Entries for the Bestmed Berge en Dale Championship, taking place next weekend, will close at midnight.
The Road Classic takes place on the Saturday while the MTB Classic will take place on the following day.
The race is a premier seeding event for the Cape Town Cycle Tour, presenting distance options over 102km and 55km.
The event attracted 4 500 cyclists in 2016 and the 2017 venue and route remain unchanged.
The venue for the mountain bike event is Hero Adventure Hobby Park and the race presents 40km and 15km route options.
