From the hardened gear teeth to the heavy-duty shaft seals, every element is selected and assembled to deliver thousands of hours of trouble-free service. Australian farmers operating in dust, heat, mud, and moisture rely on this gearbox to perform consistently throughout the most demanding seasons.<\/p>\n
![\"Rapeseed\/Canola](\"https:\/\/mowergearbox.top\/wp-content\/uploads\/2026\/03\/agricultural-gearboxes-6.webp\")
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⚙ Rapeseed\/Canola Harvester Gearbox \u2014 Engineering Data Sheet<\/h2>\n
The following table presents key engineering parameters for our agricultural canola harvester gearbox<\/strong>. Every specification listed can be modified through our custom manufacturing service.<\/p>\n Skontaktuj si\u0119 z nami zesp\u00f3\u0142 in\u017cynierski<\/a> for a detailed specification sheet tailored to your canola harvester model and rapeseed harvesting conditions.<\/em><\/p>\n Investing in a quality gearbox is the smartest upgrade you can make to your canola harvester. Here is the evidence:<\/p>\n When your livelihood depends on your canola harvester performing during critical rapeseed harvesting windows, a quality gearbox is essential. Choose the gearbox validated by millions of Australian field hours.<\/p>\n The Rapeseed\/Canola Harvester gearbox<\/strong> operation can be understood through four interconnected systems:<\/p>\n 1 — Input System:<\/strong> Your tractor’s PTO shaft engages with the gearbox through a hardened splined input shaft. The interface transmits torque while allowing minor angular misalignment. Inside, spherical roller bearings support the input shaft and manage the combined loading of transmitted torque and driveline forces.<\/p>\n 2 — Conversion System:<\/strong> Inside the housing, precisely meshed straight bevel gears convert PTO high-speed input into modified speed and amplified torque for the header drive. This gearbox drives the vertical knife, reel, and auger on a canola swather or direct-cut header. The gear reduction must deliver smooth, vibration-free operation to prevent pod shatter \u2014 a critical concern in canola harvesting where even minor vibration causes significant yield loss. Gear tooth profiles are case-hardened to HRC 58-62 and precision-ground, achieving 96-98% mechanical efficiency.<\/p>\n 3 — Output System:<\/strong> The transformed power exits through the output shaft to the canola harvester’s working mechanism, specifically driving the header drive for core rapeseed harvesting function. The output connection is engineered for vibration-free, backlash-free transmission at the point of work.<\/p>\n 4 — Protection System:<\/strong> The cast iron housing acts as a heat sink with cooling fins for convective cooling. Internal splash lubrication with SAE 80W-90 GL-5 ensures all surfaces maintain a protective oil film. Spring-Loaded Lip Seals at each shaft opening block contaminants while retaining lubricant.<\/p>\n Manufacturer references below help buyers match our gearbox to their equipment. We do not claim any association with these brands.<\/em><\/p>\n Use this step-by-step guide to identify the exact gearbox model for your canola harvester. Click each step for detailed instructions.