head RMJJ1
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1981 RM125x FOR SALE

General information for the Suzuki RM125 x z and d models from 1981 82 and 83.

It is all copyright of Suzuki motor company.

How to change the shock absorber oil and nitrogen for the RM125D model.
These details are only for the RM125D shock which has ajustable rebound and compression damping. It is different for the other model years.
You cannot use these instructions for the RM125X or RM125Z shock absorbers with rebound damping only.

The pictures are large files and may take a few seconds to load.
You can download a pdf file at the bottom of the page.

RM125D-shock-oil-changed_Pa
RM125D-shock2-oil-changed_P

Star of the month.

Craig and Roger D

Craig Taylor & Roger DeCoster

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Stolen Bikes

RM125D3-shock-oil-changed_P
RM125-x-Decals-icon

Check out the decal page

How to change the RM125D shock absorber oil and nitrogen in pdf format.
Click to download.

RM125d shock oil change
Spark-plug-spec

Spark plug details for a 1982 & 83 RM125 z and RM125 D
The 81 RM125x used a 8 standard and 9 Cold type.

The magneto and electrical system for the 1982 RM125z.

Rm125z-electrical_Page_1-40
Rm125z-electrical_Page_2-55
Rm125z-electrical_Page_3-45
Rm125z-electrical_Page_4-45
Rm125z-electrical_Page_5-45

Here are the bolt torque specifications for the 1983 RM125 D model.
They are the same for the RM125 Z and the same for the RM125 x .

THE 1981 RM125X HAS DIFFERENT CYLINDER AND HEAD TORQUE’S
DO NOT USE THESE SETTINGS. YOU WILL STRIP THE THREADS.

Bolt-torque-RM125d
RM125d-bolt-torque-2

REMEMBER ! DO NOT USE THESE CYLINDER AND HEAD TORQUE’S FOR THE 1981 RM125 X. YOU WILL STRIP THE THREADS.
1981 cylinder head nuts should be 9.5lbft.

Checking the crankshaft

Crankshaft-deflection1
Crankshaft-deflection2
Crankshaft-deflection3

Click the picture on the left to
launch the Mikuni VM
carburettor service manual.

clutch-cover-screws
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