When performing an oil change in your brz their is nothing wrong by going with the original factory products.
Brz differential crush washer.
The most common example is the crush washer under the oil drain plug of most cars.
The original flat washer was within a 1000th of an inch of the new flat washer so i would guess they are not meant to crush.
Api gl 5 fluid for the differential 1 3l found here 2 rear differential drain fill crush washers found here 2 crush washers for the transmission found here transmission steps 1.
I ll be replacing it upon my next oil change but i m unsure which way the washer should face when it s properly installed.
I ve re used my crush washer a few times and it s finally developed a slow leak.
Should the flat side face inwards.
Whether or not you put it on one way or the other probably doesn t matter as much.
The crush washer has a flat side and a curved side.
Differential and transmission drain plug crush washers gaskets fits for toyota 4runner tacoma tundra fj cruiser land cruiser replacement for the part 12157 10010 90430 24003 90430 18008 4 8 out of 5 stars 169.
They re commonly found any time a threaded fastener has to seal in a liquid.
Never had a problem.
They are guaranteed to fit to exact to oe standards and are priced at a great value.
Tighten the plug the soft copper washer deforms to fill any.
I also went to the website that you posted already but i do not want to pay the 15 shipping like i said.
Thanks for your time but i did enough research to know that both transmission washers are just aluminum washers and that both the differential washers are crush.
Crush washers are maybe the most misused kind of seal in automotive work.
Replace your crush washer each and everytime in order to promote ease of installation and prevent bolt threading.
Been doing my drain plug like that for 8 years now on all my cars.
Washer nut yoke cap bolt cap bolt plug cover bolt outer pinion bearing inner pinion bearing shims shims or crush sleeve housing axle bearing axle seal axle shaft wheel stud cap race race ring gear carrier bearing carrier bearing shims shims ring gear bolts differential filler plug side gear ring gear thrust washer thrust washer cross pin shaft.
When i order the differential crush washers again i will just order two of the same part number instead of two different parts.
The important thing is to make sure you crush the washer to form a good seal.