
Timing belt Optibelt 100 AT20 / 4000 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 100 AT20 / 4000 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 100 AT20 / 4000 AFX and any equivalents.
This Optibelt Alpha Flex timing belt is identified by the code 100 AT20 / 4000 AFX. It has an AT20 profile, a 4000 mm length, and a 20 mm pitch. To receive an accurate quote, send us the complete belt marking and the quantity you need.
The easiest way to confirm the correct belt is to read the marking on the back of the old belt and send it exactly as printed. For this item, that marking is 100 AT20 / 4000 AFX. Include the profile, length, and pitch as they appear on the belt so we can match the Optibelt Alpha Flex timing belt you are replacing.
If the marking is worn or unreadable, measure the belt and note the AT20 profile, 4000 mm length, and 20 mm pitch. Also tell us the drive or equipment it runs on and the quantity required. A photo of the old belt and the drive setup helps us verify the details before we quote.
We carry the Optibelt 100 AT20 / 4000 AFX timing belt and respond to quote requests by WhatsApp or email. Send the part number, profile, length, pitch, and quantity, and our team will confirm the belt or suggest an equivalent.
Dimensions
- Profile
- AT20
- Pitch
- 20mm
- Length
- 4000mm
Frequently asked questions
- What information should I include when requesting a quote for this belt?
- Send the full belt marking: 100 AT20 / 4000 AFX. Also include the profile (AT20), length (4000 mm), pitch (20 mm), and the quantity you need. A photo of the old belt helps us confirm the details.
- Can you help if the marking on my old belt is no longer readable?
- Yes. Measure the belt and note the AT20 profile, 4000 mm length, and 20 mm pitch. Tell us the drive or equipment it runs on, and we will work with you to identify the correct Optibelt Alpha Flex timing belt.
- How do I send my quote request?
- You can send your quote request by WhatsApp or email. Include the part number, profile, length, pitch, and quantity, and our team will reply promptly.

