
Timing belt Optibelt 25 AT20 / 6400 AFX
- Brand
- OPTIBELT
- Category
- Power transmission
- Subcategory
- Timing belts
- Series
- Alpha Flex
We reply promptly.
Tell us the quantity you need and request a quote by WhatsApp or email.
Can't find the exact model? Tell us the part number or model you need. We'll track it down and quote it, whether or not it appears in our catalog.
Description
OPTIBELT 25 AT20 / 6400 AFX belongs to timing 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 25 AT20 / 6400 AFX and any equivalents.
When you need a replacement timing belt, the fastest way to a correct quote is to send the complete belt marking. For the Optibelt 25 AT20 / 6400 AFX Alpha Flex, that means the full code, profile, and length.
This Optibelt Alpha Flex belt is a timing belt with profile AT20, a length of 6400 mm, and a pitch of 20 mm. The code 25 AT20 / 6400 AFX identifies the belt you need. To request a quote, send this code exactly as it appears on the belt back, along with the quantity you require. If you have a photo of the old belt or the drive setup, that can help us confirm the match.
Because timing belts are often replaced in sets, include the number of belts on the drive and whether you need one or several. If the original belt is worn or the marking is hard to read, share any remaining digits and the width, profile, and length you measure. Our team can then confirm the correct Optibelt belt or suggest an equivalent.
We supply this belt to maintenance, engineering, and purchasing teams across the United States, Canada, Mexico, and South America. Send your request by WhatsApp or email with the part number and quantity to get a prompt reply.
Dimensions
- Profile
- AT20
- Pitch
- 20mm
- Length
- 6400mm
Frequently asked questions
- What information do I need to send for a quote?
- Send the full belt code 25 AT20 / 6400 AFX, the quantity, and any photos or measurements of the old belt. If you need multiple belts for a set, include that too.
- Can you help if the belt marking is worn off?
- Yes. Provide the profile, length, and width you measure, along with any partial code. We can then confirm the correct Optibelt belt or suggest an equivalent.
- Do you supply outside the United States?
- Yes, we serve customers in the United States, Canada, Mexico, and South America.

