Heavy Duty 1/12 RC Hydraulic Excavator Rotary Motor Pinion And Internal Ring Gear Set, Steel Pinion With 15 Teeth And 8mm Bore, 93 Tooth Ring Gear With 104 mm Outer Diameter, Built To Last And Tough As Nails For Smooth Digging

Heavy Duty RC Excavator Rotary Pinion & Ring Gear Set
✔️ Pinion: 15T, 8mm bore; Ring Gear: 93T, 104mm OD, 13mm thick

This heavy-duty steel pinion and inner ring gear set is designed for RC excavator turntables, delivering smooth rotation and reliable performance under demanding digging tasks. It’s a solid upgrade for hobby-grade models and scale builds that demand precise gear engagement.

✅ Pinion: 15 teeth, 8mm bore for RC rotary motor
✅ Ring gear: 93 teeth, outer diameter 104mm, thickness 13mm
✅ Material: steel for durability and long life
✅ Includes: 1x pinion and 1x inner ring gear set

💡 What is a pinion and inner ring gear set used for in RC excavators? A handy breakdown helps you see why this gear pair matters. - It transfers motor rotation to the turntable for smooth digging - It provides a robust, precise gear engagement to reduce backlash - It’s built from steel for long-lasting operation in demanding builds