
V-belt Gates 3M 258 JB
- Brand
- GATES
- Category
- Power transmission
- Subcategory
- V-belts
- Series
- Polyflex JB
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Description
GATES 3M 258 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 3M 258 JB and any equivalents.
The Gates 3M 258 JB is a Polyflex JB narrow V-belt with a 258 mm length. This belt is used in compact, high-speed drives where a small profile is required. Confirm fit by matching the part number and length to your existing belt.
Polyflex JB belts are commonly found in drives that need a narrow profile, such as those in tight spaces or with small pulley diameters. The 3M profile and 258 mm length are the key dimensions to verify before ordering. Check the marking on the back of your old belt; if it reads 3M 258 JB, this is the correct replacement.
To confirm fit, measure the length of your current belt and compare it to 258 mm. Also inspect the pulley grooves for wear or damage, as worn pulleys can affect belt performance. If you are unsure, send a photo of the belt marking and your equipment details for assistance.
When replacing a Polyflex JB belt, consider the condition of the entire drive. Worn bearings or misaligned pulleys can cause premature belt failure. If you need help identifying the right belt, provide the part number and length from your old belt.
Dimensions
- Length
- 258mm
Frequently asked questions
- What does the 3M 258 JB part number indicate?
- The part number identifies a Gates Polyflex JB narrow V-belt with a 3M profile and a 258 mm length. Use this number to match your existing belt.
- How can I confirm this belt fits my drive?
- Check the marking on your old belt. If it shows 3M 258 JB, it is the same size. You can also measure the belt length and compare it to 258 mm.
- What information should I send for a quote?
- Send the part number 3M 258 JB and the length 258 mm. If you have a photo of the old belt or equipment details, include those for verification.

