{"product_id":"universal-mod-1-pinion-gear-21t-8mm-bore-hardened","title":"Universal Mod 1 Pinion Gear 21T 8mm Bore Hardened Steel Motor Rack Spur Gear for RC Car Truck Buggy Upgrade with Step for Smooth High Torque Gear Drive and Beefed Up Performance","description":"\u003cdiv\u003e1x Mod 1 Pinion Gear 21T 8mm Bore for RC Cars\u003cbr\u003e\n✔️ 21T Mod1 pinion with 8mm bore, high-frequency hardened steel \u003cp\u003eThis Mod 1 pinion gear is a 21-tooth, 8mm bore pinion made from 45# carbon steel. It's designed to pair with Mod 1 spur gears on RC cars, trucks, and buggies for upgraded, high-torque drive and smoother performance.\u003c\/p\u003e \u003cp\u003e✅ Teeth: 21T \u003cbr\u003e✅ Pitch: 3.14mm \u003cbr\u003e✅ Bore: 8mm; Outer diameter: 23mm \u003cbr\u003e✅ Thickness: 18mm; Gear step: 17mm x 8mm \u003cbr\u003e✅ Material: 45# steel \u003cbr\u003e✅ Surface treatment: High-frequency quenching \u003cbr\u003e✅ Includes grub screws for secure mounting \u003cbr\u003e✅ Fits Mod 1 spur gear with the same pitch \u003cbr\u003e✅ Package contents: 1 pinion gear, 2 grub screws \u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a pinion gear used for in RC vehicles and how does an 8mm bore Mod 1 pinion help?\u003c\/p\u003e\nThis handy drive gear turns motor torque into wheel motion by meshing with a compatible spur gear, allowing you to tune drive ratios and torque delivery for different RC setups.\n- It is a basic drivetrain component that connects the motor shaft to the spur gear\n- Uses Mod 1 pitch and 8mm bore to match common RC spur gears\n- Helps control acceleration, torque, and speed in RC cars, trucks, and buggies\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48233825665259,"sku":"VXB0B9L37RYT","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61OlCGm7SHL.jpg?v=1778332589","url":"https:\/\/vxb.com\/products\/universal-mod-1-pinion-gear-21t-8mm-bore-hardened","provider":"VXB Bearings","version":"1.0","type":"link"}