{"product_id":"bevel-gear-set-08-3-mod-13-160-teeth-90-degree-45-steel","title":"0.8 - 3 Mod Bevel Gear 13-160 Teeth Transmission Gears Bevel Teeth 90° 45# Steel","description":"\u003cdiv class=\"hdiy-desc\"\u003e\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003eBevel Gear Pairs — Precision 90° Mesh for Reliable Angle-Drive Transmission\u003c\/h2\u003e\n\u003cp\u003eWhen your drivetrain needs to change direction without losing torque, a mismatched or imprecise bevel gear set becomes the weakest link in your build. Whether you're a robotics engineer, automation hobbyist, or mechanical DIYer, these bevel gear pairs deliver consistent 90° power transmission across a wide range of gear ratios — from compact 1:3 reductions all the way to 1:8 — so you can dial in exactly the speed and torque your project demands.\u003c\/p\u003e\n\u003cp\u003eEach set consists of a matched pinion and ring gear pair machined from 45# medium-carbon steel, known for its balanced hardness and toughness. Tooth profiles follow standard metric module (Mod) specifications ranging from 0.8 to 3, with tooth counts spanning 13T to 160T. Gear outer diameters vary by module and tooth count — consult the variant selector for exact dimensions in your chosen configuration.\u003c\/p\u003e\n\u003cp\u003eThese bevel gear pairs are well-suited for right-angle gearbox assemblies in CNC router axis drives, RC vehicle differentials, and custom speed-reduction stages in maker projects requiring a compact 90° angle drive gear set with a precise gear ratio for torque multiplication.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-compat\"\u003e\n\u003cspan class=\"hdiy-compat-icon\"\u003e⚙️\u003c\/span\u003e \u003cstrong\u003eCompatibility:\u003c\/strong\u003e Standard metric module (Mod 0.8 \/ 1 \/ 1.25 \/ 1.5 \/ 1.75 \/ 2 \/ 2.25 \/ 2.5 \/ 3). Mating pinion and ring gear are sold as a matched pair. Bore diameter is not pre-machined — finish bore to your shaft size. Confirm module and tooth count before ordering.\u003c\/div\u003e\n\u003ch2\u003e✅ Key Features of These Bevel Gear Pairs\u003c\/h2\u003e\n\u003cdiv class=\"hdiy-features\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"hdiy-icon\"\u003e🔩\u003c\/div\u003e\n\u003cstrong\u003e45# Medium-Carbon Steel Construction\u003c\/strong\u003e\n\u003cp\u003eMachined from 45# steel for a reliable balance of surface hardness and core toughness, resisting tooth deformation under sustained load in angle-drive applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"hdiy-icon\"\u003e📐\u003c\/div\u003e\n\u003cstrong\u003eTrue 90° Mesh Angle\u003c\/strong\u003e\n\u003cp\u003eGear pairs are manufactured to a precise 90° shaft angle, enabling clean right-angle power transfer without shimming or angular correction in your gearbox housing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"hdiy-icon\"\u003e⚖️\u003c\/div\u003e\n\u003cstrong\u003eWide Ratio Selection — 1:3 to 1:8\u003c\/strong\u003e\n\u003cp\u003eChoose from gear ratios including 1:3, 1:4, 1:5, 1:6, 1:7, and 1:8 to match your torque multiplication and output speed requirements without custom machining.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"hdiy-icon\"\u003e🔢\u003c\/div\u003e\n\u003cstrong\u003eBroad Module Range (Mod 0.8 – 3)\u003c\/strong\u003e\n\u003cp\u003eNine module sizes from 0.8 to 3 cover everything from fine-pitch miniature mechanisms to heavier-duty industrial-style drives, all within standard metric tooth profiles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"hdiy-icon\"\u003e🎯\u003c\/div\u003e\n\u003cstrong\u003eMatched Pinion + Ring Gear Sold as a Pair\u003c\/strong\u003e\n\u003cp\u003eEvery order ships as a pre-matched set — pinion and ring gear lapped to the same module and ratio — eliminating the guesswork of sourcing compatible mating gears separately.