<\/p>\n How:<\/strong> Refer to your canola harvester manufacturer’s manual for the recommended header drive operating speed<\/p>\n Why it matters:<\/strong> Together with PTO speed, this defines the exact gear ratio your gearbox needs<\/p>\n<\/div>\n<\/details>\n How:<\/strong> Estimate your annual operating hours for the canola harvester to determine appropriate service life rating<\/p>\n Why it matters:<\/strong> High-hour operations justify premium bearing and gear specifications for lowest cost per hour<\/p>\n<\/div>\n<\/details>\n How:<\/strong> Record the brand, model number, and any part numbers from the nameplate of the gearbox being replaced<\/p>\n Why it matters:<\/strong> Speeds up the matching process and ensures dimensional compatibility with your canola harvesting equipment<\/p>\n<\/div>\n<\/details>\n How:<\/strong> Calculate the peak torque your rapeseed harvesting application generates \u2014 including shock loads from obstacles or material variations<\/p>\n Why it matters:<\/strong> The gearbox must handle peak torque without activating overload protection during normal operation<\/p>\n<\/div>\n<\/details>\n How:<\/strong> Match the gearbox HP rating to your tractor’s PTO horsepower output and the canola harvester’s demand<\/p>\n Why it matters:<\/strong> Under-rating leads to overheating and premature failure; over-rating adds unnecessary cost and weight<\/p>\n<\/div>\n<\/details>\n How:<\/strong> Identify the coupling type on your canola harvester \u2014 keyed, splined, flanged, or hollow bore<\/p>\n Why it matters:<\/strong> Mismatched outputs require costly adapter couplings and introduce potential failure points<\/p>\n<\/div>\n<\/details>\n How:<\/strong> Assess exposure to dust, moisture, chemicals, and temperature extremes in your typical rapeseed harvesting conditions<\/p>\n Why it matters:<\/strong> Determines the appropriate seal grade, surface coating, and housing material specification<\/p>\n<\/div>\n<\/details>\n \ud83d\udca1 Wskaz\u00f3wka:<\/strong> For fastest service, email us the old gearbox part number (if visible), your tractor brand and model, and your canola harvester manufacturer and model. Our engineers will confirm the exact match and provide a quotation within one business day.<\/p>\n Follow these instructions for a successful installation of your new Rapeseed\/Canola Harvester gearbox. Correct installation is critical for achieving maximum service life and warranty coverage.<\/p>\n Attach the gearbox output shaft to the canola harvester’s header drive drive coupling. For keyed connections, align the keyway and slide the coupling on, then secure with the retaining bolt and torque to specification. For splined outputs, apply anti-seize to the splines and verify full engagement before locking.<\/p>\n<\/div>\n<\/details>\n After the first 10 hours of field operation, re-torque all mounting bolts to specification. Check the oil level and top up if necessary. Inspect all seals for any signs of weeping. Verify the driveline guard is properly reinstalled. Record the installation date and hour-meter reading for future maintenance scheduling.<\/p>\n<\/div>\n<\/details>\n Align the PTO driveline with the gearbox input shaft and slide the yoke onto the splines until the locking mechanism engages. Verify the spline count matches (6-spline for 540 RPM, 21-spline for 1000 RPM). Check that driveline operating angles do not exceed 15\u00b0 \u2014 excessive angles cause premature U-joint failure and vibration.<\/p>\n<\/div>\n<\/details>\n Clean the mounting flange on the canola harvester frame with a wire brush and solvent, removing all old sealant, rust, and debris. Inspect the mounting surface for cracks, stripped threads, or warping. Chase any damaged bolt threads with a tap. Apply a thin film of anti-seize compound to the mounting face if specified.