
V-belt Gates 11M 825 JB
- Brand
- GATES
- Category
- Power transmission
- Subcategory
- V-belts
- Series
- Polyflex JB
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Description
GATES 11M 825 JB 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 11M 825 JB and any equivalents.
The Gates 11M 825 JB is a Polyflex JB narrow V-belt with a listed length of 807 mm. This profile is used where a compact drive needs a flexible belt that can bend around small pulleys.
Polyflex JB belts are common on drives where space is tight and the pulley diameters are small, such as light-duty machine tools, appliances, and compact power transmission equipment. The narrow profile allows the belt to run in a small cross-section groove while carrying the drive load.
To confirm fit, read the marking on the back of the old belt. The part number, profile, and length should match the 11M 825 JB and its 807 mm length. If the old belt is worn or the marking is gone, measure the outside length and check the pulley groove width against the belt profile before ordering.
Send the part number or a photo of the belt marking by WhatsApp or email, and the team can confirm the correct belt or suggest an equivalent. For drives with multiple belts, replace the full set at the same time so the load is shared evenly.
Dimensions
- Length
- 807mm
Frequently asked questions
- How do I confirm this belt fits my drive?
- Check the marking on the old belt for the profile and length. The Gates 11M 825 JB has a listed length of 807 mm, so the replacement should match that figure and the same profile.
- What should I send for a quote?
- Send the part number 11M 825 JB, or a clear photo of the belt marking, by WhatsApp or email. If the number is unreadable, include the pulley dimensions and the measured outside length.
- Can I replace just one belt on a multi-belt drive?
- On drives that use more than one belt, replace the full set together. Mixing a new belt with worn belts can cause uneven tension and faster wear.