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"hdiy-icon\"\u003e🛠️\u003c\/div\u003e\n\u003cstrong\u003eUnfinished Bore for Custom Shaft Fitting\u003c\/strong\u003e\n\u003cp\u003eBores are left unfinished so you can machine or ream to your exact shaft diameter, keyway, or set-screw spec — giving you full control over the final fit in your assembly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003e📐 Technical Specifications — Bevel Gear Pairs\u003c\/h2\u003e\n\u003cdiv class=\"hdiy-table-wrap\"\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eStraight Bevel Gear Pair (Pinion + Ring Gear)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003e45# Medium-Carbon Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMesh Angle\u003c\/th\u003e\n\u003ctd\u003e90°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModule (Mod)\u003c\/th\u003e\n\u003ctd\u003e0.8 \/ 1 \/ 1.25 \/ 1.5 \/ 1.75 \/ 2 \/ 2.25 \/ 2.5 \/ 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth Count (Pinion + Ring)\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGear Ratio\u003c\/th\u003e\n\u003ctd\u003e1:3 \/ 1:4 \/ 1:5 \/ 1:6 \/ 1:7 \/ 1:8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOuter Diameter\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBore Diameter\u003c\/th\u003e\n\u003ctd\u003eUnfinished — machine to shaft size\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTooth Profile\u003c\/th\u003e\n\u003ctd\u003eStandard Metric Module (straight bevel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSurface Finish\u003c\/th\u003e\n\u003ctd\u003eNatural steel (uncoated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity per Order\u003c\/th\u003e\n\u003ctd\u003e1 Pair (1 pinion + 1 ring gear)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-faq\"\u003e\n\u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the right module size for my project?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eModule (Mod) determines tooth size and load capacity. Smaller modules (0.8–1.25) suit light-duty or compact mechanisms such as instrument drives and small robotics. Larger modules (2–3) handle heavier torque loads in power transmission and automation equipment. Match the module to the torque and space constraints of your application — both the pinion and ring gear must share the same module.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat gear ratio should I select?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThe gear ratio determines how much the output speed is reduced (and torque multiplied) relative to the input. A 1:3 ratio triples the torque while reducing speed to one-third. Higher ratios like 1:6 or 1:8 provide greater torque multiplication at lower output speeds. Select based on your motor's RPM and the output speed or torque your application requires.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre these gears strong enough for continuous-duty use?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThese gears are machined from 45# medium-carbon steel, which provides a solid balance of surface hardness and core toughness for intermittent to moderate continuous-duty applications such as robotics, automation rigs, and DIY gearboxes. For high-cycle industrial applications with heavy shock loads, consider specifying a hardened or alloy steel grade.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo these gears resist corrosion?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThe gears are supplied with a natural steel finish and are not coated or plated. For corrosion resistance in humid or outdoor environments, apply a light machine oil or grease during assembly and re-lubricate periodically. If long-term corrosion resistance is critical, consider applying a zinc-phosphate coating or storing in a dry environment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat bore diameter do these gears have?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThe bore is left unfinished (blank bore) so you can machine or ream it to your exact shaft diameter, add a keyway, or drill and tap for a set screw. This gives you full flexibility to fit the gear to your specific shaft size. If you need a pre-bored option, contact us with your shaft diameter before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I mix pinion and ring gears from different orders?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eEach order ships as a pre-matched pair. Mixing gears from different orders is not recommended unless both share the identical module, tooth count, and pressure angle — even small manufacturing tolerances between batches can affect mesh quality and noise. For best results, always use the pinion and ring gear supplied together as a set.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat applications are these bevel gear pairs suitable for?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eThese gear pairs are commonly used in right-angle gearbox assemblies, CNC axis drives, RC vehicle differentials, conveyor direction-change mechanisms, custom speed reducers, and maker\/robotics projects requiring a compact 90° angle drive. They are not intended for high-speed spindle applications or environments with continuous exposure to liquids.