to Hydro-Gear's exact factory specifications, this precision-engineered 0.25-inch (1/4") Torlon® plastic ball is used within the hydraulic system to help regulate fluid flow, maintain hydraulic pressure, and ensure smooth, efficient transmission performance.
Constructed from high-performance Torlon® polyamide-imide, the Hydro-Gear 51139 BALL .25 TORLON PLASTIC offers exceptional strength, wear resistance, dimensional stability, and chemical resistance. Designed to withstand continuous hydraulic operation, elevated temperatures, and demanding commercial mowing conditions, this OEM component helps maintain the reliability and efficiency of your hydrostatic transmission.
Product Features
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Brand: Hydro-Gear
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Part Number: 51139
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Product Type: Hydraulic Check Ball
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Genuine Hydro-Gear OEM replacement part
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Ball Diameter: 1/4 inch (0.250")
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Manufactured from premium Torlon® engineering plastic
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Exceptional wear, heat, and chemical resistance
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Precision-manufactured for accurate hydraulic operation
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Helps regulate hydraulic fluid flow and pressure
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Manufactured to Hydro-Gear factory specifications
Ideal Applications
The Hydro-Gear 51139 Torlon Plastic Ball is ideal for:
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Hydro-Gear hydrostatic transaxles
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Hydraulic valve assemblies
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Hydrostatic transmission rebuilds
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Zero-turn lawn mowers
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Commercial mowing equipment
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Hydraulic system repairs
Benefits
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Restores proper hydraulic valve operation
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Helps maintain consistent hydraulic pressure
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Reduces internal component wear
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Supports smooth and efficient hydrostatic transmission performance
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Genuine OEM quality ensures precise fit and dependable reliability
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High-performance Torlon® construction provides outstanding durability
Specifications
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Brand: Hydro-Gear
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Part Number: 51139
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Product Type: Hydraulic Check Ball
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OEM: Genuine Hydro-Gear Part
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Diameter: 1/4 inch (0.250")
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Material: Torlon® Polyamide-Imide Engineering Plastic
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Function: Regulates hydraulic fluid flow within the hydrostatic transmission
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Application: Hydro-Gear hydraulic valve assemblies
Compatible Equipment
The Hydro-Gear 51139 1/4-Inch Torlon Plastic Ball fits select Hydro-Gear hydrostatic transaxles used on many Scag, Exmark, Ferris, Gravely, Hustler, Ariens, Bad Boy, Bobcat, Spartan, Wright, and other zero-turn mower brands.
Always verify your transaxle model number, parts diagram, and OEM part number before ordering to ensure proper fit.
Why Buy from Barry's Power Equipment?
Barry's Power Equipment is your trusted source for genuine OEM outdoor power equipment parts and hydrostatic transmission components.
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Genuine OEM Hydro-Gear 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 Homeowners and Professional Landscapers
Maintain precise hydraulic performance with the Hydro-Gear 51139 1/4-Inch Torlon Plastic Ball. Designed for an exact OEM fit and exceptional durability, this genuine Hydro-Gear replacement component helps keep your hydrostatic transmission operating smoothly and efficiently.
