Routes
- Sun Trail - mtb, network lcn, 2.2 km, ascent 16 m, descent 415 m
- Sunbeam - mtb, 0.4 km, ascent 0 m, descent 15 m
- Sunca - mtb, network lcn, 45.2 km, ascent 1098 m, descent 1102 m
- Sunfish Lake - mtb, operator MORC
- Sunnersta Mountainbikeled - mtb, network lcn
- Sunny Benny Trail - mtb, network lcn
- Sunny Corner SF - mtb
- Sunset - mtb, 1.2 km, ascent 7 m, descent 26 m
- Sunset Beach - mtb, 0.3 km, ascent 0 m, descent 20 m
- Sunset Boulevard - mtb crosscountry, 0.5 km, ascent 2 m, descent 40 m
- Super 8 - mtb downhill, network lcn, operator Morzine Portes du Soleil, 2.4 km, ascent 0 m, descent 471 m
- Super D - mtb, 1.1 km, ascent 6 m, descent 13 m
- Super Duper Looper - mtb, 8.8 km, ascent 136 m, descent 134 m
- Super Mario - mtb, network lcn, 1.5 km, ascent 0 m, descent 342 m
- Super Mix - mtb
- Super Monaco - mtb crosscountry
- Super Natural - mtb
- Super Nova - mtb, 0.8 km, ascent 22 m, descent 7 m
- Super Nova Trail - mtb allmountain
- Super S de l'Est MTB - mtb, 0.7 km, ascent 18 m, descent 13 m
- Super S MTB - mtb, 0.7 km, ascent 4 m, descent 3 m
- Super Swooper - mtb downhill, network Dyfi Bike Park, 2.4 km, ascent 1 m, descent 228 m
- Super Venosc - mtb allmountain, 2 km, ascent 12 m, descent 329 m
- Super-Sauze - Col des Alaris - mtb allmountain
- SuperFlow trail - mtb trail
- Supergroppo - mtb, network lcn, operator Finale Outdoor Region, 6.1 km, ascent 102 m, descent 717 m
- Supernova - mtb singletrack, network Friends of Hurtwood, 0.9 km, ascent 0 m, descent 39 m
- Sur l'ancienne Voie Romaine - mtb, network lcn
- Sur la Doye - mtb, network lcn, 4.5 km, ascent 45 m, descent 44 m
- Sur la Trace du Cerf - mtb, network lcn, operator Domaine de Sédières, 20.9 km, ascent 188 m, descent 187 m
- Sur la Voie d'Arles (VTT) - mtb, network lcn
- Sur le plateau - mtb, network lcn
- Sur le Plateau - mtb, network lcn
- Sur les châteaux de Roues - mtb, network lcn
- Sur les Gîtes - mtb, network lcn, 13.7 km, ascent 181 m, descent 182 m
- Sur les Gîts / Chapelle-des-Bois - mtb, network lcn, 15.5 km, ascent 253 m, descent 204 m
- Sur les Hauteurs de Québrux - mtb, network lcn, 15.7 km, ascent 617 m, descent 616 m
- Sur les hauteurs de Wisches - mtb, network lcn
- Sur les pas de Fulrad - mtb, network lcn
- Sur les traces de JJ Henner - mtb, network lcn
- Sur les traces de l'abbaye de Lucelle - mtb, network lcn
- Sur les traces de la famille Jouvin - mtb
- Sur les Traces des Templiers - mtb
- SuRAWy I - mtb, operator KE.CY, 0.3 km, ascent 3 m, descent 11 m
- SuRAWy II - mtb, operator KE.CY, 0.3 km, ascent 0 m, descent 42 m
- Surf and Turf - mtb crosscountry, 1.2 km, ascent 37 m, descent 50 m
- Surfa Rosa to Secret Squirrel - mtb, network Friends of Hurtwood, 0.2 km, ascent 5 m, descent 0 m
- Surfer Rosa - mtb, network Friends of Hurtwood, 0.8 km, ascent 0 m, descent 23 m
- Surrbach-Trail - mtb, network lcn, 1.7 km, ascent 76 m, descent 8 m
- Susy DH - mtb downhill, 2.5 km, ascent 0 m, descent 589 m
