DNJ
DNJ 2001 Mazda B2500 2.5L Crankshaft Seal
DNJ 2001 Mazda B2500 2.5L Crankshaft Seal
Part number: RM411_501
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Listed for: Mazda B2500 2.5LFitment notes & questions
DNJ 2001 Mazda B2500 2.5L Crankshaft Seal, listed for 2001 Mazda B2500 with the 2.5L engine. Seals keep oil in where a shaft passes through a housing, such as the crankshaft or camshaft ends.
Quick facts
- Brand: DNJ
- Part type: Seal
- Listed for: 2001 Mazda B2500
- Engine: 2.5L
- Engine code: VIN F 16V OHV
- Part number: RM411_501
Listed fitment
- [1968-2016] AVANTI, FORD, JAGUAR, MAZDA, PANOZ, QVALE / L4, V10, V6, V8 / 2.3L, 2.5L, 3.0L, 3.4L, 3.8L, 3.9L, 4.2L, 4.6L, 5.0L, 5.4L, 5.8L, 6.8L / 140, 152, 153, 155, 181, 183, 207, 232, 238, 256, 281, 302, 330, 355, 415 DOHC, OHV, SOHC 12V, 16V, 20V, 24V, 30V, 32
Good to know
- Notes: From 12/01/82
- 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.

DNJ seal for the Mazda B2500 2.5L: what to know
A worn seal lets oil seep out or get burned. Replacing it is cheap; getting to it is usually the work.
Fitment notes
- Listed for: Mazda B2500 2.5L.
- Engine: match the engine size and code to your vehicle; the same model often came with several engines.
- 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? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentWhat else to plan for
- 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 B2500 2.5L seal
Will this fit my Mazda B2500 2.5L?
How do I know a seal is leaking?
Where do specs and warranty details come from?
Questions & answers
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