Replacement comparison

WILDSIDE-JAR vs 478KKU770

Can I substitute these?

Blendtec WildSide+ Jar and Ninja BL770 Total Crushing Blade 478KKU770 target different blender and food processor parts models, part numbers, or attachment formats.

Main difference to verify

Seal fit

Replacement timing

WILDSIDE-JAR: Replace when ...
478KKU770: Replace when ...

Official product image references

Use the manufacturer reference images to identify the two parts before comparing model support and usage.

Official product image pending
Official product image pending

Which replacement should you use?

Risk summary

Ordering by appliance type alone can lead to a part that looks close but will not lock, seal, drain, or service the same wear point.

Main difference between WILDSIDE-JAR and 478KKU770

Which one fits which models

Use WILDSIDE-JAR for the model family described on its replacement page. Use 478KKU770only when your device model or manual explicitly lists that part number.

Buyer mistake warning

Do not substitute by shape alone. The most important difference to check here is seal fit.

When to choose WILDSIDE-JAR

Choose WILDSIDE-JAR when the old part, label, or manual names that part family.

When to choose 478KKU770

Choose 478KKU770 when the appliance model and old part match that family instead.

Frequently asked questions

Are WILDSIDE-JAR and 478KKU770 interchangeable?

Blendtec WildSide+ Jar and Ninja BL770 Total Crushing Blade 478KKU770 target different blender and food processor parts models, part numbers, or attachment formats.

What is the main difference between WILDSIDE-JAR and 478KKU770?

The main difference to verify is seal fit. Ordering by appliance type alone can lead to a part that looks close but will not lock, seal, drain, or service the same wear point.

When should I choose WILDSIDE-JAR?

Choose WILDSIDE-JAR when the old part, label, or manual names that part family.

When should I choose 478KKU770?

Choose 478KKU770 when the appliance model and old part match that family instead.

Can I rely on part photos alone?

No. Part photos help identify packaging and shape, but compatibility should be confirmed by exact model support, part number, replacement type, and manufacturer references.

Official reference pages

Use these manufacturer pages to inspect current part photos, packaging, and model language. FitCheckr's comparison notes summarize fit risk, but the official pages should be used to confirm current part details before choosing a replacement.

Fit signalWILDSIDE-JAR478KKU770
Brand familyBlendtecNinja
Replacement typeblender jarblade assembly
OEM statusoemoem
Replacement intervalReplace when crackedReplace when dull or damaged