Parts for MEX731CFS4 — Dryer
We found 52 parts confirmed to fit the Dryer MEX731CFS4.
Same parts list as FEX831FS4 (Frigidaire Dryer). MEX731CFS4 shares an identical confirmed parts list with FEX831FS4 (Frigidaire Dryer). That page is the canonical version of this parts list — use it if you want the primary reference, or stay here since the list below is exactly the same for MEX731CFS4.
Compatibility table
Prices shown are an informational reference range only, not an offer or an Amazon price — RepairKitHub does not sell parts directly. Each part links to an Amazon search so you can compare current listings yourself.
Common failure areas on this model
The confirmed parts above group into a handful of failure areas. Here is what each points to and how to check it before you order anything.
Controls, timers and wiring
Symptom: A cycle that doesn't advance, an unresponsive display, or the dryer not starting at all.
Check: Look for burn marks or a burnt smell near the board or terminals, and check whether buttons and knobs respond -- a unit that powers on but won't cycle often traces back to this group.
Parts in this group on MEX731CFS4: 134936500 (Laundry Center Timer), 137015000 (Washer Water-Level Pressure Switch), 137061100 (Laundry Center Wire Harness), 131225300 (Dryer Timer), 134101400 (Dryer Terminal Block).
Storage, trim and cosmetic hardware
Symptom: A cracked shelf, broken door bin, worn hinge, or missing trim piece -- cosmetic and storage wear rather than a functional breakdown.
Check: Match the physical dimensions and mounting tabs of the old part before ordering; these pieces are often model-specific even between visually similar models.
Parts in this group on MEX731CFS4: 134091100 (Trim Plate), 5304475309 (Washer Housing), 137551800 (Dryer Blower Housing, Rear), 131789400 (Electrolux Laundry Center Dryer Door Handle (White)), 3204490 (Electrolux Laundry Center Dryer Blower Housing Seal, Front), 3204395 (Sears Canada Laundry Center Washer Agitator Cap), 134222900 (Gibson Dryer Door Hinge), 134886600 (Electrolux Laundry Center Washer Short Suspension Spring), 131373900 (Laundry Center Washer Horizontal Spring), 131724301 (Dryer Drum Bearing Bracket), 131777700 (Dryer Drum Support Shaft), 5303281020 (Dryer Rear Bearing Clip).
General hardware and mounting parts
Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.
Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.
Parts in this group on MEX731CFS4: 131976702 (Pointer-wh), 137110200 (Universal/Multiflex (Frigidaire) Power Cord), 137088620 (Shaft), 134399700 (Laundry Center Dryer Rotary Start Switch), 137576600 (Plug), 131362400 (Washer Push Nut), 134036400 (Felt), 131295200 (Electrolux Laundry Center Dryer Air Duct Seal), 5303212872 (Washer Lid Assembly), 134134700 (Lower Felt), 3204394 (Washer Bleach Dispenser), 131422100 (Leveling Leg Pad), 134242400 (Dryer Motor Clamp), 134418700 (Electrolux Washer Agitator Drive Hub), 134120900 (Dryer Thermal Limiter), 131825900 (Dryer Drum Bearing), 5303281019 (Dryer Grounding Ball).
Door, lid switches and latches
Symptom: The dryer won't run, or stops, unless the door is fully latched shut.
Check: Listen for an audible click when the door closes. No click, or a visibly cracked plastic tab on the latch, points to this part.
Parts in this group on MEX731CFS4: 134936800 (Electrolux Washer Lid Lock), 134813600 (Universal/Multiflex (Frigidaire) Dryer Door Switch).
Water inlet and drainage
Symptom: The unit isn't getting water when it should, or isn't draining or pumping it out when it should.
Check: Check the valve or pump for a clog or jammed object, and confirm the hose isn't kinked, restricted, or routed higher than the unit allows.
Parts in this group on MEX731CFS4: 134890600 (Electrolux Washer Water Inlet Valve), 131494800 (Electrolux Washer Tub-to-Pump Hose), 137221600 (Frigidaire Crosley Washer Drain Pump), 5303309503 (Electrolux Washer Drain Hose Support Clip), 134211701 (Water Inlet Hose).
Drive system (belts, pulleys, motors)
Symptom: A drum or tub that won't turn, a burning-rubber smell, or a loud thump or squeal during a cycle.
Check: With power off, turn the drum or tub by hand -- resistance or grinding points to the motor or a bearing, and a cracked, glazed, or snapped belt is visible once the cabinet is open.
Parts in this group on MEX731CFS4: 134156400 (Washer Drive Motor), 134196602 (Frigidaire Laundry Center Dryer Drive Motor), 131863100 (Dryer Idler Assembly), 5304507499 (Dryer Idler Assembly), 3204425 (Washer Idler Spring).
Venting and airflow
Symptom: A dryer that needs multiple cycles to dry, runs unusually hot, or repeatedly trips its heat-limit switch.
Check: Clear the lint screen and the full vent run to the outside wall -- a restricted vent is the single most common cause of long dry times and repeat thermal-fuse failures.
Parts in this group on MEX731CFS4: 131359600 (Dryer Lint Filter), 131476300 (Electrolux Dryer Blower Wheel).
Heat control (thermostats, fuses, heating element)
Symptom: The dryer runs but produces no heat, or it shuts off partway through the cycle.
Check: With the dryer unplugged, check continuity across the part with a multimeter -- no continuity means it has failed. Clear the lint vent first, since a blocked vent is what usually trips a thermal fuse in the first place.
Parts in this group on MEX731CFS4: 131475320 (Frigidaire Dryer Heating Element Assembly), 131298300 (Sears Canada Dryer Operating Thermostat), 3204267 (Kelvinator Dryer High-Limit Thermostat 3204267).
Door and drum seals
Symptom: A drum seal that's worn through, letting the dryer pull in room air instead of pushing heated air through the load.
Check: Look for the drum seal fraying or missing where it meets the front or rear bulkhead -- worn felt or foam here is visible once the front panel is off.
Parts in this group on MEX731CFS4: 5303937182 (Upper Felt Drum Seal).
Before you buy
Match MEX731CFS4 exactly against the model and serial plate on the appliance itself before ordering anything — a single mismatched character can point to a different production run with different parts. Then check the part number printed or stamped on the part you are replacing against the part numbers in the table above; the printed number is the most reliable way to confirm fitment when a model has gone through multiple production runs. RepairKitHub does not sell parts directly — every part link above routes to an Amazon search for that part number so you can compare current listings and sellers yourself.
How to confirm this is your model
On most dryers, the model and serial plate sits inside the door opening or behind the lint trap. Match every character exactly, including letters and dashes at the end — appliance model numbers often have similar prefixes but different suffixes for different production runs.
Other dryer models
These model numbers sort close to this one in the catalog for the same appliance type. The brand is not confirmed to match, but the model number range is close.
Other models with this exact parts list
Each model below is confirmed to share the identical compatible-parts list with this one.
Still not sure?
Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.