This is my first Allison filter cut at 8,000 miles:
I changed the spin on again today at 38,000 miles. Compare the first filter with 8,000 miles and 190 hours vs. this filter with 30,000 miles and 720 hours.
The filter body is impressively thick. Even with a good cutter, it takes about 10 minutes of twisting to cut it apart.
There was almost no clutch material or metallic debris in the filter. The Allison, when not abused, is impressively durable. In the last 30,000 miles, about 22,500 miles were towing our trailer with a GCVW of about 16,000 pounds.
[cut open] Allison 29539579 spin-on filter for 1000 series trans in Duramax
This filter is from my 2018 Duramax. This is the original spin-on filter with a total of 8,000 miles. There is a small amount of metal flakes in the filter and only enough clutch friction material to discolor the media. I see no reason to change this filter more often than 25,000 miles. The...
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I changed the spin on again today at 38,000 miles. Compare the first filter with 8,000 miles and 190 hours vs. this filter with 30,000 miles and 720 hours.
The filter body is impressively thick. Even with a good cutter, it takes about 10 minutes of twisting to cut it apart.
There was almost no clutch material or metallic debris in the filter. The Allison, when not abused, is impressively durable. In the last 30,000 miles, about 22,500 miles were towing our trailer with a GCVW of about 16,000 pounds.