The road measures 10.49 miles long and would take a car obeying speed limits 20 minutes to travel its length.
The B789 is a B Road and is located in the Zone 7 Highways Region.
This is a true long-distance route, journeying through numerous towns like Langbank, BISHOPTON, Houston, Crosslee, BRIDGE OF WEIR, Brookfield, JOHNSTONE, PAISLEY, and Elderslie.
The road connects Renfrewshire and Renfrewshire.