{"id":2531,"date":"2026-01-16T09:10:05","date_gmt":"2026-01-16T09:10:05","guid":{"rendered":"https:\/\/www.agricultural-parts.top\/product\/xht-3-replacement-heavy-duty-usa-blades-for-kubota-k5576-34350-k557634350\/"},"modified":"2026-01-22T05:34:10","modified_gmt":"2026-01-22T05:34:10","slug":"xht-3-replacement-heavy-duty-usa-blades-for-kubota-k5576-34350-k557634350","status":"publish","type":"product","link":"https:\/\/www.agricultural-parts.top\/zh\/product\/xht-3-replacement-heavy-duty-usa-blades-for-kubota-k5576-34350-k557634350\/","title":{"rendered":"XHT 3 Replacement Heavy Duty USA Blades for KUBOTA K5576-34350 K557634350"},"content":{"rendered":"
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Below is a comprehensive table detailing the parameters for the XHT 3 Replacement Heavy Duty Blades, aligned with Kubota’s original equipment standards for precise compatibility and enhanced performance.<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
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Replacement OEM Part Numbers<\/td>\nK5576-34350, K5576-34350 (alternative notation)<\/td>\n<\/tr>\n
Blade Length<\/td>\n16-1\/2 inches (approximately 41.91 cm)<\/td>\n<\/tr>\n
Center Hole Diameter<\/td>\n7\/8 inches (approximately 2.22 cm)<\/td>\n<\/tr>\n
Blade Width<\/td>\n2-1\/2 inches (approximately 6.35 cm)<\/td>\n<\/tr>\n
Blade Thickness<\/td>\n0.250 inches (approximately 6.35 mm)<\/td>\n<\/tr>\n
Deck Compatibility<\/td>\n48-inch decks; requires 3 blades per set<\/td>\n<\/tr>\n
Compatible Kubota Models<\/td>\nRCK48GR, H30T, GR Series, ZG200 Series, ZD200 Series (with 7\/8-inch spindle shafts)<\/td>\n<\/tr>\n
Material Composition<\/td>\nPremium-grade steel with Xtreme Hardness & Toughness (XHT) technology<\/td>\n<\/tr>\n
Air Lift Height<\/td>\nHigh-lift design for enhanced suction and discharge<\/td>\n<\/tr>\n
Blade Rotation<\/td>\nClockwise<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

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The XHT 3 Replacement Heavy Duty USA Blades function as advanced aftermarket substitutes for Kubota OEM parts K5576-34350, engineered for 48-inch decks on models including RCK48GR and GR Series. These blades incorporate Xtreme Hardness & Toughness technology, delivering 25-40% greater hardness than standard options, which enables sustained sharp edges and resistance to deformation. Their primary role involves optimizing grass cutting efficiency through a high-lift profile that improves airflow, facilitating better clipping discharge and bagging in dense or wet vegetation typical in Thailand’s humid environments. This design mitigates common mower issues such as clogging or uneven cuts, enhancing overall turf health by reducing scalping and promoting even growth. PRR TRACTOR PART LIMITED PARTNERSHIP offers these blades as reliable, cost-efficient alternatives that align perfectly with Kubota specifications, supporting prolonged equipment operation with minimal interruptions.<\/p>\n<\/div>\n

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Industry Applications<\/h2>\n

In Thailand’s agricultural and landscaping industries, the XHT 3 Replacement Blades excel in managing robust vegetation across rice fields, orchards, and urban parks, where rapid growth during wet seasons demands resilient cutting tools. Their high-lift configuration effectively handles tall, fibrous grasses and weeds without bogging down the mower, addressing overload issues that lead to engine strain in tropical humidity. For commercial operations in Bangkok’s green spaces or rural plantations in Chiang Mai, these blades ensure consistent performance on uneven terrain, preventing soil compaction and erosion through precise cutting heights. In residential maintenance, they tackle overgrown lawns efficiently, solving problems like patchy results from dull edges. The blades’ compatibility with Kubota’s GR and ZD series allows integration into fleet operations, reducing downtime in high-volume tasks. PRR TRACTOR PART LIMITED PARTNERSHIP’s focus on durable replacements supports sustainable practices, as the blades’ longevity minimizes waste and frequent purchases, ideal for Thailand’s variable climates and soil types.<\/p>\n

