Author Topic: Rm125 b  (Read 2383 times)

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Offline craigclayton

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Rm125 b
« on: December 20, 2016, 10:57:36 am »
Hi all, can someone please tell me the correct length of an RM 125b rear axle, l have one but it seems a bit long

Cheers c
74 Bultaco 250, 77 RM125b

Offline Ted

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Re: Rm125 b
« Reply #1 on: December 20, 2016, 06:36:43 pm »
250mm
81 YZ 465 H   77 RM 125 B

Offline craigclayton

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Re: Rm125 b
« Reply #2 on: December 20, 2016, 10:11:33 pm »
Is that overall length or inside of button end to end of thread. Mine is264mm overall length and 254mm inside of end button to end of thread 254 mm.
I have about 15mm of thread sticking out after axle nut is
Cheers c
74 Bultaco 250, 77 RM125b

Offline Ted

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Re: Rm125 b
« Reply #3 on: December 21, 2016, 09:01:28 am »
You e got the right one Craig. I have the alloy arm on mine which is thicker than the steel one where the axle goes through. I have 5mm thread showing.
81 YZ 465 H   77 RM 125 B

Offline Oldfart

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Re: Rm125 b
« Reply #4 on: December 21, 2016, 03:24:31 pm »
Yes .... you have the correct axle , as Ted has pointed out they used the same axle on  both arms.

Offline craigclayton

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Re: Rm125 b
« Reply #5 on: December 22, 2016, 10:35:17 am »
Cheers
C
74 Bultaco 250, 77 RM125b