
Timing belt Optibelt 50 AT10 / 4000 AFX
- Brand
- OPTIBELT
- Category
- Power transmission
- Subcategory
- Timing belts
- Series
- Alpha Flex
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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 50 AT10 / 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 50 AT10 / 4000 AFX and any equivalents.
The Optibelt 50 AT10 / 4000 AFX is an Alpha Flex timing belt with an AT10 profile, a 4000 mm length, and a 10 mm pitch. We carry it for maintenance and engineering teams that need a precise replacement for synchronous drives.
Before fitting this belt, inspect the drive. Check sheave teeth for wear, nicks, or debris in the grooves, and confirm the sheaves are aligned and securely mounted. A worn or misaligned sheave can shorten the life of a new timing belt, so correct any issues first.
Confirm the belt marking on the old part matches the AT10 profile, 4000 mm length, and 10 mm pitch. The 50 AT10 / 4000 AFX is a specific size; using the wrong profile or length will affect fit and drive performance. If you are unsure, send us the full marking and photos of the drive.
To request a quote, send the part number 50 AT10 / 4000 AFX by WhatsApp or email. Our team replies promptly and can help confirm this belt or suggest an equivalent if needed. Include the quantity and any drive details that may help us verify the match.
Dimensions
- Profile
- AT10
- Pitch
- 10mm
- Length
- 4000mm
Frequently asked questions
- What should I check on the drive before installing this timing belt?
- Inspect sheave teeth for wear or damage, clean any debris from the grooves, and verify that the sheaves are aligned. Correcting these points helps the new belt run properly.
- How do I confirm the 50 AT10 / 4000 AFX is the right belt?
- Compare the marking on your old belt with the part number. The profile should be AT10, the length 4000 mm, and the pitch 10 mm. If the marking is unclear, send us photos and details for verification.
- How do I request a quote for this belt?
- Send the part number 50 AT10 / 4000 AFX by WhatsApp or email. Include the quantity you need, and our team will respond promptly.

