Speedo cables from the parts book for VDO are as follows -
LHD
1215546-1 - LG 2000 mm. M41, M46.
1215548-7 - LG 1735 mm. M40, M45.
1234490-9 - LG 1875 mm. AUTO.TRANS, M47.
RHD
1234254-9 - LG 1635 mm. M41, M46.
1234256-4 - LG 1370 mm. M45.
1234255-6 - LG 1510 mm. AUTO.TRANS
Getting a cable from an M45 wreck in your home locale will get you out of trouble; an M46 cable will give you plenty to spare.