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Need a new serpentine belt?

This one's a workhorse!
It's compatible with a bunch of part numbers: D84-1000-6122180, PACCAR 6122180, ACDelco 12K858, Dayco 5120858, and more—check the full list.

It's a brand new, unbranded belt, but it meets the specs.
Comes with a 1-year warranty, so you're covered.
Whether you're working on a truck or heavy equipment, this belt will keep your accessories spinning.

Part numbers like 4120858, K120858, and 858K12MK also cross-reference.

No fuss, just a solid replacement.

Grab one and get back to work!

4 out of 5