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Product Highlight Advantages<\/h2>\n

The XHT 3 Blades leverage proprietary hardness technology to achieve superior edge retention, countering rapid wear in abrasive Thai soils mixed with sand or gravel. This results in fewer sharpening intervals, directly resolving time losses for professionals handling daily mowing schedules. With tighter manufacturing tolerances, they ensure vibration-free mounting on 7\/8-inch spindles, mitigating fatigue and component stress over extended use. The high-lift geometry optimizes suction, improving discharge in humid conditions to prevent clogs that halt operations. PRR TRACTOR PART LIMITED PARTNERSHIP emphasizes their USA-made quality, offering 25-40% enhanced toughness at competitive prices, providing value through reduced replacement frequency. These features address real challenges like bending under impact from hidden debris, ensuring reliable cuts that maintain lawn aesthetics and health.<\/p>\n<\/div>\n

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Resistance to Environmental Factors<\/h3>\n

In corrosive coastal areas, the blades’ material composition resists rust, extending usability and solving degradation issues from saltwater exposure.<\/p>\n<\/div>\n<\/div>\n

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To maximize the lifespan of XHT 3 Blades, conduct visual inspections for edge nicks or cracks after every 10-15 hours, as accumulated debris can accelerate wear in sticky, sap-rich grasses. Clean with a high-pressure hose at moderate settings to dislodge residues, followed by drying to avert corrosion in Thailand’s moist air. Sharpen using a 30-degree angle grinder, focusing on balanced edges to maintain clockwise rotation efficiency and avoid imbalances causing spindle damage. Apply protective coatings like silicone spray for storage, countering humidity-induced oxidation. PRR TRACTOR PART LIMITED PARTNERSHIP advises tracking usage via logs to anticipate maintenance, potentially increasing durability by 30%. This regimen tackles efficiency drops from dull blades, ensuring consistent cutting performance and safeguarding mower integrity.<\/p>\n

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Related Products<\/h2>\n

Pairing with the XHT 3 Blades, PRR TRACTOR PART LIMITED PARTNERSHIP provides complementary Kubota parts like gearboxes for torque management, shafts for drive stability, and pulleys for belt optimization. These components resolve systemic issues such as misalignment or power loss that exacerbate blade wear. Spindle kits matching the 7\/8-inch diameter ensure secure fits, preventing wobbles in rough terrains. Our gears and belts enhance transmission reliability, ideal for intensive use. These high-compatibility items offer affordability without quality compromise, enabling full system upgrades. Custom options address unique needs, promoting seamless integration.<\/p>\n

Browse our extensive more blades products<\/a> for additional variants.<\/p>\n<\/div>\n<\/div>\n

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Replacement Suggestions<\/h2>\n

Replace XHT 3 Blades when edge wear reaches 1\/8 inch or upon detecting bends, typically after 50-100 hours in commercial settings, to prevent subpar cuts fostering weed growth. In Thailand’s dense foliage, monitor for vibration increases signaling imbalance. PRR TRACTOR PART LIMITED PARTNERSHIP suggests seasonal evaluations, aligning with dry periods for minimal disruption. These blades’ precise specs eliminate fit issues, ensuring quick swaps. Stocking sets of three maintains readiness, addressing sudden failures during peak usage.<\/p>\n<\/div>\n

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Installation Guide<\/h2>\n

Begin installation by securing the mower and disconnecting power. Remove old blades with a wrench, using penetrant for seized bolts in humid climates. Align XHT blades’ 7\/8-inch holes on spindles, torquing to 70-90 ft-lbs for stability. Balance the set to curb vibrations. Test at idle speeds. PRR TRACTOR PART LIMITED PARTNERSHIP’s tolerances simplify this, avoiding common misalignments.<\/p>\n

