For replacement see p/n MS39021-2. (does not have KMH scale)
Speedometer, P/N MS39021-2, NSN 6680009333599. Dual scale 0-60 MPH and 0-100 KM/H, mechanical drive. Includes mounting hardware.
For most M-series vehicles such as the M35, M54, M809, M939, M38, M37 etc.
Made in USA by Faria Corp.
Can replace speedometers having a resettable trip odometer, such as used in the M35A3, however the MS39021-2 does not have a trip odometer.