
V-belt Dayco 17315
- Brand
- DAYCO
- Category
- Power transmission
- Subcategory
- V-belts
- Series
- Trapezoidal automotor
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Description
DAYCO 17315 belongs to 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 17315 and any equivalents.
The Dayco 17315 is an automotive V-belt with a 36° angle, 13.46 mm width, and 800.1 mm effective length. It is used on engine accessory drives, where a V-belt transmits power from the crankshaft to components such as the alternator, water pump, or power steering pump. To confirm fit, compare the effective length and width to the belt you are replacing, and check the pulley grooves for wear or contamination.
Because this is an automotive V-belt, correct fit depends on matching the effective length and cross-section to the drive. The 800.1 mm effective length is measured around the belt's pitch line, while the 13.46 mm width and 36° angle determine how the belt sits in the pulley groove. A belt that is too wide will not seat fully; one that is too narrow will ride low and slip. If the old belt's marking is legible, read the part number and dimensions from the back of the belt and compare them with the Dayco 17315.
Inspect the drive before installing a replacement. Check each pulley for grooves worn into a V shape, rust, or oil, and confirm that all pulleys are aligned. Tension the belt according to the equipment or vehicle specification, then recheck tension after the first run-in period. On drives with more than one belt, replace all belts in the set at the same time so they share the load evenly.
Dimensions
- Length
- 800.1mm
Frequently asked questions
- What does the Dayco 17315 fit?
- The data for this belt does not list vehicle applications, so fit must be confirmed by comparing the effective length, width, and angle to the belt and pulleys on your drive. Send us the old belt's marking or your equipment details, and we can help confirm the right belt or suggest an equivalent.
- How do I read the marking on the old belt?
- Look for the part number and any dimensions printed on the back of the belt. The Dayco 17315 has an effective length of 800.1 mm, a width of 13.46 mm, and a 36° angle. If the marking is worn off, measure the effective length and width of the old belt and compare.
- What should I send to request a quote?
- Send the part number 17315, along with the quantity you need. If you are replacing a belt with a different number, include the old belt's marking or the drive dimensions so we can confirm the match.

