Bondtech LGX Gear Primary and Secondary Drive Gears
The Bondtech LGX Gear Primary Double Gear & Secondary Drive Gear Set is the complete original replacement solution for restoring or upgrading the extrusion performance of your Bondtech LGX extruder.
- Bondtech LGX Gear Primary and Secondary Drive Gears are original replacement parts to restore or upgrade Bondtech LGX and LGX Lite extruders.
- Precision CNC-machined hardened steel gears deliver strong filament grip, reliable torque transfer, and smooth dual-drive extrusion.
- Helps fix issues like grinding, slipping, and inconsistent flow—especially in long prints and high-flow setups.
- Suitable for common and advanced filaments, including PLA, PETG, ABS, TPU, and composite materials.
Specifications – Primary Double Gear
- Gear type: Primary dual-drive gear
- Material: Hardened steel (CNC-machined)
- Function: main filament drive force
- Compatibility: Bondtech LGX / LGX Lite
- Filament support: 1.75 mm
- Teeth profile: high-precision dual tooth geometry
- Wear resistance: heat-treated hardened surface
- Use case: high-flow printing, flexible materials, engineering filaments
Specifications – Secondary Drive Gear
- Gear type: Secondary counter-rotation drive gear
- Material: Hardened steel (CNC-machined)
- Function: synchronized dual-drive operation with primary gear
- Compatibility: Bondtech LGX / LGX Lite
- Filament support: 1.75 mm
- Surface treatment: corrosion & wear-resistant coating
- Use case: smooth feeding, improved grip, consistent extrusion
Key Features
- Original Bondtech dual-drive gear set
- Perfect synchronization between primary & secondary gears
- Strong filament grip to reduce slipping and under-extrusion
- Helps prevent grinding, slipping, and extrusion loss
- Extremely durable hardened steel construction
- Ideal for maintenance, upgrades, and extruder rebuilds
- Improves extrusion consistency for PLA, PETG, ABS, TPU, and composites
- Restores factory-grade LGX extruder performance
Applications
- Bondtech LGX extruder repair and rebuilds
- Filament grip restoration and reliability upgrades
- High-flow and high-temperature printing setups
- Reliable flexible filament feeding
- Professional and industrial 3D printing
- LGX tuning and extrusion performance optimization
Package Includes
- 1 × Bondtech LGX Primary Double Gear
- 1 × Bondtech LGX Secondary Drive Gear





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