The Lake District of Silkeborg is one of the best areas for mountain biking.
Vesterskoven has a 17 km long blue MTB track.
Silkeborg BikePark is Silkeborg's MTB "playground". The park's different tracks are each marked with a color that tells you the complexity of the track.
Nordskoven has 3 MTB-tracks - one blue (9.4 km), one red (11.5 km) and one black (12.4 km).
If you have your own bike or mountainbike, then there is plenty opportunity for bicycle repairs. Here you can see a list of places where you can find pumping
Overview free air pumping stations & bicycle repair shops: