Cummins
Cummins belt tensioner 3976834
Iron belt tensioner for heavy-duty diesel engines, holding belt tension steady in service.
Part numbers
- 3976834
Also written as 397-6834
We quote on enquiry. Send the number off the old unit and we’ll check it against the OEM catalogue before you order.
Specification
- Material
- Iron
- Packaging
- Box
- Application
- Generator sets
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Not sure this is the right one?
A number that reads clearly can still have been superseded, and an engine model on its own rarely settles fitment. These are worth a few minutes before you order.
How to identify a Cummins engine before ordering parts
Where the dataplate sits, what the serial number and CPL tell you, and why the engine model on its own is not enough to order against.
Read thisWhat to send when the part number has worn away
Corroded castings, painted-over plates and rubbed-off labels are ordinary. What identifies a part when its number is gone, and what to photograph.
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