
Poly-V belt Dayco 5040445
- Brand
- DAYCO
- Category
- Power transmission
- Subcategory
- Poly-V belts
- Series
- Poly V automotor
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Description
DAYCO 5040445 belongs to poly-V belt, part of our Power transmission range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for 5040445 and any equivalents.
The Dayco 5040445 is an automotive multi-rib serpentine belt with 4 ribs, a width of 13.72 mm, and an effective length of 1130.3 mm. Its profile and length are the two values that determine whether it fits a given drive. This page covers what those numbers mean when you are selecting or replacing this belt.
The 4-rib profile sets how the belt sits in the pulley grooves, and the 1130.3 mm effective length sets the path around the drive. Both are stated here exactly as listed, so you can compare them directly with the belt you are replacing or with the drive layout in front of you. The alias 4PK1130 reflects the same profile and length.
If you are matching an old belt, read the marking on the back first and treat the profile and length as the primary check. A belt with the same rib count but a different effective length will not run correctly on the same drive, and neither will one with a different rib count at the same length.
We carry the Dayco 5040445 for maintenance, engineering, and purchasing teams in the United States, Canada, Mexico, and South America. Send the part number by WhatsApp or email and the team will confirm the belt or suggest an equivalent.
Dimensions
- Grooves
- 4
- Length
- 1130.3mm
Frequently asked questions
- What do the profile and length tell me about this belt?
- The 4-rib profile and 1130.3 mm effective length define how the belt interfaces with the pulley grooves and routes around the drive. Match both values when comparing against a belt you are replacing.
- How do I identify the belt currently on the drive?
- Read the marking on the back of the belt. If it shows 4PK1130 or 5040445, it corresponds to the same profile and length listed here. If the marking is worn, measure the rib count and the effective length and compare them with the values on this page.
- What should I send to request a quote?
- Send the part number 5040445 or the alias 4PK1130 by WhatsApp or email. If you are unsure of the number, include the rib count and the effective length from the old belt so the team can confirm the match.

