
Poly-V belt Dayco E040357
- Brand
- DAYCO
- Category
- Power transmission
- Subcategory
- Poly-V belts
- Series
- Poly V automotor
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Description
DAYCO E040357 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 E040357 and any equivalents.
The Dayco E040357 is a stretch-fit automotive multi-rib belt with 4 ribs, a 13.72 mm width, and an effective length of 907 mm. Before you fit a new belt, inspect the drive and sheaves so the replacement runs true and lasts.
Check each sheave for wear, rust, or debris that can cut into the ribs. Spin the pulleys and confirm they turn freely without binding or excessive play. Misalignment between pulleys will shorten belt life, so look across the drive and correct any offset before installation.
The E040357 is a stretch-fit design: it installs without a tensioner on many drives. Work the belt over the pulleys by hand, making sure every rib seats fully in its groove. A rib that sits outside the groove will damage the belt and the sheave.
The marking on the back of the belt gives the part number. If you are replacing an old belt, send that number and the width and rib count for a quote. The Dayco E040357 is identified by 4 ribs, 13.72 mm width, and 907 mm effective length.
Dimensions
- Grooves
- 4
Frequently asked questions
- What does the Dayco E040357 fit?
- The data for this belt lists no vehicle applications. Use the part number, rib count, width, and effective length to match it to your drive.
- How do I identify this belt on the machine?
- Read the marking on the back of the belt. The E040357 is a 4-rib belt, 13.72 mm wide, with a 907 mm effective length.
- What should I check before installing a stretch-fit belt?
- Inspect the sheaves for wear, rust, or debris, confirm the pulleys spin freely, and check alignment across the drive. Correct any issue before fitting the new belt.

