In StockFlywheel Housing 3931716 for Cummins 4B 6B 6BT Engine
For CumminsFlywheel Ring

Flywheel & Ring 3931716 for Cummins

OEM / REF: 3931716SKU: pilotpart105993

Flywheel Housing 3931716 for Cummins 4B 6B 6BT Engine is a Flywheel & Ring replacement part indexed for Part Number and Cummins 6BT Engine Engine Model: B Series, 3.9, 5.9, 6.7, 4B, 6B, 6BT, ISB, with 3 application records on file. Match OEM part number 3931716 and confirm fitment for Cummins Engine Spare Parts befo...

Stock
In stock
Condition
New
Fitment
Cummins Engine Spare Parts
  • Fitment support before you order
  • Worldwide delivery options

Flywheel Ring Description

This Flywheel Ring is indexed for Part Number; Cummins 6BT Engine Engine Model: B Series, 3.9, 5.9, 6.7, 4B, 6B, 6BT, ISB; Cummins s: Fit For Cummins Engine Model:B Series, 3.9, 5.9, 6.7, 4B, 6B, 6BT, ISB. Compare reference number 3931716 against the label on your existing Cummins component before ordering.

Additional cross references on file: 3902139, 3904172, 5669646. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Applications

  • Part Number
  • Cummins 6BT Engine Engine Model: B Series, 3.9, 5.9, 6.7, 4B, 6B, 6BT, ISB
  • Cummins s: Fit For Cummins Engine Model:B Series, 3.9, 5.9, 6.7, 4B, 6B, 6BT, ISB

Specifications

Part Number3931716, 3902139, 3904172

Fitment Notes

Brand or application signal
Cummins Engine Spare Parts
Product family
Flywheel Ring
System category
Engine Spare Parts > Engine Auxiliary Components > Flywheel Ring
Recommended verification
OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability
InStock
Shipping
Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns
Returns are easier when fitment is confirmed before ordering.
B2B support
Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.

Confirm fitment & quote details

Send machine details and nameplate photos before ordering high-risk or quote-only parts.