Dayco 5081223 serpentine belt for the 1999-2003 Ford F-250 Super Duty V8 7.3L and other vehicles carries power from the crankshaft to the engine's belt-driven accessories. This Dayco serpentine belt runs on the main drive.
A belt with cracked ribs, fraying or a squeal can be worn out. A weak tensioner, a worn idler or pulley, or a dragging accessory can be behind those signs too, so find the cause before buying a belt.
The 1999-2003 Ford F-250 Super Duty V8 7.3L, 1999-2003 Ford F-350 Super Duty V8 7.3L and 1999-2003 Ford F-450 Super Duty V8 7.3L are covered, and so are many other vehicles. A 1999-2003 Ford F-250 Super Duty V8 7.3L takes one belt.
Fit and size
Build and materials
Interchange: JK8-1227 · JK8-1230 · 25-081223 · 25-081223HD
8K1223 · 8PK3105 · K081223 · K081223HD · 4081223 · 4081223F · PK081223 · 1223K8 · 4081220 · JK81229 · JK81231
This part cross-references / interchanges with the following part numbers:
Is this the Ford F-250 Super Duty serpentine belt for the 1999-2003 V8 7.3L?
Yes. Dayco 5081223 fits the 1999-2003 Ford F-250 Super Duty V8 7.3L and takes one belt. If your vehicle is a different one, look it up in the "Vehicles it fits" section.
Does this Ford F-350 Super Duty serpentine belt fit the 1999-2003 V8 7.3L?
Yes. Dayco 5081223 fits the 1999-2003 Ford F-350 Super Duty V8 7.3L, and that truck takes one belt.
Is this Dayco drive belt made of EPDM?
Yes. This belt is EPDM and aramid reinforced, with a straight-rib profile and a K-section cross section.
What temperature range can this serpentine belt operate in?
This belt operates from -45 °F to 212 °F (-42.7 °C to 100 °C).
Which SAE standards does this serpentine belt meet?
Dayco 5081223 is built to SAE J1459 and SAE J2432.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