\"Installation<\/p>\n<\/div>\n<\/div>\n

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What are the detailed dimensions of these XHT blades?<\/h3>\n

Measuring 16-1\/2 inches long, with a 7\/8-inch center hole, 2-1\/2-inch width, and 0.250-inch thickness, these blades fit seamlessly, resolving compatibility concerns in Kubota decks.<\/p>\n

Which Kubota models are these blades designed for?<\/h3>\n

They suit RCK48GR, H30T, GR, ZG200, and ZD200 series with 48-inch decks. Check spindle size to ensure proper integration, avoiding operational mismatches.<\/p>\n

What materials contribute to their hardness?<\/h3>\n

Premium steel with XHT technology provides 25-40% greater hardness, enhancing resistance to impacts and extending usability in tough conditions.<\/p>\n

How can I safely install these blades?<\/h3>\n

Disconnect power, align holes, and torque bolts evenly. Use supports for safety, preventing injuries and ensuring balanced performance.<\/p>\n

When should replacement occur?<\/h3>\n

After 25-50 hours or upon wear signs; routine checks maintain efficiency, countering poor cuts from degradation.<\/p>\n

Are they superior to OEM blades?<\/h3>\n

Yes, with enhanced toughness and fit at lower costs, they reduce maintenance needs effectively.<\/p>\n

How to sharpen effectively?<\/h3>\n

Grind at 30 degrees, balance post-sharpening to restore precision and minimize vibrations.<\/p>\n

What causes post-installation vibrations?<\/h3>\n

Imbalances or loose fittings; retorque and clean to resolve, protecting machinery.<\/p>\n

Do they perform in humid environments?<\/h3>\n

High-lift design manages wet clippings; moderate speeds prevent clogs in rain.<\/p>\n

What warranty is available?<\/h3>\n

One-year coverage for defects; contact sales@agricultural-parts.top for assistance.<\/p>\n<\/div>\n

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“Tough against weeds in my orchard; no bending after heavy use.” – Farmer in Nakhon Pathom<\/p><\/blockquote>\n

“Sharp longer in sandy areas; great value.” – Landscaper in Samui<\/p><\/blockquote>\n

“Easy fit on GR series; improved discharge.” – Operator in Khon Kaen<\/p><\/blockquote>\n

“Durable in humid weather; less sharpening.” – Homeowner in Phuket<\/p><\/blockquote>\n

“Reliable for commercial jobs; cost-effective.” – Contractor in Bangkok<\/p><\/blockquote>\n<\/div>\n<\/div>\n

For more information, email sales@agricultural-parts.top or visit our contact us<\/a> \u9801\u3002<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

The XHT 3 Replacement Heavy Duty USA Blades are specifically designed for KUBOTA models K5576-34350 and K557634350. These durable blades are ideal for use in various agricultural machinery, including rotary mowers, lawn maintenance equipment, and landscape tools.<\/p>","protected":false},"featured_media":2677,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[2941],"product_tag":[],"class_list":["post-2531","product","type-product","status-publish","has-post-thumbnail","product_cat-blades","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.agricultural-parts.top\/zh\/wp-json\/wp\/v2\/product\/2531","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.agricultural-parts.top\/zh\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.agricultural-parts.top\/zh\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.agricultural-parts.top\/zh\/wp-json\/wp\/v2\/comments?post=2531"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.agricultural-parts.top\/zh\/wp-json\/wp\/v2\/media\/2677"}],"wp:attachment":[{"href":"https:\/\/www.agricultural-parts.top\/zh\/wp-json\/wp\/v2\/media?parent=2531"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.agricultural-parts.top\/zh\/wp-json\/wp\/v2\/product_brand?post=2531"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.agricultural-parts.top\/zh\/wp-json\/wp\/v2\/product_cat?post=2531"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.agricultural-parts.top\/zh\/wp-json\/wp\/v2\/product_tag?post=2531"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}