
V-belt Optibelt A 128
- Brand
- OPTIBELT
- Category
- Power transmission
- Subcategory
- V-belts
- Section
- A
- Series
- VB / Red Power
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Other brands for this category
Ask us for alternatives. We check every equivalent against the part number and your application.
DODGE and OPTIBELT: matching part numbers →GATES and OPTIBELT: matching part numbers →OPTIBELT and STARK: matching part numbers →
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Description
OPTIBELT A 128 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 A 128 and any equivalents.
The Optibelt A 128 is a classical V-belt in the VB / Red Power series. It is used on industrial drives that accept an A profile belt, and the 3302 mm length is the key dimension to confirm before ordering.
This belt has an A profile with a 13 mm top width, 8 mm height and a 40 degree angle. Classical V-belts of this type are common on drives where a single belt runs in a matching A section pulley groove. Check that your drive uses an A section pulley and that the belt path matches the 3302 mm length.
To confirm fit, read the marking on the back of the old belt and compare the profile and length. If the marking shows an A profile and 3302 mm, the Optibelt A 128 is the correct size. The same size is also listed under Stark as A 128.
When you request a quote, send the part number A 128 and the belt marking. If the old belt is worn or the marking is unreadable, measure the outside length and top width, and note the pulley groove profile. The team can help confirm the right belt or suggest an equivalent.
Dimensions
- Section
- A
- Length
- 3302mm
Frequently asked questions
- What does the A 128 marking mean?
- The A indicates the profile and 128 is the length code. The profile is A, and the length is 3302 mm. Use the profile and length to match your drive.
- How do I confirm this belt fits my drive?
- Check that the drive uses an A section pulley and that the belt length is 3302 mm. Compare with the marking on the old belt.
- What should I send for a quote?
- Send the part number A 128 and the marking from the old belt. If needed, include the outside length and top width.

