I checked the haynes, 33# is for the rear shock absorber lower bolt. It says 14 pounds for the front lower shock mount, which aligns with what Brian said. 18lbs was for my 115.

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63 220S W111
76 300D W115
2013 VW JSW TDI M6

previously-
73 280 SEL 4.5
86 300E 5 speed
2010 VW Jetta TDI M6