https://businessindustrialspline.org Sun, 19 Apr 2026 23:59:57 +0000 en-CA hourly 1 https://wordpress.org/?v=4.1.1 https://businessindustrialspline.org/gearbox-401-0007-ratio-1147-1-38-smooth-12-shear-pin-input-12-spline/ https://businessindustrialspline.org/gearbox-401-0007-ratio-1147-1-38-smooth-12-shear-pin-input-12-spline/#comments Mon, 08 Dec 2025 16:42:43 +0000 https://businessindustrialspline.org/gearbox-401-0007-ratio-1147-1-38-smooth-12-shear-pin-input-12-spline/













1:1.47 SU(speed up) ratio drop-in replacement gearbox. Please Look at all pictures. One (1) Brand New Gearbox 1:1.47 SU (speed up) ratio for rotary cutter. 1-3/8″ diameter smooth input shaft with ½” shear bolt hole. The output shaft has 12 tapered splines 1.57 diameter. 4 bolt mounting pattern is 6-3/4″ diagonally center to center hole or 4-3/4″ or more precisely 4.773 from center to the center of adjacent holes. Note: Your Actual Gearbox may have a round housing or square housing, but this drop-in replacement gearbox should still fit if all the other measurements are the same. Rated 40 HP at 540 RPM. Input shaft smooth 1-3/8″ diameter with ½” shear bolt hole. 1: 1.47 ratio SU (speed up). Output shaft 12 tapered splines. 1.57 inches (39.878 mm) diameter. 4 Bolt mounting pattern is 6-3/4 diagonally center to the center hole. 4-3/4″ or more precisely 4.773″ from center to the center of adjacent holes. Standard rotation (clockwise in/ counterclockwise out). Includes castle nut, cotter pin, and breather vent. Includes input shaft retaining ring. This gearbox may fit the following part number. BMB – 1080, 10300. RHINO – 0711050100, 71105. OMNI – 250123, 250001. SE BIG OX – 1970. Please message or call if additional information is needed before purchasing. Your complete satisfaction is important to us. All parts are guaranteed to meet with your approval! The use of their part numbers and or drawings are only used to aid AgriQualityPartsSupply customers in finding the correct replacement part.

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Ratio 1:1:47 1 3/8″ Smooth 1/2″ Shear Pin Input 12 Spline Output BMB – 1080, 10300 HARDEE – C1378 MOHAWK – 14-500 RHINO – 0711050100, 71105 OMNI – 250123, 250001, SE BIG OX – 1970 SIDEWINDER – 26272. You work hard year-round under various conditions and need equipment that can do the same! Having a quality gearbox on your rotary cutter guarantees smooth operation and increased performance. It is our mission to provide you with the durable gearbox needed to optimize your work hours! Each gearbox features high speed ball bearing units, along with heat-treated gears and shafts to ensure long life. The specifications on our gearboxes are made to match industry standards. Also, each gearbox includes blade carrier mounting nut. This item is in the category “Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Parts & Accessories\Gearboxes”. The seller is “ranchersupply” and is located in this country: US. This item can be shipped to United States.

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