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Author Topic: rm125t gearbox query,  (Read 996 times)

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Offline suzuki447

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rm125t gearbox query,
« on: September 14, 2012, 08:24:51 pm »
hi rebuilding a125t engine and manual shows a o-ring next to bearing any idea on size of o-ring as manual doesnt have a size and exact position.thanks don.0410383202.also looking for alloy rear wheel for tm125 with hub.
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bikes in shed.74tm125,76,78,82rm125s,...82,83rm250s.80canam qualifier.80,83yz125s.86yz490.80it125.76it400.80pe175and250.79rm50.76xr75.2xpuch50 magnums.jawa speedway.72honcho 90.84xr200.87xr100.phew thats all.

Offline Doc

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Re: rm125t gearbox query,
« Reply #1 on: September 14, 2012, 09:03:05 pm »
19.5mm x 1mm. Exact position is on the shaft before you fit the sprocket spacer. The oil seal seals the outside of the spacer and the oring seals the inside of the spacer (slightly tapered edge) against the shaft. an oring of 1.00mm to 1.50mm will work fine ;)
« Last Edit: September 14, 2012, 09:05:52 pm by Doc »
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Offline suzuki447

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Re: rm125t gearbox query,
« Reply #2 on: September 14, 2012, 09:26:42 pm »
thanks doc.
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bikes in shed.74tm125,76,78,82rm125s,...82,83rm250s.80canam qualifier.80,83yz125s.86yz490.80it125.76it400.80pe175and250.79rm50.76xr75.2xpuch50 magnums.jawa speedway.72honcho 90.84xr200.87xr100.phew thats all.
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