
Timing belt Optibelt 16 T20 / 4000 AFX
- Brand
- OPTIBELT
- Category
- Power transmission
- Subcategory
- Timing belts
- Series
- Alpha Flex
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Description
OPTIBELT 16 T20 / 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 16 T20 / 4000 AFX and any equivalents.
When you need to replace a timing belt, the marking on the back of the old belt is your most reliable reference. This page covers the Optibelt 16 T20 / 4000 AFX from the Alpha Flex series. Use the profile and length to confirm it matches your drive before you request a quote.
The Optibelt 16 T20 / 4000 AFX is a timing belt with a T20 profile and a length of 4000 mm. The pitch is 20 mm. These three figures are the ones to check against the worn belt you are replacing. If the old belt is still legible, read the full part number and compare it directly with this listing.
If the marking is worn away, look for any remaining characters or measure the belt where possible. The T20 profile and 4000 mm length define the fit. We carry this Optibelt belt and can help you confirm it is the correct replacement for your application. Send us the part number and any details from the old belt for a prompt response.
For a quote, contact us by WhatsApp or email with the part number 16 T20 / 4000 AFX. If you have the old belt, include a photo of the back marking. Our team will check the profile and length and reply quickly. We serve maintenance, engineering and purchasing professionals across the United States, Canada, Mexico and South America.
Dimensions
- Profile
- T20
- Pitch
- 20mm
- Length
- 4000mm
Frequently asked questions
- How do I read the marking on my old timing belt?
- Look for the part number printed on the back of the belt. It typically includes the profile and length. For this belt, the marking would show 16 T20 / 4000 AFX or similar. If the marking is faded, note any visible characters and contact us for help.
- What if the marking on my old belt is unreadable?
- If the marking cannot be read, measure the length and check the profile if possible. The Optibelt 16 T20 / 4000 AFX has a T20 profile and a length of 4000 mm. Send us any measurements or photos and we will help confirm the correct belt.
- How do I request a quote for this belt?
- Send the part number 16 T20 / 4000 AFX by WhatsApp or email. If you have the old belt, include a photo of the back marking. Our team will reply promptly with a quote and can help confirm the right belt for your drive.

