{"id":2193,"date":"2026-01-10T05:59:30","date_gmt":"2026-01-10T05:59:30","guid":{"rendered":"https:\/\/www.agricultural-parts.top\/?page_id=2193"},"modified":"2026-01-29T08:33:17","modified_gmt":"2026-01-29T08:33:17","slug":"gearbox","status":"publish","type":"page","link":"https:\/\/www.agricultural-parts.top\/es\/gearbox\/","title":{"rendered":"Gearbox"},"content":{"rendered":"

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Cards<\/p>\n

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Replacing replacement of parts for Kubota<\/span>
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Product<\/h4>\n

GEARBOX<\/strong><\/h2>\n

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Buy now and get a discounted price.<\/h3>\n

Get Up To 10% OFF<\/h4>\n

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PRR TRACTOR PART LIMITED PARTNERSHIP<\/span> Email: sales@agricultural-parts.top<\/span> <\/div>\n

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Heavy-Duty Agricultural Gearboxes<\/span> <\/h1>\n

Specialized replacement solutions for Kubota and global tractor implements. Engineered for durability, precision, and seamless power transmission<\/a>. <\/pee> <\/header>\n

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Technical Specifications<\/h2>\n

Based on standard Kubota M\/L\/B Series Implement Requirements<\/pee> <\/div>\n

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Parameter Specification<\/th>\n

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Data \/ Standard<\/th>\n

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Applicable HP Range<\/td>\n

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35 HP – 85 HP (Continuous Duty)<\/td>\n

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Input Shaft Speed (PTO)<\/td>\n

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540 RPM (Standard) \/ 1000 RPM (Optional)<\/td>\n

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Gear Ratio Availability<\/td>\n

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1:1.46 (Increaser) \/ 1:1.93 (Increaser) \/ 1.5:1 (Reducer)<\/td>\n

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Input Spline Type<\/td>\n

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1-3\/8″ – 6 Spline (Standard SAE J1170)<\/td>\n

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Output Shaft Design<\/td>\n

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Tapered Spline with Castle Nut \/ 12-Spline \/ Keyed<\/td>\n

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Gear Material Hardness<\/td>\n

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HRC 58-62 (Carburized Alloy Steel)<\/td>\n

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Housing Construction<\/td>\n

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Ductile Iron QT450-10 (High Shock Resistance)<\/td>\n

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Lubricant Capacity<\/td>\n

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1.2 Liters (Recommended SAE 90 \/ 85W-140)<\/td>\n

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Noise Level<\/td>\n

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< 85 dB at Full Load<\/td>\n

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Operating Temperature<\/td>\n

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-20\u00b0C to +120\u00b0C<\/td>\n

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\"Kubota <\/p>\n
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PRR Advantage: OEM Quality, Better Price<\/h4>\n

Our aftermarket parts are manufactured to strict ISO standards. We guarantee 100% compatibility with original Kubota mounting points while offering a 40% cost saving<\/strong> compared to dealership prices. <\/pee> <\/div>\n

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What is an Agricultural Gearbox?<\/h2>\n

An agricultural gearbox is the critical mechanical interface that transfers power from the tractor to the implement. It connects directly to the PTO Shaft (Power Take-Off)<\/strong>, converting the tractor’s engine power into the specific torque and speed needed for mowers, rotary tillers, and post-hole diggers. <\/pee> <\/p>\n

Key Component Breakdown<\/h3>\n

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1. Input & Output Shafts<\/strong> Typically made from 20CrMnTi steel. The input shaft connects to the PTO driveline, while the output shaft drives the implement’s blades or chain.<\/span> <\/div>\n

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2. Bevel Gear Set<\/strong> The heart of the box. These precision-cut gears change the direction of power by 90 degrees and determine the speed ratio (speed up or slow down).<\/span> <\/div>\n

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3. Bearings<\/strong> High-load tapered roller bearings support the rotating shafts, ensuring stability under the intense vibration of field work.<\/span> <\/div>\n

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4. Housing (Casing)<\/strong> A heavy cast iron shell that holds oil for lubrication, dissipates heat, and protects internal parts from dust, mud, and impact.<\/span> <\/div>\n

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Working Principle: The Physics of Power<\/h2>\n

The agricultural gearbox operates on the principle of Torque Conversion and Directional Change<\/strong>. It is not merely a connector; it is a transformer of energy. <\/pee> <\/p>\n