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-cta\"\u003e🛒 Select your Modulus, Number of Teeth (gear ratio), and Amount above, then add to cart.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"HomeDIYer","offers":[{"title":"1 Modulus \/ 18T + 54T（1:3） \/ 1 Pair","offer_id":52439292674322,"sku":"GYJLTHXCDZH0369x1","price":19.43,"currency_code":"USD","in_stock":true},{"title":"1.5 Modulus \/ 15T + 45T（1:3） \/ 1 Pair","offer_id":52439292707090,"sku":"GYJLTHXCDZH0370x1","price":31.7,"currency_code":"USD","in_stock":true},{"title":"2 Modulus \/ 15T + 45T（1:3） \/ 1 Pair","offer_id":52439292739858,"sku":"GYJLTHXCDZH0371x1","price":47.45,"currency_code":"USD","in_stock":true},{"title":"2 Modulus \/ 16T + 48T（1:3） \/ 1 Pair","offer_id":52439292772626,"sku":"GYJLTHXCDZH0372x1","price":54.13,"currency_code":"USD","in_stock":true},{"title":"2 Modulus \/ 18T + 54T（1:3） \/ 1 Pair","offer_id":52439292805394,"sku":"GYJLTHXCDZH0373x1","price":74.45,"currency_code":"USD","in_stock":true},{"title":"2 Modulus \/ 20T + 60T（1:3） \/ 1 Pair","offer_id":52439292838162,"sku":"GYJLTHXCDZH0374x1","price":61.81,"currency_code":"USD","in_stock":true},{"title":"2.5 Modulus \/ 15T + 45T（1:3） \/ 1 Pair","offer_id":52439292870930,"sku":"GYJLTHXCDZH0375x1","price":59.7,"currency_code":"USD","in_stock":true},{"title":"3 Modulus \/ 20T + 60T（1:3） \/ 1 Pair","offer_id":52439292903698,"sku":"GYJLTHXCDZH0376x1","price":151.86,"currency_code":"USD","in_stock":true},{"title":"1 Modulus \/ 15T + 60T（1:4） \/ 1 Pair","offer_id":52439292936466,"sku":"GYJLTHXCDZH0377x1","price":21.95,"currency_code":"USD","in_stock":true},{"title":"1.5 Modulus \/ 15T + 60T（1:4） \/ 1 Pair","offer_id":52439292969234,"sku":"GYJLTHXCDZH0378x1","price":41.26,"currency_code":"USD","in_stock":true},{"title":"2 Modulus \/ 15T + 60T（1:4） \/ 1 Pair","offer_id":52439293002002,"sku":"GYJLTHXCDZH0379x1","price":57.41,"currency_code":"USD","in_stock":true},{"title":"2.5 Modulus \/ 15T + 60T（1:4） \/ 1 Pair","offer_id":52439293034770,"sku":"GYJLTHXCDZH0380x1","price":85.11,"currency_code":"USD","in_stock":true},{"title":"3 Modulus \/ 15T + 60T（1:4） \/ 1 Pair","offer_id":52439293067538,"sku":"GYJLTHXCDZH0381x1","price":138.72,"currency_code":"USD","in_stock":true},{"title":"1 Modulus \/ 15T + 75T（1:5） \/ 1 Pair","offer_id":52439293100306,"sku":"GYJLTHXCDZH0382x1","price":39.7,"currency_code":"USD","in_stock":true},{"title":"1.5 Modulus \/ 15T + 75T（1:5） \/ 1 Pair","offer_id":52439293133074,"sku":"GYJLTHXCDZH0383x1","price":43.13,"currency_code":"USD","in_stock":true},{"title":"2 Modulus \/ 15T + 75T（1:5） \/ 1 Pair","offer_id":52439293165842,"sku":"GYJLTHXCDZH0384x1","price":77.89,"currency_code":"USD","in_stock":true},{"title":"0.8 Modulus \/ 20T + 120T（1:6） \/ 1 Pair","offer_id":52439293198610,"sku":"GYJLTHXCDZH0385x1","price":34.08,"currency_code":"USD","in_stock":true},{"title":"1.25 Modulus \/ 15T + 90T（1:6） \/ 1 Pair","offer_id":52439293231378,"sku":"GYJLTHXCDZH0386x1","price":33.89,"currency_code":"USD","in_stock":true},{"title":"1.75 Modulus \/ 15T + 90T（1:6） \/ 1 Pair","offer_id":52439293264146,"sku":"GYJLTHXCDZH0387x1","price":81.57,"currency_code":"USD","in_stock":true},{"title":"2.25 Modulus \/ 13T + 78T（1:6） \/ 1 Pair","offer_id":52439293296914,"sku":"GYJLTHXCDZH0388x1","price":97.34,"currency_code":"USD","in_stock":true},{"title":"0.8 Modulus \/ 20T + 140T（1:7） \/ 1 Pair","offer_id":52439293329682,"sku":"GYJLTHXCDZH0389x1","price":40.15,"currency_code":"USD","in_stock":true},{"title":"1.25 Modulus \/ 15T + 105T（1:7） \/ 1 Pair","offer_id":52439293362450,"sku":"GYJLTHXCDZH0390x1","price":41.43,"currency_code":"USD","in_stock":true},{"title":"1.75 Modulus \/ 14T + 98T（1:7） \/ 1 Pair","offer_id":52439293395218,"sku":"GYJLTHXCDZH0391x1","price":87.3,"currency_code":"USD","in_stock":true},{"title":"0.8 Modulus \/ 20T + 160T（1:8） \/ 1 Pair","offer_id":52439293427986,"sku":"GYJLTHXCDZH0392x1","price":43.28,"currency_code":"USD","in_stock":true},{"title":"1.25 Modulus \/ 15T + 120T（1:8） \/ 1 Pair","offer_id":52439293460754,"sku":"GYJLTHXCDZH0393x1","price":49.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/67520db2-32bf-4e9a-b469-93e3ba82d621.jpg?v=1782961104","url":"https:\/\/homediyer.com\/products\/bevel-gear-set-08-3-mod-13-160-teeth-90-degree-45-steel","provider":"HomeDIYer","version":"1.0","type":"link"}