Keep the air conditioning and fan drive turning with the Dayco accessory drive belt, part number 28430. This V-belt is a direct-fit replacement for many vehicles, among them the 2016 Freightliner S2C 6.7L, 1984-1985 Kenworth L700 14.0L and 1988-2002 Freightliner FLD120 14.0L; see the "Vehicles it fits" section for the full list. It is cataloged for the air conditioning and fan position.
- Belt construction: A double cog, non-banded V-belt.
- Synthetic rubber compound: A black belt made from a synthetic rubber compound.
- Belt dimensions: 0.88 in top width, 43 in (1092.20 mm) effective length, 43.64 in (1108.46 mm) outside circumference and a 38° angle.
- Standards and temperature range: Listed standards are SAE J636 and SAE J637. The operating temperature range is -35°F to 175°F (-37.2°C to 79.4°C).
A V-belt wedges into the grooves of the pulleys and uses friction to carry engine power to the driven accessories. Signs the belt may need replacing include squealing, a glazed or cracked surface, fraying, and slipping under A/C or fan load. Inspect the belt and pulleys to confirm the cause of any symptom before you replace the belt.
The quantity varies by application. Most listed applications use two of this belt, while others, such as the 2016 Freightliner S2C 6.7L, use one. The 1984-1985 Kenworth L700 14.0L is listed with one or two. Country of origin: Indonesia.
Interchange: JG-433 · 25-10900 · 25-10900-2 · 25-28429 · 25-28429-2 · 28-432
JG433 · 2510900 · 25109002 · 2528429 · 25284292 · 28432 · 2T28429 · T28429 · TR28429 · 28437 · 113T · 166 · 167 · 19A1095 · 20A1115 · 644 · 719 · 28433
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
2T28429, T28429, TR28429, 28437, 113T, 166, 167, 19A1095, 20A1115, 644, 719, 28433, 28430, JG-433, 25-10900, 25-10900-2, 25-28429, 25-28429-2, 28-432
Frequently Asked Questions
What does the Dayco 28430 belt drive?
It is cataloged for the air conditioning and fan position. It carries engine power through the pulleys to those accessories on the listed applications.
What size is the Dayco 28430 V-belt?
It has a 0.88 in top width, a 43 in (1092.20 mm) effective length, a 43.64 in (1108.46 mm) outside circumference and a 38° angle, with double cog construction.
How many of these belts does my vehicle need?
Most listed applications use two, while others, such as the 2016 Freightliner S2C 6.7L, use one, and the 1984-1985 Kenworth L700 14.0L is listed with one or two. Check the "Vehicles it fits" section for your vehicle.
Which engines is the Dayco 28430 listed for?
It fits the L6-14.0L on the listed Freightliner, Kenworth, Mack and Peterbilt models, and the 2016 Freightliner S2C 6.7L.
What are signs a V-belt may need replacing?
Look for squealing, a glazed or cracked surface, fraying, or slipping under A/C or fan load. Inspect the belt and pulleys to confirm the cause before you replace it.
