Description
GENUINE PRUSA NEXTRUDER REPLACEMENT PART
Original Prusa Nextruder PG Assembly + PG Ring Set
Restore the planetary gear components in a compatible Original Prusa Nextruder with this matching PG Assembly and PG Ring replacement set. Both parts are supplied together for a proper replacement.
Replace both parts together
Prusa cautions that the PG Assembly and PG Ring must be replaced as a pair. Replacing just one component may prevent the Nextruder from working properly.
What's Included
Printer Compatibility
Compatible with:
Original Prusa MK3.9, MK3.9S, MK4, MK4S, XL, XL+, CORE One, CORE One+ (original generation), and CORE One L.
Not compatible with:
CORE One+ (Gen 2), CORE One L+, INDX, MK3.5/MK3.5S, MK3S+, MINI/MINI+, and other printer models not listed as compatible by Prusa.
Product Specifications
Installation Guidance
Choose the repair instructions for your specific printer model in the official Prusa Knowledge Base. Check your printer generation before ordering, and install both supplied PG components together.
Compatibility and package contents based on Prusa Research's product listing. Manufacturer reference numbers are not necessarily orderable distributor SKUs.