Dayco 17700 accessory drive belt for the 1991-1993 International 3900FC 6-cylinder 7.6L, the 1991-1994 3900FC 6-cylinder 5.9L and other vehicles carries engine power from the crankshaft pulley to the belt-driven accessories.
Cracks, fraying, glazing or a squeal at startup can mean a belt is worn. A weak tensioner, a worn pulley or an accessory with a failing bearing can be behind the same squeal or slipping, so find out which one it is before you buy a belt.
Besides the 3900FC runs named above, the vehicles this Dayco accessory drive belt fits include the 1992-1994 International 3600 6-cylinder 5.9L, the 1993 3600 6-cylinder 7.6L and the 1990-1994 International 4800 6-cylinder 5.9L. The 1991-1994 3900FC 6-cylinder 5.9L and the 1990-1994 4800 6-cylinder 5.9L take two belts; the 1991-1993 3900FC 6-cylinder 7.6L, the 1992-1994 3600 6-cylinder 5.9L and the 1993 3600 6-cylinder 7.6L take one. If your vehicle is not named here, open the Buyer's Guide tab and look up your exact model and engine.
Fit and size
Build and materials
Interchange: L38-1780 · JC-703C · 25-17785 · 25-17785-2 · 25-9700 · 25-9700-2 · 25-9700HD · 12.5X1780 · 17-702
2T17700 · 9700HD · 16702 · RPF3700 · 9700 · 70017 · 13A1780 · 8350 · 8623 · MX5700 · 17701 · JC703
This part cross-references / interchanges with the following part numbers:
Does the Dayco 17700 belt fit the 1990-1994 International 4800 6-cylinder 5.9L?
Yes. Dayco 17700 is listed for the 1990-1994 International 4800 6-cylinder 5.9L, and that vehicle takes two belts.
Is this the right accessory drive belt for the 1992-1994 International 3600 6-cylinder 5.9L?
Yes. Dayco 17700 is listed for the 1992-1994 International 3600 6-cylinder 5.9L and the 1993 3600 6-cylinder 7.6L, one belt for each.
What temperature range is the Dayco 17700 belt rated for?
Dayco 17700 has an operating range of -35 F to 175 F, which is -37.2 C to 79.4 C.
Which SAE standards does this cogged accessory drive belt meet?
This belt is listed to SAE J636 and SAE J637. It has bottom cog construction, is not banded and has a 36-degree angle.
Does Dayco 17700 interchange with 25-9700?
Yes. 25-9700 is one of the cross-reference numbers for Dayco 17700, and the rest are on the Interchange line.
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.
