Date registered: Oct 2012
Vehicle: 68 250S, 91 300se, 98 SL500, 450SEL 6.9, 14 CLS550 Past MB's; 300SD, 300E, 300TE, 190E, ML420
Mentioned: 12 Post(s)
Quoted: 511 Post(s)
That small of distance and slowly pushing will cause no damage.
Check you shifter linkage bushings, they may all be bad or gone.
With car safely supported, watch under car as shifter is moved and see if lever on side transmission actually moves.
Good to hear car is now running again.