FitCheckrCompatibility verdict
Does W11091617 fit KSB4027?
Model: KSB4027
Part: W11091617
Fit summary
Blender and food processor parts depend on jar diameter, drive socket, lid lock, and blade attachment style. Match KSB4027 against W11091617 on the model label, old part, or manual before ordering.
W11091617 compatibility details for KitchenAid KSB4027
Compatibility verdict
This replacement is marked as a likely fit.
Compatible model
KitchenAid KSB4027 · KitchenAid K400 KSB4027 Blender
OEM status and part number
W11091617 is marked as OEM in the replacement data.
Replacement interval
Replace when seal fails
Source confidence explanation
FitCheckr shows this compatibility check with a 82% confidence score based on 4 source signals. Higher confidence means more consistent source evidence, not lab testing.
K400 lids are not universal across KitchenAid blender jars.
- Marketplace title says universal fit but does not mention KSB4027.
- The old part number on your device does not match W11091617 or its known family.
- The listing photo looks close, but the latch, seal, bag type, or frame shape differs.
Does W11091617 fit KitchenAid KSB4027?
This replacement is marked as a likely fit.
Which model is W11091617 listed for?
W11091617 is shown on FitCheckr for KitchenAid K400 KSB4027 Blender (KSB4027). Always confirm the exact model number on your device before choosing a replacement.
Is W11091617 an OEM part?
W11091617 is marked as OEM in the current FitCheckr data. Use the official source page when warranty or certification matters.
What should I check before choosing a replacement?
Check your exact device model, the existing part number, manufacturer instructions, replacement interval, and any latch, seal, chip, bag, cartridge, or frame differences.
What is this confidence score based on?
4 public source signals are currently reflected in this fit check. FitCheckr combines official pages, manuals, support documents, retailer listings, and public discussion summaries where available.
4 public source signals checked. FitCheckr weighs official pages, manuals, support docs, retailer listings, and public discussion summaries before showing a fit verdict.