DNJ
DNJ 2009 Mazda 5 2.3L Crankshaft Seal
DNJ 2009 Mazda 5 2.3L Crankshaft Seal
Part number: RM446_73
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Listed for: Mazda 5 2.3LFitment notes & questions
2009 Mazda 5 2.3L Crankshaft Seal from DNJ, listed for 2009 Mazda 5 with the 2.3L engine. Rubber seals age and harden over time, so older engines often need them when other work is done nearby.
Quick facts
- Brand: DNJ
- Part type: Seal
- Listed for: 2009 Mazda 5
- Engine: 2.3L
- Engine code: VIN D 16V DOHC
- Part number: RM446_73
Listed fitment
- [2001-2017] FORD, MAZDA / L4 / 2.0L, 2.3L, 2.5L / 122, 138, 140, 152 DOHC 16V [(ATKINSON, DURATEC, DURATEC, i-VCT, ECOBOOST, MZR)]
Good to know
- Warranty terms: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.
Tip: Lightly oil the seal lip before installation and press it in square so it does not cock or fold.

About this seal for the Mazda 5 2.3L
Rubber seals age and harden over time, so older engines often need them when other work is done nearby.
Fitment notes
- Listed for: Mazda 5 2.3L.
- Engine: the same car can take different parts for each engine option, so check yours.
- Specs, lead time and warranty come from DNJ and can change. The details above this guide are the latest we have.
Not sure it fits? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentParts that usually go with it
- Timing parts. Front crank and cam seals sit behind the timing belt or chain, so they are often done together.
More for your car: Mazda Parts · All Crankshaft Seals · Engine
Questions about Mazda 5 2.3L seal
Will this fit my Mazda 5 2.3L?
How do I know a seal is leaking?
Where do specs and warranty details come from?
Questions & answers
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