Aftermarket part
HEVISYNX B2B parts supply
3903309 Cummins Ring Gear
Send the OE number, machine model, quantity, or a sample photo. We review fitment before quoting.
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3903309 Cummins Ring Gear is listed as a replacement ring gear under the stated reference number. Confirm the gear dimensions, tooth profile and assembly application before ordering.
Product details
- Reference brand: Cummins
- OE/reference number: 3903309
- Part type: Ring Gear
Fitment verification
Provide the engine, machine or assembly model and serial number. Include photos of both faces and markings, available tooth count, inside and outside dimensions, width and mating-part references. HEVISYNX will compare the supplied information before quotation.
Request a quote
Ask HEVISYNX to confirm availability, required quantity, lead time and delivery options. Include reference 3903309 and your destination with the enquiry.
01Send OE / model
02Confirm fitment
03Quote + lead time
04Export packing