Part-number card (generic family drawing, not a photo of the part).
BOMAG · Engine, fuel and cooling
Belt BOMAG 31780231
Short answer
The 31780231 is a BOMAG part: belt. Our records match it to the BW211D-40. We quote it in El Salvador and Guatemala: send us the part number and your machine's serial.
Quote or order it in your country
The part number is already in the message. Have your machine's serial handy.
El Salvador
Guatemala
What it does
Drives engine accessories such as the alternator, fan or A/C compressor. It is checked for cracks and tension.
Part data
- Part number
- 31780231
- Brand
- BOMAG
- System
- Engine, fuel and cooling
- Catalog description
- Correa trapez.
- Equivalents and supersessions
- No equivalents on record. If the number was superseded, your specialist gives you the current one.
Compatible models
- BW211D-40ConstruMarket After-sales maintenance plan (Guatemala, Jul-2024)
Within a model the part can change by serial number: confirm it with the serial on the data plate.
When to replace it
| Model | Interval |
|---|---|
| BW211D-40 | every 1,000 h |
Source: ConstruMarket After-sales maintenance plan (Guatemala, Jul-2024). Your machine's Operation and Maintenance Manual and working conditions (dust, fuel, load) come first.
Maintenance plansFrequently asked questions
How do I order the 31780231?
Pick your country under “Order it in your country” and message us on WhatsApp or with the form: the part number is already filled in. We confirm price and availability. We serve it in El Salvador and Guatemala.
Does the 31780231 fit my machine?
Our records match it to: BW211D-40. Within the same model the part can change by serial number, so send us the serial from the data plate and we confirm before quoting.
Is there an online price?
For now it is quoted: price depends on the country and same-day availability, and we give it to you in writing.
How often is the 31780231 replaced?
In our maintenance plan: BW211D-40, every 1,000 hours. Your machine's Operation and Maintenance Manual and working conditions always come first.