KitchenAid Stand Mixer Worm Pinion Gear Assembly, AP3177688, PS734273, 240309-2

⚙️ KitchenAid Stand Mixer Worm Gear Assembly | OEM #240309-2 | Heavy-Duty Replacement

Restore smooth and reliable mixing performance with this brand-new worm gear assembly, part number 240309-2. This complete gear housing is designed for select KitchenAid stand mixers and includes the metal drive components that transfer motor power to the planetary mixing head. Note: For fiber worm gear only, use part number W10112253.

⚙️ Product Features:

• Complete worm gear assembly for planetary drive system
• OEM-grade metal gear housing and drive components
• Precision-machined for smooth gear engagement
• Compatible with tilt-head and bowl-lift mixers
• Condition: Brand New – Genuine OEM Replacement

Replaces Part Numbers:

• 240309-2
• AP3177688
• 4162100
• 4162101
• 4169907
• 4169941
• 4170007
• 4176130
• 949544
• AH734273
• EA734273
• PS734273

✅ Compatible KitchenAid Mixer Models:

4K5SSOB0 , 4K5SSWH1 , 4KSM105GBCBU0 , 4KSM105GBCER0 , 4KSM105GBCMC0 , 4KSM150PSAC0 , 4KSM150PSBU0 , 4KSM150PSBW0 , 4KSM150PSER0 , 4KSM150PSGN0 , 4KSM150PSGR0 , 4KSM150PSLV0 , 4KSM150PSMC0 , 4KSM150PSMY0 , 4KSM150PSOB0 , 4KSM150PSPK0 , 4KSM150PSPT0 , 4KSM150PSTG0 , 4KSM150PSWH0 , 5K45SSCWH0 , 5K45SSSDWH4 , 5K5SSCWH0 , 5KPM50BGR4 , 5KPM50BWH4 , 5KPM5ABU0 , 5KPM5AER0 , 5KPM5AWH0 , 5KPM5BER4 , 5KPM5BWH4 , 5KPM5EER4 , 5KPM5EWH4 , 5KSM1500SBMS4 , 5KSM150PSAAC0 , 5KSM150PSABU0 , 5KSM150PSABW0 , 5KSM150PSABY0 , 5KSM150PSACR0 , 5KSM150PSACU0 , 5KSM150PSACV0 , 5KSM150PSAER0 , 5KSM150PSAES0 , 5KSM150PSAGA0 , 5KSM150PSAGC0 , 5KSM150PSAGR0 , 5KSM150PSAIC0 , 5KSM150PSAMC0 , 5KSM150PSAMY0 , 5KSM150PSANK0 , 5KSM150PSAOB0 , 5KSM150PSAPK0 , 5KSM150PSAPM0 , 5KSM150PSAPT0 , 5KSM150PSATG0 , 5KSM150PSAWH0 , 5KSM150PSAYP0 , 5KSM150PSBAC4 , 5KSM150PSBAP4 , 5KSM150PSBBK4 , 5KSM150PSBBL4 , 5KSM150PSBBU4 , 5KSM150PSBBW4 , 5KSM150PSBBY4 , 5KSM150PSBBZ4 , 5KSM150PSBCA4 , 5KSM150PSBCB4 , 5KSM150PSBCD4 , 5KSM150PSBCL4 , 5KSM150PSBCP4 , 5KSM150PSBCS4 , 5KSM150PSBCV4 , 5KSM150PSBEB4 , 5KSM150PSBER4 , 5KSM150PSBES4 , 5KSM150PSBGA4 , 5KSM150PSBGP4 , 5KSM150PSBGR4 , 5KSM150PSBIC4 , 5KSM150PSBLT4 , 5KSM150PSBLV4 , 5KSM150PSBMC4 , 5KSM150PSBMS4 , 5KSM150PSBMY4 , 5KSM150PSBNK4 , 5KSM150PSBOB4 , 5KSM150PSBPE4 , 5KSM150PSBPK4 , 5KSM150PSBPM4 , 5KSM150PSBPT4 , 5KSM150PSBRI4 , 5KSM150PSBTG4 , 5KSM150PSBWH4 , 5KSM150PSBYP4 , 5KSM150PSCAC0 , 5KSM150PSCBU0 , 5KSM150PSCCA0 , 5KSM150PSCER0 , 5KSM150PSCGR0 , 5KSM150PSCMC0 , 5KSM150PSCNK0 , 5KSM150PSCOB0 , 5KSM150PSCPK0 , 5KSM150PSCWH0 , 5KSM150PSDCA0 , 5KSM150PSDER0 , 5KSM150PSDOB0 , 5KSM150PSDPK0 , 5KSM150PSDRI0 , 5KSM150PSDSR0 , 5KSM150PSDTG0 , 5KSM150PSDWH0 , 5KSM150PSEAC4 , 5KSM150PSEAP4 , 5KSM150PSEBK4 , 5KSM150PSEBR4 , 5KSM150PSEBU4 , 5KSM150PSEBW4 , 5KSM150PSEBY4 , 5KSM150PSEBZ4 , 5KSM150PSECA4 , 5KSM150PSECB4 , 5KSM150PSECD4 , 5KSM150PSECH4 , 5KSM150PSECL4 , 5KSM150PSECP4 , 5KSM150PSECR4 , 5KSM150PSECS4 , 5KSM150PSECV4 , 5KSM150PSEEB4 , 5KSM150PSEER4 , 5KSM150PSEES4 , 5KSM150PSEGA4 , 5KSM150PSEGC4 , 5KSM150PSEGP4 , 5KSM150PSEGR4 , 5KSM150PSEIC4 , 5KSM150PSELT4 , 5KSM150PSEMC4 , 5KSM150PSEMS4 , 5KSM150PSEMY4 , 5KSM150PSENK4 , 5KSM150PSEOB4 , 5KSM150PSEPE4 , 5KSM150PSEPK4 , 5KSM150PSEPM4 , 5KSM150PSEPT4 , 5KSM150PSERI4 , 5KSM150PSETG4 , 5KSM150PSEWH4 , 5KSM150PSEYP4 , 5KSM150PSGCP0 , 5KSM150PSIAC4 , 5KSM150PSIER4 , 5KSM150PSIGA4 , 5KSM150PSIGC4 , 5KSM150PSIMC4 , 5KSM150PSITG4 , 5KSM150PSIWH4 , 5KSM150PSRER0 , 5KSM150PSROB0 , 5KSM150PSRWH0 , 5KSM150PSSBU4 , 5KSM150PSSER4 , 5KSM150PSSGR4 , 5KSM150PSSMY4 , 5KSM150PSSNK4 , 5KSM150PSSOB4 , 5KSM150PSSPM4 , 5KSM150PSSWH4 , 5KSM150PSZER0 , 5KSM150PSZOB0 , 5KSM156ABZ0 , 5KSM156ACA0 , 5KSM156AEB0 , 5KSM156ALT0 , 5KSM156AMS0 , 5KSM156AQC0 , 5KSM156ARI0 , 5KSM156ASR0 , 5KSM156BBZ4 , 5KSM156BCA4 , 5KSM156BEB4 , 5KSM156BFP4 , 5KSM156EBZ4 , 5KSM156ECA4 , 5KSM156EEB4 , 5KSM156EFP4 , 5KSM156PSACA0 , 5KSM156PSBCA4 , 5KSM156PSECA4 , 5KSM160APSACA0 , 5KSM160APSACS0 , 5KSM160APSCCA0 , 5KSM160APSCCS0 , 5KSM160APSWCA0 , 5KSM160APSWCS0 , 5KSM160PSAAC0 , 5KSM160PSACU0 , 5KSM160PSAER0 , 5KSM160PSAOB0 , 5KSM5EER4 , 5KSM5EMY4 , 7KSM150PSZCU0 , 7KSM150PSZER0 , 7KSM150PSZOB0 , 7KSM155GBZCA0 , 9KSM150PSBU0 , 9KSM150PSER0 , 9KSM150PSGR0 , 9KSM150PSMC0 , 9KSM150PSMY0 , 9KSM150PSOB0 , 9KSM150PSPK0 , 9KSM150PSWH0 , 9KSM160FGBU0 , 9KSM160FGMC0 , 9KSM5CBBK1 , 9KSM95AC0 , 9KSM95GA0 , 9KSM95TG0 , 9KSM95YP0 , K45SSAC-0 , K45SSAL-0 , K45SSDAC-0 , K45SSDAL-0 , K45SSOB0 , K45SSWH-0 , K45SSWH3 , K45WSSWH-0 , K4SSWH0 , KSM100PSDP0 , KSM100PSER0 , KSM100PSMC0 , KSM100PSOB0 , KSM100PSTCB0 , KSM100PSWH0 , KSM100PSWW0 , KSM105GBCBU0 , KSM105GBCER0 , KSM105GBCMC0 , KSM120BLQBU0 , KSM120BLQCB0 , KSM120BLQCL0 , KSM120BLQCU0 , KSM120BLQER0 , KSM120BLQGA0 , KSM120BLQGC0 , KSM120BLQMY0 , KSM120BLQOB0 , KSM120BLQSM0 , KSM120BLQTG0 , KSM120BLQWH0 , KSM120BLQWM0 , KSM120ER0 , KSM120MC0 , KSM120OB0 , KSM120WH0 , KSM150AGBCA0 , KSM150AGBCS0 , KSM150AGBES0 , KSM150AGBFP0 , KSM150AGBRI0 , KSM150APSCS0 , KSM150APSGD0 , KSM150EPAQ0 , KSM150EPBU0 , KSM150EPER0 , KSM150EPGA0 , KSM150EPMC0 , KSM150EPOB0 , KSM150EPTG0 , KSM150EPWW0 , KSM150PSAC0 , KSM150PSAC1 , KSM150PSAP0 , KSM150PSAQ0 , KSM150PSBF0 , KSM150PSBK0 , KSM150PSBL0 , KSM150PSBU0 , KSM150PSBU1 , KSM150PSBW0 , KSM150PSBX0 , KSM150PSBY0 , KSM150PSCB0 , KSM150PSCG0 , KSM150PSCH0 , KSM150PSCL0 , KSM150PSCL1 , KSM150PSCN0 , KSM150PSCO0 , KSM150PSCPK0 , KSM150PSCT0 , KSM150PSCU0 , KSM150PSCV0 , KSM150PSCY0 , KSM150PSER0 , KSM150PSER1 , KSM150PSES0 , KSM150PSFB0 , KSM150PSGA0 , KSM150PSGB0 , KSM150PSGC0 , KSM150PSGG0 , KSM150PSGN0 , KSM150PSGN1 , KSM150PSGP0 , KSM150PSGR0 , KSM150PSGR1 , KSM150PSIC0 , KSM150PSLM0 , KSM150PSLR0 , KSM150PSLV0 , KSM150PSMA0 , KSM150PSMC0 , KSM150PSMG0 , KSM150PSML0 , KSM150PSMN0 , KSM150PSMR0 , KSM150PSMY0 , KSM150PSMY1 , KSM150PSOB0 , KSM150PSOB1 , KSM150PSOR0 , KSM150PSPE0 , KSM150PSPK0 , KSM150PSPL0 , KSM150PSPN0 , KSM150PSPT0 , KSM150PSQG0 , KSM150PSRB0 , KSM150PSSF0 , KSM150PSSM0 , KSM150PSSU0 , KSM150PSSY0 , KSM150PSTD0 , KSM150PSTG0 , KSM150PSVN0 , KSM150PSVT0 , KSM150PSWB0 , KSM150PSWG0 , KSM150PSWH0 , KSM150PSWM0 , KSM150PSYC0 , KSM150PSYP0 , KSM152GBCP0 , KSM153PSAQ0 , KSM153PSBU0 , KSM153PSCB0 , KSM153PSCL0 , KSM153PSER1 , KSM153PSGA0 , KSM153PSGC0 , KSM153PSMC1 , KSM153PSMY0 , KSM153PSOB1 , KSM153PSTG0 , KSM153PSWH1 , KSM154GBQ2AZ0 , KSM154GBQ2BZ0 , KSM154GBQ2CA0 , KSM154GBQ2EB0 , KSM154GBQ2FP0 , KSM154GBQ2GD0 , KSM154GBQ2LT0 , KSM154GBQ2PB0 , KSM154GBQ2PM0 , KSM154GBQ2RI0 , KSM154GBQ2SA0 , KSM154GBQ2SR0 , KSM154GBQ2TF0 , KSM154GBQ2UB0 , KSM154GBQAC0 , KSM154GBQBF0 , KSM154GBQBW0 , KSM154GBQCL0 , KSM154GBQCU0 , KSM154GBQER0 , KSM154GBQES0 , KSM154GBQGA0 , KSM154GBQGC0 , KSM154GBQMY0 , KSM154GBQOB0 , KSM154GBQSM0 , KSM154GBQTG0 , KSM154GBQWH0 , KSM155GBAZ0 , KSM155GBCA0 , KSM155GBCZ0 , KSM155GBEB0 , KSM155GBFP0 , KSM155GBGD0 , KSM155GBPB0 , KSM155GBQC0 , KSM155GBRI0 , KSM155GBSA0 , KSM155GBSR0 , KSM155GBTD0 , KSM155GBTF0 , KSM155GBUB0 , KSM158GBCA0 , KSM160APSCA0 , KSM160APSCS0 , KSM160PSER0 , KSM160PSMC0 , KSM160PSOB0 , KSM160PSWH0 , KSM450BK0 , KSM450ER0 , KSM455PSSM0 , KSM500ER0 , KSM500OB0 , KSM500QAC0 , KSM500QBF0 , KSM500QBW0 , KSM500QER0 , KSM500QGC0 , KSM500QOB0 , KSM500QSM0 , KSM500QWH0 , KSM500SM0 , KSM500WH0 , KSM75ER0 , KSM75SL0 , KSM85PBBU0 , KSM85PBER0 , KSM85PBGA0 , KSM85PBMY0 , KSM85PBOB0 , KSM85PBSM0 , KSM85PSBK0 , KSM85PSSL0 , KSM88PSQ2AQ0 , KSM88PSQ2BL0 , KSM88PSQ2BU0 , KSM88PSQ2CB0 , KSM88PSQ2CL0 , KSM88PSQ2ER0 , KSM88PSQ2GA0 , KSM88PSQ2GC0 , KSM88PSQ2GR0 , KSM88PSQ2MY0 , KSM88PSQ2OB0 , KSM88PSQ2PK0 , KSM88PSQ2PT0 , KSM88PSQ2SL0 , KSM88PSQ2TG0 , KSM88PSQ2WH0 , KSM88PSQAC0 , KSM88PSQBF0 , KSM88PSQBL0 , KSM88PSQBW0 , KSM88PSQCE0 , KSM88PSQER0 , KSM88PSQGC0 , KSM88PSQGR0 , KSM88PSQOB0 , KSM88PSQPT0 , KSM88PSQSM0 , KSM88PSQWH0 , KSM95AC0 , KSM95BU0 , KSM95BY0 , KSM95CU0 , KSM95ER0 , KSM95GA0 , KSM95GR0 , KSM95IC0 , KSM95OB0 , KSM95PWH0 , KSM95SM0 , KSM95TCB0 , KSM95TG0 , KSM95WH0

️ Installation Tips:

• Unplug mixer and remove motor housing cover
• Access gear tower and inspect for wear or stripped teeth
• Remove old assembly and clean out old grease
• Install new gear assembly with fresh food-grade grease
• Reassemble and test planetary rotation before full use

⚠️ Installation Disclaimer:

This gear assembly is intended for use only with compatible KitchenAid stand mixer models listed above. Buyer is responsible for verifying part number and model compatibility before purchase. Installation should be performed by a qualified technician or experienced DIYer. Returns are not accepted on installed or handled items due to contamination and mechanical wear risks.

OEM-grade durability. Smooth mixing. Built for KitchenAid stand mixers under heavy load.