140 589 14 21 00 Measuring device - WS35.00-P-0156C

FG 35/Set C 

MODEL 129, 140, 170, 171, 202, 203, 208, 209, 210, 211, 219, 220, 230 

Use: 

Measuring device for shims used to adjust height of bevel drive pinion

Fig 1: Identifying Measuring Device (140 589 14 21 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.