CATEGORIES & RULES
EVENT RULES
Traditional, flat bar MTB must be used
NO Gravel Bikes
NO Drop Bars
NO E Bikes (apart from the D40 & D15 and must be noted on your entry)
E Bikes will start 5 minutes in front of the main D40 field. See the Event Schedule page HERE
CATEGORIES
Oceania Mountain Bike Marathon Championships
The Dwellingup 100 will again be hosting the Oceania Mountain Bike Marathon Championships for a third year in a row. The event will also be host to the Under 23 Oceania Championship for the 100km event, and the under 19 Oceania Championship for the 60km event. To qualify you must:
Be registered with the UCI
Be registered with an AusCycling annual license as of event day (Lifestyle or trial memberships are not valid)
Be registered in a country within the Oceania region
In the 100km event, you must select that you would like to take part in the Oceania Championship during registration.
XCM State Championships
To be eligible for state championship awards, you must fall under the following age groups for your distance and:
Be registered as living in Western Australia
Be registered with an AusCycling annual license as of event day (Lifestyle or trial memberships are not valid)
100KM Boomer
Male & Female 19 to 29 years as of 31/12/2025
Male & Female 30 to 39 years as of 31/12/2025
Male & Female 40 to 49 years as of 31/12/2025
Male 50 to 59 years as of 31/12/2025
60KM Boxer
Female 50 to 59 as of 31/12/2025
Male & Female 60 to 69 as of 31/12/2025
Male & Female 70+ as of 31/12/2025
CUT-OFF TIMES
Please note these are subject to change as the course is finliased and when maps are published.
RIDE CUT-OFF TIMES
100km Boomer riders
Oval Aid Station 50km mark (near start/finish) - 1:15pm
Freeman Road 58km mark - 2:00pm
Entry into Turner Hill 72.4km mark - 2:50pm
Full Course Closed - 5:00pm
60km Boxer riders
Oval Aid Station 50km mark (near start/finish) - 1:45pm
Full Course Closed - 5:00pm
40km Wallaby & 15km Joey
Full Course Closed - 2:00pm
RUN CUT-OFF TIMES
21km Almighty Trail Run
Nanga Aid Station (6.7km) - 2:15pm
Full Course Closed - 5:00pm
12km Mighty, 6km Mini, 6km Doggie Dash
Full Course Closed - 5:00pm