<\/p>\n<\/div>\n<\/details>\n Locate the drain plug on the existing gearbox and position a catch container underneath. Remove the drain plug and allow all oil to drain completely \u2014 inspect the oil for metal particles or discolouration that may indicate internal wear. Record the old gearbox model number, mounting bolt size, and shaft dimensions for reference.<\/p>\n<\/div>\n<\/details>\n Remove the fill plug and slowly add the recommended gear oil until it reaches the level indicator. Use the lubricant grade specified in the gearbox documentation (typically SAE 80W-90 GL-5 or equivalent). Replace the fill plug and hand-tighten, then snug with a wrench. Verify the breather cap is clean and unobstructed.<\/p>\n<\/div>\n<\/details>\n Park the tractor on firm, level ground. Engage the parking brake and place wheel chocks. Turn off the engine and remove the key. Disconnect the PTO shaft from the canola harvester. Allow all components to cool completely before touching. Wear appropriate PPE including gloves and safety glasses.<\/p>\n<\/div>\n<\/details>\n Carefully lift the new Rapeseed\/Canola Harvester gearbox into position on the mounting flange, aligning all bolt holes. Insert mounting bolts hand-tight first, confirming proper alignment. Once all bolts are started, torque them in a star (cross) pattern to the value specified in the installation manual. Verify the gearbox sits flush against the frame with no gaps.<\/p>\n<\/div>\n<\/details>\n \u26a0 Wa\u017cne:<\/strong> Always consult the specific installation manual shipped with your Rapeseed\/Canola Harvester gearbox for model-specific torque values and procedures.<\/p>\n Use this diagnostic reference to identify and resolve common Rapeseed\/Canola Harvester gearbox issues in the field. Most problems can be diagnosed and addressed without removing the gearbox from the canola harvester.<\/p>\n Probable Cause:<\/strong> Stripped gear teeth or broken gear<\/p>\n Recommended Action:<\/strong> Check the overload protection device first \u2014 this is the most likely cause if the gearbox was recently subjected to a sudden overload. Replace the shear bolt or reset the slip clutch per the manual. If overload protection is intact, the gearbox has internal damage and requires professional service.<\/p>\n<\/div>\n<\/details>\n Probable Cause:<\/strong> Operating beyond rated horsepower or duty cycle<\/p>\n Recommended Action:<\/strong> Check oil level and grade against the specification. Clean all debris from the housing exterior \u2014 especially the cooling fins. If the canola harvester is being operated at or above the gearbox’s rated power, reduce forward speed or PTO load. Consider upgrading to synthetic gear oil for improved thermal performance.<\/p>\n<\/div>\n<\/details>\n Probable Cause:<\/strong> Loose internal components or retaining hardware<\/p>\n Recommended Action:<\/strong> A clunking sound specifically on PTO engagement (but not during operation) usually indicates driveline lash \u2014 check driveline telescoping tube for wear. If the clunk occurs during operation, it may indicate excessive gear backlash from internal wear. Have the gearbox inspected if the sound is progressive.