Parts for LDE7400ADW — Whirlpool Dryer
We found 10 parts confirmed to fit the Whirlpool Dryer LDE7400ADW.
Same parts list as LDE7400ACW (Whirlpool Dryer). LDE7400ADW shares an identical confirmed parts list with LDE7400ACW (Whirlpool 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 LDE7400ADW.
Compatibility table
| Part # | Part | Also fits | Reference price |
|---|---|---|---|
| WP307250 | Dryer Multi-Temperature Gas Thermostat | 30 models | $63.64 |
| 306604 | Cut-off, The | 223 models | — |
| 311423 | Screw, #10-3 | 266 models | — |
| 303396 | Dryer High-Limit Thermostat | 644 models | — |
| 312959 | Dryer Drum Belt | 680 models | — |
| 312527 | Idler Washer | 703 models | — |
| 303705 | Idler Pulley | 725 models | — |
| 303836 | Impeller | 760 models | — |
| 312958 | Lock Ring, I | 1,000 models | — |
| 303373 | Roller W/bea | 1,103 models | — |
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.
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 LDE7400ADW: WP307250 (Dryer Multi-Temperature Gas Thermostat), 303396 (Dryer High-Limit Thermostat).
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 LDE7400ADW: 306604 (Cut-off, The), 303836 (Impeller), 312958 (Lock Ring, I).
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 LDE7400ADW: 311423 (Screw, #10-3).
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 LDE7400ADW: 312959 (Dryer Drum Belt), 312527 (Idler Washer), 303705 (Idler Pulley), 303373 (Roller W/bea).
Before you buy
Match LDE7400ADW 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.
Neighbouring Whirlpool Dryer models
These model numbers sort next to this one in the catalog and are usually the same product family.
Still not sure?
Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.