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View Full Version : Transmission: a520 Ring Gear Bolts WANTED



ajakeski
02-18-2014, 07:55 PM
I need a set of 12 ring gear bolts for a 520.
They are 10 mm fine thread. 12.9 class hardness.

jaysshelby
02-18-2014, 08:28 PM
Are they specific to the 520? If not and you can wait till the weekend I can pull a set out of a spare diff I have.

cordes
02-18-2014, 08:29 PM
Are they NS1? I know you're technically supposed to replace them after each use, but I know that most folks don't do that.

ajakeski
02-19-2014, 12:03 AM
They are NS1.
The 520 bolts are 10 mm fine thread 12.9 hardness. 555 are 12 mm fine thread 10.9 hardness.
I'm not sure what size the 525 uses.
I'm not in a huge hurry, but I'll need a set in the next couple weeks.

supercrackerbox
02-19-2014, 04:44 AM
I've got some. I'll try to remember to pull them out tomorrow night and find an envelope for them.

contraption22
02-19-2014, 04:05 PM
Does ARP offer anything that will work?

ajakeski
02-23-2014, 05:45 PM
Got 'em!