<\/p>\n<\/div>\n<\/details>\n Probable Cause:<\/strong> Rust or debris on the input shaft splines<\/p>\n Recommended Action:<\/strong> Clean the input shaft splines with a wire brush and apply a light coat of anti-seize. Slowly rotate the PTO shaft while pushing to align the splines. If the splines will not engage, verify the spline count matches your PTO standard \u2014 6-spline for 540 RPM, 21-spline for 1000 RPM.<\/p>\n<\/div>\n<\/details>\n Probable Cause:<\/strong> Insufficient lubricant or incorrect oil grade<\/p>\n Recommended Action:<\/strong> Drain and inspect oil for metal particles. Refill with correct grade. If noise persists after oil change, bearing or gear inspection is required. Contact support for rebuild guidance.<\/p>\n<\/div>\n<\/details>\n\n\n
\n \nSpecification<\/th>\n Rated Value<\/th>\n Customization<\/th>\n<\/tr>\n<\/thead>\n \n Noise at 1m Distance<\/td>\n \u2264 72 dB(A)<\/strong><\/td>\n Low-noise profiles optional<\/td>\n<\/tr>\n \n Drain Plug Type<\/td>\n Sight glass + drain combo<\/strong><\/td>\n Sampling port option<\/td>\n<\/tr>\n \n Backlash<\/td>\n \u2264 12 arc-minutes<\/strong><\/td>\n Reduced backlash option<\/td>\n<\/tr>\n \n Output Speed Range<\/td>\n 302 \u2013 1961 RPM<\/strong><\/td>\n Depends on selected ratio<\/td>\n<\/tr>\n \n Mounting Configuration<\/td>\n 4-bolt rectangular<\/strong><\/td>\n Custom mounting plates available<\/td>\n<\/tr>\n \n Quality Certification<\/td>\n ISO 9001:2015<\/strong><\/td>\n Audit reports available<\/td>\n<\/tr>\n \n Materia\u0142 obudowy<\/td>\n Spheroidal Graphite Iron<\/strong><\/td>\n Ulepszenia materia\u0142\u00f3w opcjonalne<\/td>\n<\/tr>\n \n Maximum Input Torque<\/td>\n 500 Nm<\/strong><\/td>\n With overload protection<\/td>\n<\/tr>\n \n Zakres temperatur otoczenia<\/td>\n -35\u00b0C to +95\u00b0C<\/strong><\/td>\n Warianty arktyczne \/ tropikalne<\/td>\n<\/tr>\n \n Output Shaft Diameter<\/td>\n 25 mm<\/strong><\/td>\n Match to implement coupling<\/td>\n<\/tr>\n \n Liczba stopni przek\u0142adni<\/td>\n 1<\/strong><\/td>\n Wielostopniowy dla wysokich wsp\u00f3\u0142czynnik\u00f3w<\/td>\n<\/tr>\n \n Pojemno\u015b\u0107 oleju<\/td>\n 0.8 litres<\/strong><\/td>\n Dost\u0119pny zbiornik o du\u017cych rozmiarach<\/td>\n<\/tr>\n \n Typ wa\u0142u wyj\u015bciowego<\/td>\n Splined shaft<\/strong><\/td>\n Niestandardowe konfiguracje wyj\u015bciowe<\/td>\n<\/tr>\n \n Typ przek\u0142adni g\u0142\u00f3wnej<\/td>\n Straight Bevel Gears<\/strong><\/td>\n Niestandardowe profile z\u0119b\u00f3w na \u017cyczenie<\/td>\n<\/tr>\n \n Input Shaft Diameter<\/td>\n 45 mm<\/strong><\/td>\n Custom diameters<\/td>\n<\/tr>\n \n \u0141o\u017cyska pierwotne<\/td>\n Needle Roller Bearings<\/strong><\/td>\n Ulepszenia \u0142o\u017cysk premium<\/td>\n<\/tr>\n \n Efficiency at Rated Load<\/td>\n 95%<\/strong><\/td>\n Measured on dynamometer<\/td>\n<\/tr>\n \n Modu\u0142 \/ Podzia\u0142ka \u015brednicowa<\/td>\n M3.5<\/strong><\/td>\n Dost\u0119pne s\u0105 modu\u0142y drobniejsze\/grubsze<\/td>\n<\/tr>\n \n Wielowypust wa\u0142u wej\u015bciowego<\/td>\n 6-rowkowy (1-3\/8\u2033) \/ 21-rowkowy (1-3\/4\u2033)<\/strong><\/td>\n 20-rowkowe, 8-rowkowe na \u017cyczenie<\/td>\n<\/tr>\n \n Bearing Design Life (L10)<\/td>\n 4000 hours minimum<\/strong><\/td>\n Extended-life configurations<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n 🏆 Performance Advantages \u2014 Why Our Rapeseed\/Canola Harvester Gearbox Leads the Field<\/h2>\n
