Compatibility tool

Part serial number fitment checker

Check a part number against a machine model and, when Deere publishes a structured serial range, test the serial number against that range.

Verified model fitment found

Verified model fitment found. No structured serial-number restriction is recorded for this fitment.

PartDZ124403 · DEF Inline Filter

MachineJohn Deere 8R 310

ConfigurationCurrent US 8R wheel-tractor service reference; confirm serial/options before ordering.

Fitment noteDEF inline filter; replace every 3000 hours or 3 years.

SourceJohn Deere 8R FT4 170001+ Replacement Parts Guide - filter overview

This tool only confirms rules already stored from cited sources. A missing fitment or missing serial rule is not proof that a part is incompatible. Always verify the complete machine PIN and configuration before ordering.