- Sutina-Visočnica-Visoka - mtb, operator PD Svilaja, 7.9 km, ascent 605 m, descent 265 m
- Sutri-Stazione Fs Capranica - mtb crosscountry/allmountain, network lcn
- Suvretta Loop - mtb, network lcn
- Suze Bike - mtb, operator Jura bernois Tourisme STI, 4.4 km, ascent 129 m, descent 130 m
- Sv. Jelena - mtb, network lcn
- Sv. Lovre - mtb, network lcn
- Sv. Petar - mtb, network lcn
- Sv. Roko - mtb, network lcn, 7.4 km, ascent 60 m, descent 54 m
- Sv. Trojica - mtb, network MTB_Park_Notranjska, operator none, was Hotel Šport
- Svängigt - mtb crosscountry, 0.1 km, ascent 0 m, descent 2 m
- Svanninge Bakker - mtb
- Svåra spåret - mtb downhill, 0.2 km, ascent 1 m, descent 13 m
- Svarthaugen - mtb allmountain, 5.6 km, ascent 231 m, descent 229 m
- Sveti Georgi - Varavara MTB downhill - mtb, network lcn, operator Alabak Association
- Svetonedeljskim bregima - MTB ruta 1 - mtb, network lcn, 9.5 km, ascent 253 m, descent 252 m
- Svetonedeljskim bregima - MTB ruta 2 - mtb, network lcn, 13.2 km, ascent 356 m, descent 357 m
- Svetonedeljskim bregima - MTB ruta 3 - mtb, 13.7 km, ascent 393 m, descent 381 m
- Švihák - mtb, network lcn, 1.1 km, ascent 120 m, descent 0 m
- Svinkløv MTB rute - mtb crosscountry, network lcn, operator Naturstyrelsen
- SW Wirth - mtb, network lcn, operator MORC
- SW1 (Kleine Mönchsrunde) - mtb, operator Volksbank-Arena Harz, 13.8 km, ascent 310 m, descent 290 m
- SW2 (Ravensberger Höhenrausch) - mtb, operator Volksbank-Arena Harz
- Swamptrejl - mtb
- Swan Song - mtb, network lcn, 1.8 km, ascent 4 m, descent 4 m
- Swanson Park MTB Trail - mtb, 7.3 km, ascent 56 m, descent 54 m
- Sweat & Steam - mtb, 0.5 km, ascent 12 m, descent 4 m
- Swedish Erotica - mtb, 0.5 km, ascent 3 m, descent 9 m
- Sweet Apples - mtb crosscountry, 0.6 km, ascent 1 m, descent 13 m
- Sweet As - mtb, 1 km, ascent 22 m, descent 4 m
- Sweet Chilli - mtb
- Sweet Dreams - mtb
- Sweet Dreams - mtb, 1 km, ascent 3 m, descent 51 m
- Sweet Goat - mtb downhill, 2 km, ascent 6 m, descent 169 m
- Sweet N Sour - mtb crosscountry, 1 km, ascent 31 m, descent 4 m
- Sweet Nuggs Track - mtb crosscountry
- Sweet Shrub Trail - mtb, network lcn, 0.3 km, ascent 1 m, descent 2 m
- Sweet Sixteen - mtb, 0.6 km, ascent 23 m, descent 0 m
- Sweet Sugar - mtb, network Sugar Bag Road MTB trails
- Swett Ranch Loop - mtb, 8.6 km, ascent 140 m, descent 198 m
- Świeradów Zdrój - "Lang Team" - mtb, network lcn, 7.1 km, ascent 260 m, descent 258 m
- Świeradowiec - mtb singletrack, 7.1 km, ascent 195 m, descent 199 m
- Świerkowa - mtb, 0.6 km, ascent 1 m, descent 76 m
- Swinsty Cycle route - mtb
- Switchback Alley - mtb, operator Okanogan-Wenatchee National Forest
- Switchback Bypass - mtb, network lcn, 0.2 km, ascent 50 m, descent 0 m
- Switchback Trail - mtb, network lcn, 0.4 km, ascent 17 m, descent 62 m
- Switchback Trail - mtb
- Switchblade - mtb, 3 km, ascent 163 m, descent 16 m
- Swoosh Rd - mtb, 6.1 km, ascent 248 m, descent 135 m
- SWU-Trail Blaustein - mtb, operator DAV Ulm und SSV Ulm 1846 MTB Schammental GbR