
Timing belt Optibelt 4T 2.5/342
- Brand
- OPTIBELT
- Category
- Power transmission
- Subcategory
- Timing belts
- Series
- Alpha Torque / Alpha Power
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Description
OPTIBELT 4T 2.5/342 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 4T 2.5/342 and any equivalents.
The Optibelt 4T 2.5/342 is a timing belt with a T2.5 profile, a 342 mm length and a 2.5 mm pitch. It is used in drives where exact synchronization between shafts is required, such as small positioning and motion systems. To confirm fit, match the profile, length and pitch to the original belt.
Timing belts in this size range are common on compact drives where a positive, non-slip connection is needed. The T2.5 profile and 2.5 mm pitch define the tooth geometry, while the 342 mm length sets the center distance the belt can span. Check the old belt for a matching marking before ordering.
If the marking is worn, measure the length and count the teeth, then compare the profile to the pulley grooves. A belt that is too long or too short will not tension correctly, and a different profile will not seat in the grooves. Send the part number 4T 2.5/342 for a quote.
We carry the Optibelt 4T 2.5/342 for maintenance and replacement work. Provide the part number, the profile and the length when you request a quote, and our team can confirm the belt or suggest an equivalent.
Dimensions
- Profile
- T2.5
- Pitch
- 2.5mm
- Length
- 342mm
Frequently asked questions
- How do I confirm the Optibelt 4T 2.5/342 fits my drive?
- Match the T2.5 profile, the 342 mm length and the 2.5 mm pitch to the belt you are replacing. Check the marking on the back of the old belt and compare it to the pulley grooves.
- What should I send to request a quote for this belt?
- Send the part number 4T 2.5/342, along with the profile and length if you have them. If you are unsure, include the old belt marking or a photo of the drive.
- Can you help if the marking on my old belt is unreadable?
- Yes. Provide the profile and length you measure, or the pulley tooth count and center distance, and we can help identify the correct timing belt.

