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2021 Detroit DD13 Oil Capacity

Most 2021 Detroit DD13 applications use 40 qt with a new oil filter. Check the table below to match your exact vehicle before filling.

With filter

40 qt

Recommended oil

Detroit DFS 93K222 / CK-4 where listed

Typical viscosity

15W-40 or 10W-30 per Detroit heavy-duty guidance

Oil Capacity by Year and Application

All numbers below are with a new oil filter.

2021-2026DD13 Gen 5 on-highway applications40 qt38 LDetroit DFS 93K222 / CK-4 where listed
Start a little below the listed amount, then use the dipstick to top off. Check the owner manual if your vehicle has a different chassis, duty rating, or special package.

Common Questions

How many quarts does a 2021 Detroit DD13 take?

Most 2021 Detroit DD13 applications take 40 qt with a new oil filter. Match your exact vehicle row before filling.

Does the 2021 Detroit DD13 oil capacity include the filter?

Yes. The capacity shown here is the with-filter amount for a normal oil and filter change.

What oil should I use in a 2021 Detroit DD13?

2021 Detroit DD13 applications commonly list 15W-40 or 10W-30 per Detroit heavy-duty guidance. Use the recommended oil shown for your matching application and confirm it in the owner manual.

Why might my 2021 Detroit DD13 use a different amount?

A different chassis, oil pan, duty rating, or special package can change the published refill amount. Use the row that matches your vehicle.

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