My grandfather has had his 86 300SDL since it was new and it only has 174K on the odo. it has always been parked in the garage so i can't inspect it to see what the usual problems with the car are.

what should i look for when buying one of these sweet rides.

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Current
2006 E320 CDI, 57K bought at 67K "Liesl"
1986 190E 2.3-16, 198K bought at 56K "Brigitta"
1987 300TD (Chuggin Along), 292K "Friedrich"
1995 E320 Wagon, 200K "Louisa"

Past
1987 300SDL, (sold) 125K, bought for 1$ "Kurt"