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\n \nFeature<\/th>\n Budget \/ Import Gearbox<\/th>\n Our Premium Rapeseed\/Canola Harvester Gearbox<\/th>\n<\/tr>\n<\/thead>\n \n Wydajno\u015b\u0107 operacyjna<\/strong><\/td>\n 80-88% \u2014 varies wildly between units<\/td>\n 95-97% \u2014 independently verified on calibrated dynamometer<\/td>\n<\/tr>\n \n Surface Protection<\/strong><\/td>\n Single-coat spray paint, peels after one season<\/td>\n Hot-dip galvanized option for extreme environments<\/td>\n<\/tr>\n \n Specyfikacja \u0142o\u017cyska<\/strong><\/td>\n Standard open bearings, no pre-load<\/td>\n Dwurz\u0119dowe rolki sto\u017ckowe, opcja smarowania uszczelnionego na ca\u0142y okres u\u017cytkowania<\/td>\n<\/tr>\n \n Cz\u0119\u015bci zapasowe<\/strong><\/td>\n No individual parts \u2014 must buy complete gearbox<\/td>\n Complete rebuild kits off-the-shelf<\/td>\n<\/tr>\n \n Noise & Vibration<\/strong><\/td>\n Significant tonal noise from poor gear mesh<\/td>\n Balanced rotating assembly, vibration below 2.5 mm\/s RMS<\/td>\n<\/tr>\n \n Warranty & Support<\/strong><\/td>\n No warranty \u2014 buy at own risk<\/td>\n Full 2-year warranty + engineer hotline + install support<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n ![\"Rapeseed\/Canola](\"https:\/\/mowergearbox.top\/wp-content\/uploads\/2026\/03\/harvester-application.webp\")
<\/p>\n⚙ From PTO to Header Drive \u2014 Rapeseed\/Canola Harvester Gearbox Anatomy<\/h2>\n
🔁 Cross-Compatibility Data for Rapeseed\/Canola Harvester Gearbox<\/h2>\n
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\n \nOEM<\/th>\n Modele odniesione krzy\u017cowo<\/th>\n Zweryfikowano<\/th>\n<\/tr>\n<\/thead>\n \n AGCO<\/strong><\/td>\n G2.8, Series 192, Type 11J<\/td>\n ✅<\/td>\n<\/tr>\n \n TYM<\/strong><\/td>\n 494Z, Series 880, G7.7<\/td>\n ✅<\/td>\n<\/tr>\n \n Mahindra<\/strong><\/td>\n G2.6, Mk-II, J-549<\/td>\n ✅<\/td>\n<\/tr>\n \n Caterpillar<\/strong><\/td>\n Type 87H, Model 1597, Mk-I<\/td>\n ✅<\/td>\n<\/tr>\n \n Kverneland<\/strong><\/td>\n G-355, Mk-I, Series 266<\/td>\n ✅<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n Service Components<\/h3>\n
View Parts List<\/summary>\n
🎯 Rapeseed\/Canola Harvester Gearbox Sizing Guide \u2014 Get the Right Fit First Time<\/h2>\n
Step 1: Required header drive Speed<\/summary>\n
Step 2: Working Hours per Season<\/summary>\n
Step 3: Existing Gearbox Identification<\/summary>\n
Step 4: Torque Demand<\/summary>\n
Step 5: Power Requirement<\/summary>\n
Step 6: Output Shaft Type<\/summary>\n
Step 7: Operating Environment<\/summary>\n
![\"Kolekcja](\"http:\/\/mowergearbox.top\/wp-content\/uploads\/2026\/03\/agricultural-gearbox-1.webp\")
<\/p>\n🔧 Technician’s Installation Manual \u2014 Rapeseed\/Canola Harvester Gearbox<\/h2>\n
Step 1: Connect Output to header drive<\/summary>\n
Step 2: Post-Installation Checks (10-Hour Service)<\/summary>\n
Step 3: Connect PTO Driveline<\/summary>\n
Step 4: Prepare the Mounting Surface<\/summary>\n
Step 5: Drain & Document Old Gearbox<\/summary>\n
Step 6: Fill With Lubricant<\/summary>\n
Step 7: Safety Preparation<\/summary>\n
Step 8: Position & Secure New Gearbox<\/summary>\n
⚠ Fault Diagnosis Guide \u2014 Rapeseed\/Canola Harvester Gearbox<\/h2>\n
\u26a0 Wa\u0142 wyj\u015bciowy przestaje si\u0119 obraca\u0107, podczas gdy wa\u0142 wej\u015bciowy si\u0119 obraca<\/summary>\n
\u26a0 Skrzynia bieg\u00f3w pracuje nadmiernie<\/summary>\n
\u26a0 Skrzynia bieg\u00f3w wydaje metaliczny d\u017awi\u0119k stukania podczas w\u0142\u0105czania WOM<\/summary>\n
\u26a0 Trudno\u015bci z po\u0142\u0105czeniem uk\u0142adu nap\u0119dowego WOM ze skrzyni\u0105 bieg\u00f3w<\/summary>\n
⚠ Abnormal Grinding or Whining Noise<\/summary>\n