There are a couple different types but this will work on most 81 to 85 TURBO diesel wagons and 82 to 85 coupes and sedans. Compare picture with your existing hose.
Only one available used original in good conditon as shown. We also have these new aftermarket. See below.
W123 Turbo Diesel Brake Booster Hose Main Vacuum Line - USED
$50.00
SKU:
USED-123MVACLINE 
Product Details
Related Products:
$59.50
W123 Turbo Diesel Brake Booster Hose Main Vacuum Line -NEW
There are a couple different types but this will work on most 81 to 85 TURBO diesel wagons and 82 to 85 coupes and sedans. Compare picture with your existing hose.
This is a high quality aftermarket part. Genuine are no longer available. The main line is the same for all U.S. turbo diesels 1981 to 1985. There may be some variation on the small vacuum rubber hose attach points. Here is the arrangement of the vacuum attach points.